<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:country="http://xbrl.sec.gov/country/2025"
  xmlns:dei="http://xbrl.sec.gov/dei/2025"
  xmlns:fmr="http://www.fidelity.com/20260929"
  xmlns:iso4217="http://www.xbrl.org/2003/iso4217"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:oef="http://xbrl.sec.gov/oef/2025"
  xmlns:us-gaap="http://fasb.org/us-gaap/2025"
  xmlns:xbrldi="http://xbrl.org/2006/xbrldi"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="fmr-20260929.xsd" xlink:type="simple"/>
    <context id="C000205004_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_LG_ClassMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_LG_ClassMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_LG_1_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_LG_1_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_LG_2_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_LG_2_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_NoLoadClassMember_2025-08-01_2026-07-31">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_NoLoadClassMember_2025-08-01_2026-07-31Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_0_AdditionalIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205004_0_AdditionalIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205004_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205004_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_1_BBIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205004_1_BBIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_Perf_2018-10-02_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2018-10-02</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205004_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_GD_JP_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:JP</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_GD_TW_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:TW</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_GD_KR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:KR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205004_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205004Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014552_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014552_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014552_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014552_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014552_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_GD_JP_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:JP</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_GD_TW_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:TW</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_GD_KR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:KR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014552_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014552Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014553_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014553_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014553_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014553_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014553_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_GD_JP_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:JP</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_GD_TW_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:TW</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_GD_KR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:KR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014553_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014553Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014551_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014551_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014551_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014551_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014551_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_GD_JP_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:JP</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_GD_TW_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:TW</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_GD_KR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:KR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014551_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014551Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014549_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014549_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014549_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014549_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014549_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_GD_JP_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:JP</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_GD_TW_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:TW</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_GD_KR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:KR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014549_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014549Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_LG_ClassMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_LG_ClassMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_LG_1_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_LG_1_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_LG_2_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_LG_2_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_NoLoadClassMember_2025-08-01_2026-07-31">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_NoLoadClassMember_2025-08-01_2026-07-31Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_0_AdditionalIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205003_0_AdditionalIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205003_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205003_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_1_BBIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205003_1_BBIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_Perf_2018-10-02_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2018-10-02</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205003_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TI_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205003_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205003Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014542_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014542_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014542_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014542_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014542_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TI_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014542_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014542Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014543_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014543_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014543_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014543_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014543_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TI_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014543_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014543Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014541_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014541_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014541_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014541_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014541_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TI_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014541_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014541Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014539_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014539_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014539_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014539_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014539_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TI_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014539_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014539Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_LG_ClassMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_LG_ClassMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_LG_1_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_LG_1_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_LG_2_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_LG_2_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_NoLoadClassMember_2025-08-01_2026-07-31">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_NoLoadClassMember_2025-08-01_2026-07-31Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_0_AdditionalIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205005_0_AdditionalIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205005_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205005_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_1_BBIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205005_1_BBIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_Perf_2018-10-02_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2018-10-02</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205005_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_GD_PR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:PR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_GD_GrandCaymanUKOverseasTer_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">fmr:GrandCaymanUKOverseasTerMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_GD_MX_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:MX</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205005_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205005Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014557_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014557_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014557_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014557_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014557_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_GD_PR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:PR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_GD_GrandCaymanUKOverseasTer_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">fmr:GrandCaymanUKOverseasTerMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_GD_MX_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:MX</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014557_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014557Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014558_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014558_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014558_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014558_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014558_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_GD_PR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:PR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_GD_GrandCaymanUKOverseasTer_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">fmr:GrandCaymanUKOverseasTerMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_GD_MX_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:MX</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014558_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014558Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014556_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014556_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014556_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014556_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014556_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_GD_PR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:PR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_GD_GrandCaymanUKOverseasTer_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">fmr:GrandCaymanUKOverseasTerMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_GD_MX_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:MX</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014556_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014556Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014554_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014554_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014554_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014554_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014554_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_GD_PR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:PR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_GD_GrandCaymanUKOverseasTer_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">fmr:GrandCaymanUKOverseasTerMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_GD_MX_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:MX</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014554_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014554Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_LG_ClassMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_LG_ClassMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_LG_1_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_LG_1_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_LG_2_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_LG_2_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_NoLoadClassMember_2025-08-01_2026-07-31">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_NoLoadClassMember_2025-08-01_2026-07-31Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_0_AdditionalIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000204999_0_AdditionalIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000204999_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000204999_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_1_BBIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000204999_1_BBIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_Perf_2018-10-02_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2018-10-02</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000204999_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_GD_DE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000204999_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000204999Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014522_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014522_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014522_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014522_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014522_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_GD_DE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014522_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014522Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014523_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014523_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014523_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014523_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014523_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_GD_DE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014523_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014523Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014521_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014521_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014521_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014521_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014521_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_GD_DE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014521_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014521Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014519_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014519_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014519_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014519_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014519_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_AA_PreferredSecurities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_GD_DE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014519_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014519Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_LG_ClassMember_2YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000264535_LG_ClassMember_2YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2024-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000264535_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000264535_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_LG_1_AdditionalIndexMember_2YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000264535_LG_1_AdditionalIndexMember_2YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2024-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000264535_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000264535_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_LG_2_AdditionalIndexMember_2YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000264535_LG_2_AdditionalIndexMember_2YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2024-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000264535_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000264535_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000264535_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TI_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000264535_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000264535Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_LG_ClassMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_LG_ClassMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_LG_1_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_LG_1_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_LG_2_AdditionalIndexMember_9YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_LG_2_AdditionalIndexMember_9YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2017-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_NoLoadClassMember_2025-08-01_2026-07-31">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_NoLoadClassMember_2025-08-01_2026-07-31Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_0_AdditionalIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000205006_0_AdditionalIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205006_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205006_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_1_BBIndexMember_LOC">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000205006_1_BBIndexMember_LOCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_Perf_2018-10-02_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2018-10-02</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000205006_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_GD_CN_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CN</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000205006_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000205006Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014562_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014562_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014562_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014562_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014562_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_GD_CN_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CN</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014562_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014562Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014563_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014563_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014563_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014563_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014563_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_GD_CN_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CN</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014563_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014563Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014561_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014561_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014561_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014561_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014561_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_GD_CN_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CN</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014561_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014561Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_ClassMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_LG_ClassMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_LG_ClassMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_LG_1_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_LG_1_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_1_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_LG_2_AdditionalIndexMember_11YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_LG_2_AdditionalIndexMember_11YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2015-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2016">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2016Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2017">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2017Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2018">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2018Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2019">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2019Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2020">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2020Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2021">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2021Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2022">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2022Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2023">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2023Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2024">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2024Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2025">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2025Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_2_AdditionalIndexMember_AsOf_2026">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_2_AdditionalIndexMember_AsOf_2026Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_ClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_ClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_NoLoadClassMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_NoLoadClassMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_NoLoadClassMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_NoLoadClassMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_NoLoadClassMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_NoLoadClassMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_0_AdditionalIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_0_AdditionalIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_0_AdditionalIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_0_AdditionalIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_0_AdditionalIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:AdditionalIndexAxis">fmr:C000014559_0_AdditionalIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_BBIndexMember_1YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014559_1_BBIndexMember_1YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_BBIndexMember_5YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014559_1_BBIndexMember_5YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_1_BBIndexMember_10YR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:BroadBasedIndexAxis">fmr:C000014559_1_BBIndexMember_10YRMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2016-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <context id="C000014559_InstantMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TI_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TI_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TI_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TI_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TI_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TI_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TI_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TI_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:IndustrySectorAxis">fmr:TI7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_AA_CommonStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AACommonStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_AA_PreferredStocks_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAPreferredStocksMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_AA_Bonds_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AABondsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">fmr:AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_US_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_NL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_DK_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_BE_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:BE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_CA_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CA</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_FR_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_GB_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_IL_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:IL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_AU_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_GD_CN_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CN</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_0_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH0Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_1_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_2_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_3_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_4_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH4Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_5_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH5Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_6_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH6Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_7_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH7Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_8_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH8Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="C000014559_TH_9_Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">fmr:C000014559Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:LargestHoldingAxis">fmr:TH9Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="Trust">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000315700</identifier>
        </entity>
        <period>
            <startDate>2025-07-31</startDate>
            <endDate>2026-07-31</endDate>
        </period>
    </context>
    <unit id="usd">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="pure">
        <measure>pure</measure>
    </unit>
    <unit id="holding">
        <measure>shares</measure>
    </unit>
    <dei:DocumentType contextRef="Trust" id="ixv-77304">N-CSR</dei:DocumentType>
    <dei:AmendmentFlag contextRef="Trust" id="ixv-77305">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey contextRef="Trust" id="ixv-77306">0000315700</dei:EntityCentralIndexKey>
    <dei:EntityInvCompanyType contextRef="Trust" id="ixv-77307">N-1A</dei:EntityInvCompanyType>
    <dei:EntityRegistrantName contextRef="Trust" id="ixv-77308">Fidelity Advisor Series VII</dei:EntityRegistrantName>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-98">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:MaterialFundChngNoticeTextBlock contextRef="C000205004_ClassMember" id="ixv-102">This report describes changes to the Fund that occurred during the reporting period.</oef:MaterialFundChngNoticeTextBlock>
    <oef:FundName contextRef="C000205004_ClassMember" id="ixv-113">Fidelity Advisor&#xae; Semiconductors Fund</oef:FundName>
    <oef:ClassName contextRef="C000205004_ClassMember" id="ixv-116">Fidelity Advisor&#xae; Semiconductors Fund Class Z</oef:ClassName>
    <dei:TradingSymbol contextRef="C000205004_ClassMember" id="ixv-120">FIKGX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000205004_ClassMember" id="ixv-139">This annual shareholder report contains information about Fidelity Advisor&#xae; Semiconductors Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000205004_ClassMember" id="ixv-141">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000205004_ClassMember" id="ixv-146">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000205004_ClassMember" id="ixv-148">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000205004_ClassMember" id="ixv-151">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000205004_ClassMember" id="ixv-154">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000205004_ClassMember" id="ixv-161">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;77&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.54&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000205004_ClassMember"
      decimals="0"
      id="ixv-92570"
      unitRef="usd">77</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000205004_ClassMember"
      decimals="INF"
      id="ixv-92571"
      unitRef="pure">0.0054</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000205004_ClassMember" id="ixv-204">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Semiconductors &amp;amp; Semiconductor Equipment 25/50 Index for the fiscal year, especially within technology hardware, storage &amp;amp; peripherals. Stock picking in semiconductors and electronic components also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our non-index stake in Western Digital (+581%). This period we decreased our stake in Western Digital. A second notable relative contributor was an overweight in Marvell Technology (+133%). The company was among our biggest holdings. Another notable relative contributor was an underweight in Qualcomm (+3%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractors from performance versus the industry index were picks and an underweight in semiconductor materials &amp;amp; equipment. An overweight in semiconductors also hampered the fund's result. Lastly, the fund's position in cash detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Intel (+356%). This period we decreased our stake in Intel. A second notable relative detractor was an underweight in Advanced Micro Devices (+170%). This period we increased our position in Advanced Micro Devices. Another notable relative detractor was an underweight in Applied Materials (+184%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include higher allocations to the semiconductor materials &amp;amp; equipment and technology hardware, storage &amp;amp; peripherals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000205004_ClassMember" id="ixv-228">How did the Fund perform over the life of Fund?

 &#160;&#160;
CUMULATIVE PERFORMANCE
October 2, 2018 through July 31, 2026. 
Initial investment of $10,000.
Class Z


$10,000

$11,203


$14,700


$23,970


$23,292


$34,912


$48,893


$60,206


$111,242



MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index


$10,000

$10,992


$14,816


$23,440


$22,253


$33,233


$49,556


$57,990


$106,315



S&amp;P 500&#xae; Index


$10,000

$10,365


$11,604


$15,833


$15,098


$17,064


$20,843


$24,247


$28,991



&#160;

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000205004_LG_ClassMember_9YR" id="ixv-247">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205004_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-92572"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-92573"
      unitRef="usd">11203</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-92574"
      unitRef="usd">14700</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-92575"
      unitRef="usd">23970</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-92576"
      unitRef="usd">23292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-92577"
      unitRef="usd">34912</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-92578"
      unitRef="usd">48893</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-92579"
      unitRef="usd">60206</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-92580"
      unitRef="usd">111242</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000205004_LG_1_AdditionalIndexMember_9YR"
      id="ixv-288">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Semiconductors &amp;amp; Semiconductor Equipment 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205004_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92581"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92582"
      unitRef="usd">10992</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92583"
      unitRef="usd">14816</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92584"
      unitRef="usd">23440</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92585"
      unitRef="usd">22253</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92586"
      unitRef="usd">33233</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92587"
      unitRef="usd">49556</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92588"
      unitRef="usd">57990</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92589"
      unitRef="usd">106315</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000205004_LG_2_AdditionalIndexMember_9YR"
      id="ixv-329">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205004_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92590"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92591"
      unitRef="usd">10365</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92592"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92593"
      unitRef="usd">15833</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92594"
      unitRef="usd">15098</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92595"
      unitRef="usd">17064</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92596"
      unitRef="usd">20843</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92597"
      unitRef="usd">24247</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205004_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92598"
      unitRef="usd">28991</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000205004_ClassMember" id="ixv-416">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

Life of Fund&#160;A


Class Z

84.77%

35.93%

36.01%


MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index

83.33%


35.31%


35.23%


S&amp;P 500&#xae; Index

19.56%


12.86%


14.56%




A&#160; &#160;From October 2, 2018

&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000205004_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-92599"
      unitRef="pure">0.8477</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205004_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-92600"
      unitRef="pure">0.3593</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205004_NoLoadClassMember_2025-08-01_2026-07-31"
      decimals="INF"
      id="ixv-92601"
      unitRef="pure">0.3601</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205004_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-92602"
      unitRef="pure">0.8333</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205004_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-92603"
      unitRef="pure">0.3531</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205004_0_AdditionalIndexMember_LOC"
      decimals="INF"
      id="ixv-92604"
      unitRef="pure">0.3523</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205004_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-92605"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205004_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-92606"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205004_1_BBIndexMember_LOC"
      decimals="INF"
      id="ixv-92607"
      unitRef="pure">0.1456</oef:AvgAnnlRtrPct>
    <oef:PerfInceptionDate
      contextRef="C000205004_Perf_2018-10-02_ClassMember"
      id="ixv-485">2018-10-02</oef:PerfInceptionDate>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000205004_ClassMember" id="ixv-495">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000205004_ClassMember" id="ixv-507">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000205004_ClassMember" id="ixv-511">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000205004_ClassMember" id="ixv-517">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;7,203,754,194&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;76&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;35,292,988&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;99&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000205004_InstantMember"
      decimals="0"
      id="ixv-92608"
      unitRef="usd">7203754194</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000205004_InstantMember"
      decimals="INF"
      id="ixv-92609"
      unitRef="holding">76</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000205004_ClassMember"
      decimals="0"
      id="ixv-92610"
      unitRef="usd">35292988</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000205004_ClassMember"
      decimals="INF"
      id="ixv-92611"
      unitRef="pure">0.99</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000205004_ClassMember" id="ixv-592">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Semiconductors &amp; Semiconductor Equipment

93.8

&#160;


Technology Hardware, Storage &amp; Peripherals

4.5

&#160;


Electronic Equipment, Instruments &amp; Components

0.7

&#160;


Electrical Equipment

0.3

&#160;


Software

0.2

&#160;


Financial Services

0.0

&#160;


Metals &amp; Mining

0.0

&#160;


&#160;




&#160;
Common Stocks

98.5


Preferred Stocks

1.0


Preferred Securities

0.0


Bonds

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.5




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.5


&#160;






United States

85.1


Netherlands

9.1


Japan

2.3


Israel

2.0


Taiwan

1.3


Korea (South)

0.2


Canada

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 85.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 9.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Japan - 2.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Taiwan - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Korea (South) - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000205004_TI_0_Member"
      decimals="INF"
      id="ixv-92612"
      unitRef="pure">0.938</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TI_1_Member"
      decimals="INF"
      id="ixv-92613"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TI_2_Member"
      decimals="INF"
      id="ixv-92614"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TI_3_Member"
      decimals="INF"
      id="ixv-92615"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TI_4_Member"
      decimals="INF"
      id="ixv-92616"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TI_5_Member"
      decimals="INF"
      id="ixv-92617"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TI_6_Member"
      decimals="INF"
      id="ixv-92618"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-92619"
      unitRef="pure">0.985</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-92620"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-92621"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_AA_Bonds_Member"
      decimals="INF"
      id="ixv-92622"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-92623"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_GD_US_Member"
      decimals="INF"
      id="ixv-92624"
      unitRef="pure">0.851</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_GD_NL_Member"
      decimals="INF"
      id="ixv-92625"
      unitRef="pure">0.091</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_GD_JP_Member"
      decimals="INF"
      id="ixv-92626"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_GD_IL_Member"
      decimals="INF"
      id="ixv-92627"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_GD_TW_Member"
      decimals="INF"
      id="ixv-92628"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_GD_KR_Member"
      decimals="INF"
      id="ixv-92629"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_GD_CA_Member"
      decimals="INF"
      id="ixv-92630"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000205004_ClassMember" id="ixv-892">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


NVIDIA Corp

24.4


&#160;


Broadcom Inc

15.4


&#160;


Marvell Technology Inc

6.2


&#160;


Astera Labs Inc

4.9


&#160;


Monolithic Power Systems Inc

4.8


&#160;


ASML Holding NV depository receipt

4.8


&#160;


ON Semiconductor Corp

4.2


&#160;


NXP Semiconductors NV

4.1


&#160;


Micron Technology Inc

4.1


&#160;


Lam Research Corp

3.7


&#160;


&#160;

76.6

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000205004_TH_0_Member"
      decimals="INF"
      id="ixv-92631"
      unitRef="pure">0.244</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TH_1_Member"
      decimals="INF"
      id="ixv-92632"
      unitRef="pure">0.154</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TH_2_Member"
      decimals="INF"
      id="ixv-92633"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TH_3_Member"
      decimals="INF"
      id="ixv-92634"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TH_4_Member"
      decimals="INF"
      id="ixv-92635"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TH_5_Member"
      decimals="INF"
      id="ixv-92636"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TH_6_Member"
      decimals="INF"
      id="ixv-92637"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TH_7_Member"
      decimals="INF"
      id="ixv-92638"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TH_8_Member"
      decimals="INF"
      id="ixv-92639"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205004_TH_9_Member"
      decimals="INF"
      id="ixv-92640"
      unitRef="pure">0.037</oef:PctOfNav>
    <oef:MaterialFundChngTextBlock contextRef="C000205004_ClassMember" id="ixv-1017">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;How has the Fund changed?&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:50%; background-color:#ebf3e9;border-right:2px dashed #368627;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes:&lt;/span&gt;&lt;/div&gt;
&lt;ul style="color:#000000;list-style-type:disc;margin:0px 0px 0px 25px;padding:0px;"&gt;&lt;li style="margin:5px 0px 2px 24px;padding:0px 0px 0px 0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Management fee&lt;/span&gt;&lt;/li&gt;&lt;/ul&gt;
&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:50%; background-color:#ebf3e9;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngTextBlock>
    <oef:SummaryOfChngLegendTextBlock contextRef="C000205004_ClassMember" id="ixv-1023">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;</oef:SummaryOfChngLegendTextBlock>
    <oef:UpdProspectusWebAddress contextRef="C000205004_ClassMember" id="ixv-1025">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;</oef:UpdProspectusWebAddress>
    <oef:UpdProspectusPhoneNumber contextRef="C000205004_ClassMember" id="ixv-1028">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;</oef:UpdProspectusPhoneNumber>
    <oef:UpdProspectusEmailAddress contextRef="C000205004_ClassMember" id="ixv-1032">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;</oef:UpdProspectusEmailAddress>
    <oef:MaterialFundChngExpensesTextBlock contextRef="C000205004_ClassMember" id="ixv-1043">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes:&lt;/span&gt;&lt;/div&gt;
&lt;ul style="color:#000000;list-style-type:disc;margin:0px 0px 0px 25px;padding:0px;"&gt;&lt;li style="margin:5px 0px 2px 24px;padding:0px 0px 0px 0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Management fee&lt;/span&gt;&lt;/li&gt;&lt;/ul&gt;
&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngExpensesTextBlock>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-1106">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014552_ClassMember" id="ixv-1118">Fidelity Advisor&#xae; Semiconductors Fund</oef:FundName>
    <oef:ClassName contextRef="C000014552_ClassMember" id="ixv-1121">Fidelity Advisor&#xae; Semiconductors Fund Class M</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014552_ClassMember" id="ixv-1125">FELTX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014552_ClassMember" id="ixv-1144">This annual shareholder report contains information about Fidelity Advisor&#xae; Semiconductors Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014552_ClassMember" id="ixv-1146">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014552_ClassMember" id="ixv-1151">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014552_ClassMember" id="ixv-1153">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014552_ClassMember" id="ixv-1156">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014552_ClassMember" id="ixv-1159">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014552_ClassMember" id="ixv-1166">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;164&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.16&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014552_ClassMember"
      decimals="0"
      id="ixv-92641"
      unitRef="usd">164</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014552_ClassMember"
      decimals="INF"
      id="ixv-92642"
      unitRef="pure">0.0116</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014552_ClassMember" id="ixv-1209">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Semiconductors &amp;amp; Semiconductor Equipment 25/50 Index for the fiscal year, especially within technology hardware, storage &amp;amp; peripherals. Stock picking in semiconductors and electronic components also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our non-index stake in Western Digital (+581%). This period we decreased our stake in Western Digital. A second notable relative contributor was an overweight in Marvell Technology (+133%). The company was among our biggest holdings. Another notable relative contributor was an underweight in Qualcomm (+3%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractors from performance versus the industry index were picks and an underweight in semiconductor materials &amp;amp; equipment. An overweight in semiconductors also hampered the fund's result. Lastly, the fund's position in cash detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Intel (+356%). This period we decreased our stake in Intel. A second notable relative detractor was an underweight in Advanced Micro Devices (+170%). This period we increased our position in Advanced Micro Devices. Another notable relative detractor was an underweight in Applied Materials (+184%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include higher allocations to the semiconductor materials &amp;amp; equipment and technology hardware, storage &amp;amp; peripherals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014552_ClassMember" id="ixv-1233">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class M


$9,650

$12,614


$16,014


$17,590


$22,917


$37,122


$35,847


$53,395


$74,314


$90,944


$167,009



MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index


$10,000

$13,272


$16,695


$18,382


$24,778


$39,200


$37,215


$55,578


$82,876


$96,980


$177,796



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014552_LG_ClassMember_11YR" id="ixv-1254">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-92643"
      unitRef="usd">9650</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-92644"
      unitRef="usd">12614</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-92645"
      unitRef="usd">16014</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-92646"
      unitRef="usd">17590</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-92647"
      unitRef="usd">22917</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-92648"
      unitRef="usd">37122</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-92649"
      unitRef="usd">35847</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-92650"
      unitRef="usd">53395</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-92651"
      unitRef="usd">74314</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-92652"
      unitRef="usd">90944</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-92653"
      unitRef="usd">167009</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014552_LG_1_AdditionalIndexMember_11YR"
      id="ixv-1303">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Semiconductors &amp;amp; Semiconductor Equipment 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-92654"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-92655"
      unitRef="usd">13272</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92656"
      unitRef="usd">16695</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92657"
      unitRef="usd">18382</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92658"
      unitRef="usd">24778</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92659"
      unitRef="usd">39200</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92660"
      unitRef="usd">37215</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92661"
      unitRef="usd">55578</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92662"
      unitRef="usd">82876</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92663"
      unitRef="usd">96980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92664"
      unitRef="usd">177796</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014552_LG_2_AdditionalIndexMember_11YR"
      id="ixv-1352">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-92665"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-92666"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92667"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92668"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92669"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92670"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92671"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92672"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92673"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92674"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014552_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92675"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014552_ClassMember" id="ixv-1453">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class M (incl. 3.50% sales charge) &#160;

77.21%

34.13%


32.52%


Class M (without 3.50% sales charge)

83.64%

35.09%

32.99%


MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index

83.33%


35.31%


33.35%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_ClassMember_1YR"
      decimals="INF"
      id="ixv-92676"
      unitRef="pure">0.7721</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_ClassMember_5YR"
      decimals="INF"
      id="ixv-92677"
      unitRef="pure">0.3413</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_ClassMember_10YR"
      decimals="INF"
      id="ixv-92678"
      unitRef="pure">0.3252</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-92679"
      unitRef="pure">0.8364</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-92680"
      unitRef="pure">0.3509</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-92681"
      unitRef="pure">0.3299</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-92682"
      unitRef="pure">0.8333</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-92683"
      unitRef="pure">0.3531</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-92684"
      unitRef="pure">0.3335</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-92685"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-92686"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014552_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-92687"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014552_ClassMember" id="ixv-1538">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014552_ClassMember" id="ixv-1550">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014552_ClassMember" id="ixv-1554">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014552_ClassMember" id="ixv-1560">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;7,203,754,194&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;76&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;35,292,988&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;99&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014552_InstantMember"
      decimals="0"
      id="ixv-92688"
      unitRef="usd">7203754194</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014552_InstantMember"
      decimals="INF"
      id="ixv-92689"
      unitRef="holding">76</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014552_ClassMember"
      decimals="0"
      id="ixv-92690"
      unitRef="usd">35292988</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014552_ClassMember"
      decimals="INF"
      id="ixv-92691"
      unitRef="pure">0.99</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014552_ClassMember" id="ixv-1635">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Semiconductors &amp; Semiconductor Equipment

93.8

&#160;


Technology Hardware, Storage &amp; Peripherals

4.5

&#160;


Electronic Equipment, Instruments &amp; Components

0.7

&#160;


Electrical Equipment

0.3

&#160;


Software

0.2

&#160;


Financial Services

0.0

&#160;


Metals &amp; Mining

0.0

&#160;


&#160;




&#160;
Common Stocks

98.5


Preferred Stocks

1.0


Preferred Securities

0.0


Bonds

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.5




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.5


&#160;






United States

85.1


Netherlands

9.1


Japan

2.3


Israel

2.0


Taiwan

1.3


Korea (South)

0.2


Canada

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 85.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 9.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Japan - 2.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Taiwan - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Korea (South) - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014552_TI_0_Member"
      decimals="INF"
      id="ixv-92692"
      unitRef="pure">0.938</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TI_1_Member"
      decimals="INF"
      id="ixv-92693"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TI_2_Member"
      decimals="INF"
      id="ixv-92694"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TI_3_Member"
      decimals="INF"
      id="ixv-92695"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TI_4_Member"
      decimals="INF"
      id="ixv-92696"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TI_5_Member"
      decimals="INF"
      id="ixv-92697"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TI_6_Member"
      decimals="INF"
      id="ixv-92698"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-92699"
      unitRef="pure">0.985</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-92700"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-92701"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_AA_Bonds_Member"
      decimals="INF"
      id="ixv-92702"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-92703"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_GD_US_Member"
      decimals="INF"
      id="ixv-92704"
      unitRef="pure">0.851</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_GD_NL_Member"
      decimals="INF"
      id="ixv-92705"
      unitRef="pure">0.091</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_GD_JP_Member"
      decimals="INF"
      id="ixv-92706"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_GD_IL_Member"
      decimals="INF"
      id="ixv-92707"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_GD_TW_Member"
      decimals="INF"
      id="ixv-92708"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_GD_KR_Member"
      decimals="INF"
      id="ixv-92709"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_GD_CA_Member"
      decimals="INF"
      id="ixv-92710"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014552_ClassMember" id="ixv-1935">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


NVIDIA Corp

24.4


&#160;


Broadcom Inc

15.4


&#160;


Marvell Technology Inc

6.2


&#160;


Astera Labs Inc

4.9


&#160;


Monolithic Power Systems Inc

4.8


&#160;


ASML Holding NV depository receipt

4.8


&#160;


ON Semiconductor Corp

4.2


&#160;


NXP Semiconductors NV

4.1


&#160;


Micron Technology Inc

4.1


&#160;


Lam Research Corp

3.7


&#160;


&#160;

76.6

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014552_TH_0_Member"
      decimals="INF"
      id="ixv-92711"
      unitRef="pure">0.244</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TH_1_Member"
      decimals="INF"
      id="ixv-92712"
      unitRef="pure">0.154</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TH_2_Member"
      decimals="INF"
      id="ixv-92713"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TH_3_Member"
      decimals="INF"
      id="ixv-92714"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TH_4_Member"
      decimals="INF"
      id="ixv-92715"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TH_5_Member"
      decimals="INF"
      id="ixv-92716"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TH_6_Member"
      decimals="INF"
      id="ixv-92717"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TH_7_Member"
      decimals="INF"
      id="ixv-92718"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TH_8_Member"
      decimals="INF"
      id="ixv-92719"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014552_TH_9_Member"
      decimals="INF"
      id="ixv-92720"
      unitRef="pure">0.037</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-2106">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014553_ClassMember" id="ixv-2118">Fidelity Advisor&#xae; Semiconductors Fund</oef:FundName>
    <oef:ClassName contextRef="C000014553_ClassMember" id="ixv-2121">Fidelity Advisor&#xae; Semiconductors Fund Class I</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014553_ClassMember" id="ixv-2125">FELIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014553_ClassMember" id="ixv-2144">This annual shareholder report contains information about Fidelity Advisor&#xae; Semiconductors Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014553_ClassMember" id="ixv-2146">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014553_ClassMember" id="ixv-2151">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014553_ClassMember" id="ixv-2153">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014553_ClassMember" id="ixv-2156">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014553_ClassMember" id="ixv-2159">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014553_ClassMember" id="ixv-2166">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;93&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.66&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014553_ClassMember"
      decimals="0"
      id="ixv-92721"
      unitRef="usd">93</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014553_ClassMember"
      decimals="INF"
      id="ixv-92722"
      unitRef="pure">0.0066</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014553_ClassMember" id="ixv-2209">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Semiconductors &amp;amp; Semiconductor Equipment 25/50 Index for the fiscal year, especially within technology hardware, storage &amp;amp; peripherals. Stock picking in semiconductors and electronic components also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our non-index stake in Western Digital (+581%). This period we decreased our stake in Western Digital. A second notable relative contributor was an overweight in Marvell Technology (+133%). The company was among our biggest holdings. Another notable relative contributor was an underweight in Qualcomm (+3%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractors from performance versus the industry index were picks and an underweight in semiconductor materials &amp;amp; equipment. An overweight in semiconductors also hampered the fund's result. Lastly, the fund's position in cash detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Intel (+356%). This period we decreased our stake in Intel. A second notable relative detractor was an underweight in Advanced Micro Devices (+170%). This period we increased our position in Advanced Micro Devices. Another notable relative detractor was an underweight in Applied Materials (+184%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include higher allocations to the semiconductor materials &amp;amp; equipment and technology hardware, storage &amp;amp; peripherals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014553_ClassMember" id="ixv-2233">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class I


$10,000

$13,162


$16,813


$18,571


$24,342


$39,644


$38,472


$57,597


$80,560


$99,092


$182,873



MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index


$10,000

$13,272


$16,695


$18,382


$24,778


$39,200


$37,215


$55,578


$82,876


$96,980


$177,796



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014553_LG_ClassMember_11YR" id="ixv-2252">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-92723"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-92724"
      unitRef="usd">13162</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-92725"
      unitRef="usd">16813</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-92726"
      unitRef="usd">18571</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-92727"
      unitRef="usd">24342</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-92728"
      unitRef="usd">39644</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-92729"
      unitRef="usd">38472</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-92730"
      unitRef="usd">57597</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-92731"
      unitRef="usd">80560</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-92732"
      unitRef="usd">99092</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-92733"
      unitRef="usd">182873</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014553_LG_1_AdditionalIndexMember_11YR"
      id="ixv-2301">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Semiconductors &amp;amp; Semiconductor Equipment 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-92734"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-92735"
      unitRef="usd">13272</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92736"
      unitRef="usd">16695</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92737"
      unitRef="usd">18382</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92738"
      unitRef="usd">24778</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92739"
      unitRef="usd">39200</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92740"
      unitRef="usd">37215</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92741"
      unitRef="usd">55578</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92742"
      unitRef="usd">82876</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92743"
      unitRef="usd">96980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92744"
      unitRef="usd">177796</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014553_LG_2_AdditionalIndexMember_11YR"
      id="ixv-2350">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-92745"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-92746"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92747"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92748"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92749"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92750"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92751"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92752"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92753"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92754"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014553_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92755"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014553_ClassMember" id="ixv-2451">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class I

84.55%

35.77%

33.73%


MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index

83.33%


35.31%


33.35%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014553_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-92756"
      unitRef="pure">0.8455</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014553_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-92757"
      unitRef="pure">0.3577</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014553_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-92758"
      unitRef="pure">0.3373</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014553_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-92759"
      unitRef="pure">0.8333</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014553_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-92760"
      unitRef="pure">0.3531</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014553_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-92761"
      unitRef="pure">0.3335</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014553_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-92762"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014553_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-92763"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014553_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-92764"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014553_ClassMember" id="ixv-2521">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014553_ClassMember" id="ixv-2533">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014553_ClassMember" id="ixv-2537">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014553_ClassMember" id="ixv-2543">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;7,203,754,194&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;76&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;35,292,988&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;99&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014553_InstantMember"
      decimals="0"
      id="ixv-92765"
      unitRef="usd">7203754194</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014553_InstantMember"
      decimals="INF"
      id="ixv-92766"
      unitRef="holding">76</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014553_ClassMember"
      decimals="0"
      id="ixv-92767"
      unitRef="usd">35292988</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014553_ClassMember"
      decimals="INF"
      id="ixv-92768"
      unitRef="pure">0.99</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014553_ClassMember" id="ixv-2618">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Semiconductors &amp; Semiconductor Equipment

93.8

&#160;


Technology Hardware, Storage &amp; Peripherals

4.5

&#160;


Electronic Equipment, Instruments &amp; Components

0.7

&#160;


Electrical Equipment

0.3

&#160;


Software

0.2

&#160;


Financial Services

0.0

&#160;


Metals &amp; Mining

0.0

&#160;


&#160;




&#160;
Common Stocks

98.5


Preferred Stocks

1.0


Preferred Securities

0.0


Bonds

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.5




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.5


&#160;






United States

85.1


Netherlands

9.1


Japan

2.3


Israel

2.0


Taiwan

1.3


Korea (South)

0.2


Canada

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 85.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 9.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Japan - 2.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Taiwan - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Korea (South) - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014553_TI_0_Member"
      decimals="INF"
      id="ixv-92769"
      unitRef="pure">0.938</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TI_1_Member"
      decimals="INF"
      id="ixv-92770"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TI_2_Member"
      decimals="INF"
      id="ixv-92771"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TI_3_Member"
      decimals="INF"
      id="ixv-92772"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TI_4_Member"
      decimals="INF"
      id="ixv-92773"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TI_5_Member"
      decimals="INF"
      id="ixv-92774"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TI_6_Member"
      decimals="INF"
      id="ixv-92775"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-92776"
      unitRef="pure">0.985</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-92777"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-92778"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_AA_Bonds_Member"
      decimals="INF"
      id="ixv-92779"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-92780"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_GD_US_Member"
      decimals="INF"
      id="ixv-92781"
      unitRef="pure">0.851</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_GD_NL_Member"
      decimals="INF"
      id="ixv-92782"
      unitRef="pure">0.091</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_GD_JP_Member"
      decimals="INF"
      id="ixv-92783"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_GD_IL_Member"
      decimals="INF"
      id="ixv-92784"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_GD_TW_Member"
      decimals="INF"
      id="ixv-92785"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_GD_KR_Member"
      decimals="INF"
      id="ixv-92786"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_GD_CA_Member"
      decimals="INF"
      id="ixv-92787"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014553_ClassMember" id="ixv-2918">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


NVIDIA Corp

24.4


&#160;


Broadcom Inc

15.4


&#160;


Marvell Technology Inc

6.2


&#160;


Astera Labs Inc

4.9


&#160;


Monolithic Power Systems Inc

4.8


&#160;


ASML Holding NV depository receipt

4.8


&#160;


ON Semiconductor Corp

4.2


&#160;


NXP Semiconductors NV

4.1


&#160;


Micron Technology Inc

4.1


&#160;


Lam Research Corp

3.7


&#160;


&#160;

76.6

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014553_TH_0_Member"
      decimals="INF"
      id="ixv-92788"
      unitRef="pure">0.244</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TH_1_Member"
      decimals="INF"
      id="ixv-92789"
      unitRef="pure">0.154</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TH_2_Member"
      decimals="INF"
      id="ixv-92790"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TH_3_Member"
      decimals="INF"
      id="ixv-92791"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TH_4_Member"
      decimals="INF"
      id="ixv-92792"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TH_5_Member"
      decimals="INF"
      id="ixv-92793"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TH_6_Member"
      decimals="INF"
      id="ixv-92794"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TH_7_Member"
      decimals="INF"
      id="ixv-92795"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TH_8_Member"
      decimals="INF"
      id="ixv-92796"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014553_TH_9_Member"
      decimals="INF"
      id="ixv-92797"
      unitRef="pure">0.037</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-3089">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014551_ClassMember" id="ixv-3101">Fidelity Advisor&#xae; Semiconductors Fund</oef:FundName>
    <oef:ClassName contextRef="C000014551_ClassMember" id="ixv-3104">Fidelity Advisor&#xae; Semiconductors Fund Class C</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014551_ClassMember" id="ixv-3108">FELCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014551_ClassMember" id="ixv-3127">This annual shareholder report contains information about Fidelity Advisor&#xae; Semiconductors Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014551_ClassMember" id="ixv-3129">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014551_ClassMember" id="ixv-3134">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014551_ClassMember" id="ixv-3136">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014551_ClassMember" id="ixv-3139">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014551_ClassMember" id="ixv-3142">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014551_ClassMember" id="ixv-3149">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;234&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.66&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014551_ClassMember"
      decimals="0"
      id="ixv-92798"
      unitRef="usd">234</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014551_ClassMember"
      decimals="INF"
      id="ixv-92799"
      unitRef="pure">0.0166</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014551_ClassMember" id="ixv-3192">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Semiconductors &amp;amp; Semiconductor Equipment 25/50 Index for the fiscal year, especially within technology hardware, storage &amp;amp; peripherals. Stock picking in semiconductors and electronic components also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our non-index stake in Western Digital (+581%). This period we decreased our stake in Western Digital. A second notable relative contributor was an overweight in Marvell Technology (+133%). The company was among our biggest holdings. Another notable relative contributor was an underweight in Qualcomm (+3%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractors from performance versus the industry index were picks and an underweight in semiconductor materials &amp;amp; equipment. An overweight in semiconductors also hampered the fund's result. Lastly, the fund's position in cash detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Intel (+356%). This period we decreased our stake in Intel. A second notable relative detractor was an underweight in Advanced Micro Devices (+170%). This period we increased our position in Advanced Micro Devices. Another notable relative detractor was an underweight in Applied Materials (+184%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include higher allocations to the semiconductor materials &amp;amp; equipment and technology hardware, storage &amp;amp; peripherals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014551_ClassMember" id="ixv-3216">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class C


$10,000

$13,021


$16,456


$17,991


$23,340


$37,617


$36,140


$53,554


$74,153


$90,979


$167,487



MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index


$10,000

$13,272


$16,695


$18,382


$24,778


$39,200


$37,215


$55,578


$82,876


$96,980


$177,796



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014551_LG_ClassMember_11YR" id="ixv-3235">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-92800"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-92801"
      unitRef="usd">13021</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-92802"
      unitRef="usd">16456</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-92803"
      unitRef="usd">17991</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-92804"
      unitRef="usd">23340</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-92805"
      unitRef="usd">37617</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-92806"
      unitRef="usd">36140</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-92807"
      unitRef="usd">53554</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-92808"
      unitRef="usd">74153</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-92809"
      unitRef="usd">90979</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-92810"
      unitRef="usd">167487</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014551_LG_1_AdditionalIndexMember_11YR"
      id="ixv-3284">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Semiconductors &amp;amp; Semiconductor Equipment 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-92811"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-92812"
      unitRef="usd">13272</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92813"
      unitRef="usd">16695</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92814"
      unitRef="usd">18382</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92815"
      unitRef="usd">24778</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92816"
      unitRef="usd">39200</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92817"
      unitRef="usd">37215</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92818"
      unitRef="usd">55578</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92819"
      unitRef="usd">82876</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92820"
      unitRef="usd">96980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92821"
      unitRef="usd">177796</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014551_LG_2_AdditionalIndexMember_11YR"
      id="ixv-3333">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-92822"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-92823"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92824"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92825"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92826"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92827"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92828"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92829"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92830"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92831"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014551_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92832"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014551_ClassMember" id="ixv-3434">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class C &#160;(incl. contingent deferred sales charge)

81.71%

34.41%


32.56%


Class C

82.71%

34.41%

32.56%


MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index

83.33%


35.31%


33.35%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_ClassMember_1YR"
      decimals="INF"
      id="ixv-92833"
      unitRef="pure">0.8171</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_ClassMember_5YR"
      decimals="INF"
      id="ixv-92834"
      unitRef="pure">0.3441</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_ClassMember_10YR"
      decimals="INF"
      id="ixv-92835"
      unitRef="pure">0.3256</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-92836"
      unitRef="pure">0.8271</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-92837"
      unitRef="pure">0.3441</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-92838"
      unitRef="pure">0.3256</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-92839"
      unitRef="pure">0.8333</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-92840"
      unitRef="pure">0.3531</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-92841"
      unitRef="pure">0.3335</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-92842"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-92843"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014551_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-92844"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014551_ClassMember" id="ixv-3520">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014551_ClassMember" id="ixv-3532">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014551_ClassMember" id="ixv-3536">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014551_ClassMember" id="ixv-3542">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;7,203,754,194&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;76&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;35,292,988&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;99&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014551_InstantMember"
      decimals="0"
      id="ixv-92845"
      unitRef="usd">7203754194</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014551_InstantMember"
      decimals="INF"
      id="ixv-92846"
      unitRef="holding">76</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014551_ClassMember"
      decimals="0"
      id="ixv-92847"
      unitRef="usd">35292988</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014551_ClassMember"
      decimals="INF"
      id="ixv-92848"
      unitRef="pure">0.99</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014551_ClassMember" id="ixv-3617">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Semiconductors &amp; Semiconductor Equipment

93.8

&#160;


Technology Hardware, Storage &amp; Peripherals

4.5

&#160;


Electronic Equipment, Instruments &amp; Components

0.7

&#160;


Electrical Equipment

0.3

&#160;


Software

0.2

&#160;


Financial Services

0.0

&#160;


Metals &amp; Mining

0.0

&#160;


&#160;




&#160;
Common Stocks

98.5


Preferred Stocks

1.0


Preferred Securities

0.0


Bonds

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.5




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.5


&#160;






United States

85.1


Netherlands

9.1


Japan

2.3


Israel

2.0


Taiwan

1.3


Korea (South)

0.2


Canada

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 85.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 9.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Japan - 2.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Taiwan - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Korea (South) - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014551_TI_0_Member"
      decimals="INF"
      id="ixv-92849"
      unitRef="pure">0.938</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TI_1_Member"
      decimals="INF"
      id="ixv-92850"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TI_2_Member"
      decimals="INF"
      id="ixv-92851"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TI_3_Member"
      decimals="INF"
      id="ixv-92852"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TI_4_Member"
      decimals="INF"
      id="ixv-92853"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TI_5_Member"
      decimals="INF"
      id="ixv-92854"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TI_6_Member"
      decimals="INF"
      id="ixv-92855"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-92856"
      unitRef="pure">0.985</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-92857"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-92858"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_AA_Bonds_Member"
      decimals="INF"
      id="ixv-92859"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-92860"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_GD_US_Member"
      decimals="INF"
      id="ixv-92861"
      unitRef="pure">0.851</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_GD_NL_Member"
      decimals="INF"
      id="ixv-92862"
      unitRef="pure">0.091</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_GD_JP_Member"
      decimals="INF"
      id="ixv-92863"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_GD_IL_Member"
      decimals="INF"
      id="ixv-92864"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_GD_TW_Member"
      decimals="INF"
      id="ixv-92865"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_GD_KR_Member"
      decimals="INF"
      id="ixv-92866"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_GD_CA_Member"
      decimals="INF"
      id="ixv-92867"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014551_ClassMember" id="ixv-3917">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


NVIDIA Corp

24.4


&#160;


Broadcom Inc

15.4


&#160;


Marvell Technology Inc

6.2


&#160;


Astera Labs Inc

4.9


&#160;


Monolithic Power Systems Inc

4.8


&#160;


ASML Holding NV depository receipt

4.8


&#160;


ON Semiconductor Corp

4.2


&#160;


NXP Semiconductors NV

4.1


&#160;


Micron Technology Inc

4.1


&#160;


Lam Research Corp

3.7


&#160;


&#160;

76.6

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014551_TH_0_Member"
      decimals="INF"
      id="ixv-92868"
      unitRef="pure">0.244</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TH_1_Member"
      decimals="INF"
      id="ixv-92869"
      unitRef="pure">0.154</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TH_2_Member"
      decimals="INF"
      id="ixv-92870"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TH_3_Member"
      decimals="INF"
      id="ixv-92871"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TH_4_Member"
      decimals="INF"
      id="ixv-92872"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TH_5_Member"
      decimals="INF"
      id="ixv-92873"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TH_6_Member"
      decimals="INF"
      id="ixv-92874"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TH_7_Member"
      decimals="INF"
      id="ixv-92875"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TH_8_Member"
      decimals="INF"
      id="ixv-92876"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014551_TH_9_Member"
      decimals="INF"
      id="ixv-92877"
      unitRef="pure">0.037</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-4088">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014549_ClassMember" id="ixv-4100">Fidelity Advisor&#xae; Semiconductors Fund</oef:FundName>
    <oef:ClassName contextRef="C000014549_ClassMember" id="ixv-4103">Fidelity Advisor&#xae; Semiconductors Fund Class A</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014549_ClassMember" id="ixv-4107">FELAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014549_ClassMember" id="ixv-4126">This annual shareholder report contains information about Fidelity Advisor&#xae; Semiconductors Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014549_ClassMember" id="ixv-4128">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014549_ClassMember" id="ixv-4133">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014549_ClassMember" id="ixv-4135">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014549_ClassMember" id="ixv-4138">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014549_ClassMember" id="ixv-4141">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014549_ClassMember" id="ixv-4148">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;129&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.91&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014549_ClassMember"
      decimals="0"
      id="ixv-92878"
      unitRef="usd">129</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014549_ClassMember"
      decimals="INF"
      id="ixv-92879"
      unitRef="pure">0.0091</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014549_ClassMember" id="ixv-4191">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Semiconductors &amp;amp; Semiconductor Equipment 25/50 Index for the fiscal year, especially within technology hardware, storage &amp;amp; peripherals. Stock picking in semiconductors and electronic components also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our non-index stake in Western Digital (+581%). This period we decreased our stake in Western Digital. A second notable relative contributor was an overweight in Marvell Technology (+133%). The company was among our biggest holdings. Another notable relative contributor was an underweight in Qualcomm (+3%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractors from performance versus the industry index were picks and an underweight in semiconductor materials &amp;amp; equipment. An overweight in semiconductors also hampered the fund's result. Lastly, the fund's position in cash detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Intel (+356%). This period we decreased our stake in Intel. A second notable relative detractor was an underweight in Advanced Micro Devices (+170%). This period we increased our position in Advanced Micro Devices. Another notable relative detractor was an underweight in Applied Materials (+184%).&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include higher allocations to the semiconductor materials &amp;amp; equipment and technology hardware, storage &amp;amp; peripherals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014549_ClassMember" id="ixv-4215">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class A


$9,425

$12,367


$15,750


$17,353


$22,671


$36,830


$35,648


$53,227


$74,260


$91,111


$167,728



MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index


$10,000

$13,272


$16,695


$18,382


$24,778


$39,200


$37,215


$55,578


$82,876


$96,980


$177,796



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014549_LG_ClassMember_11YR" id="ixv-4236">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-92880"
      unitRef="usd">9425</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-92881"
      unitRef="usd">12367</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-92882"
      unitRef="usd">15750</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-92883"
      unitRef="usd">17353</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-92884"
      unitRef="usd">22671</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-92885"
      unitRef="usd">36830</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-92886"
      unitRef="usd">35648</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-92887"
      unitRef="usd">53227</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-92888"
      unitRef="usd">74260</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-92889"
      unitRef="usd">91111</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-92890"
      unitRef="usd">167728</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014549_LG_1_AdditionalIndexMember_11YR"
      id="ixv-4285">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Semiconductors &amp;amp; Semiconductor Equipment 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-92891"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-92892"
      unitRef="usd">13272</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92893"
      unitRef="usd">16695</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92894"
      unitRef="usd">18382</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92895"
      unitRef="usd">24778</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92896"
      unitRef="usd">39200</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92897"
      unitRef="usd">37215</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92898"
      unitRef="usd">55578</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92899"
      unitRef="usd">82876</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92900"
      unitRef="usd">96980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92901"
      unitRef="usd">177796</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014549_LG_2_AdditionalIndexMember_11YR"
      id="ixv-4334">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-92902"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-92903"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92904"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92905"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92906"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92907"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92908"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92909"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92910"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92911"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014549_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92912"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014549_ClassMember" id="ixv-4435">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class A (incl. 5.75% sales charge) &#160;

73.51%

33.83%


32.57%


Class A (without 5.75% sales charge)

84.09%

35.42%

33.36%


MSCI U.S. IMI Semiconductors &amp; Semiconductor Equipment 25-50 Index

83.33%


35.31%


33.35%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_ClassMember_1YR"
      decimals="INF"
      id="ixv-92913"
      unitRef="pure">0.7351</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_ClassMember_5YR"
      decimals="INF"
      id="ixv-92914"
      unitRef="pure">0.3383</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_ClassMember_10YR"
      decimals="INF"
      id="ixv-92915"
      unitRef="pure">0.3257</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-92916"
      unitRef="pure">0.8409</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-92917"
      unitRef="pure">0.3542</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-92918"
      unitRef="pure">0.3336</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-92919"
      unitRef="pure">0.8333</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-92920"
      unitRef="pure">0.3531</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-92921"
      unitRef="pure">0.3335</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-92922"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-92923"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014549_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-92924"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014549_ClassMember" id="ixv-4520">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014549_ClassMember" id="ixv-4532">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014549_ClassMember" id="ixv-4536">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014549_ClassMember" id="ixv-4542">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;7,203,754,194&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;76&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;35,292,988&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;99&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014549_InstantMember"
      decimals="0"
      id="ixv-92925"
      unitRef="usd">7203754194</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014549_InstantMember"
      decimals="INF"
      id="ixv-92926"
      unitRef="holding">76</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014549_ClassMember"
      decimals="0"
      id="ixv-92927"
      unitRef="usd">35292988</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014549_ClassMember"
      decimals="INF"
      id="ixv-92928"
      unitRef="pure">0.99</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014549_ClassMember" id="ixv-4617">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Semiconductors &amp; Semiconductor Equipment

93.8

&#160;


Technology Hardware, Storage &amp; Peripherals

4.5

&#160;


Electronic Equipment, Instruments &amp; Components

0.7

&#160;


Electrical Equipment

0.3

&#160;


Software

0.2

&#160;


Financial Services

0.0

&#160;


Metals &amp; Mining

0.0

&#160;


&#160;




&#160;
Common Stocks

98.5


Preferred Stocks

1.0


Preferred Securities

0.0


Bonds

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.5




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.5


&#160;






United States

85.1


Netherlands

9.1


Japan

2.3


Israel

2.0


Taiwan

1.3


Korea (South)

0.2


Canada

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 85.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 9.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Japan - 2.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Taiwan - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Korea (South) - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014549_TI_0_Member"
      decimals="INF"
      id="ixv-92929"
      unitRef="pure">0.938</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TI_1_Member"
      decimals="INF"
      id="ixv-92930"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TI_2_Member"
      decimals="INF"
      id="ixv-92931"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TI_3_Member"
      decimals="INF"
      id="ixv-92932"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TI_4_Member"
      decimals="INF"
      id="ixv-92933"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TI_5_Member"
      decimals="INF"
      id="ixv-92934"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TI_6_Member"
      decimals="INF"
      id="ixv-92935"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-92936"
      unitRef="pure">0.985</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-92937"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-92938"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_AA_Bonds_Member"
      decimals="INF"
      id="ixv-92939"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-92940"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_GD_US_Member"
      decimals="INF"
      id="ixv-92941"
      unitRef="pure">0.851</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_GD_NL_Member"
      decimals="INF"
      id="ixv-92942"
      unitRef="pure">0.091</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_GD_JP_Member"
      decimals="INF"
      id="ixv-92943"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_GD_IL_Member"
      decimals="INF"
      id="ixv-92944"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_GD_TW_Member"
      decimals="INF"
      id="ixv-92945"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_GD_KR_Member"
      decimals="INF"
      id="ixv-92946"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_GD_CA_Member"
      decimals="INF"
      id="ixv-92947"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014549_ClassMember" id="ixv-4917">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


NVIDIA Corp

24.4


&#160;


Broadcom Inc

15.4


&#160;


Marvell Technology Inc

6.2


&#160;


Astera Labs Inc

4.9


&#160;


Monolithic Power Systems Inc

4.8


&#160;


ASML Holding NV depository receipt

4.8


&#160;


ON Semiconductor Corp

4.2


&#160;


NXP Semiconductors NV

4.1


&#160;


Micron Technology Inc

4.1


&#160;


Lam Research Corp

3.7


&#160;


&#160;

76.6

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014549_TH_0_Member"
      decimals="INF"
      id="ixv-92948"
      unitRef="pure">0.244</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TH_1_Member"
      decimals="INF"
      id="ixv-92949"
      unitRef="pure">0.154</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TH_2_Member"
      decimals="INF"
      id="ixv-92950"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TH_3_Member"
      decimals="INF"
      id="ixv-92951"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TH_4_Member"
      decimals="INF"
      id="ixv-92952"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TH_5_Member"
      decimals="INF"
      id="ixv-92953"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TH_6_Member"
      decimals="INF"
      id="ixv-92954"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TH_7_Member"
      decimals="INF"
      id="ixv-92955"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TH_8_Member"
      decimals="INF"
      id="ixv-92956"
      unitRef="pure">0.041</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014549_TH_9_Member"
      decimals="INF"
      id="ixv-92957"
      unitRef="pure">0.037</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-5088">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:MaterialFundChngNoticeTextBlock contextRef="C000205003_ClassMember" id="ixv-5092">This report describes changes to the Fund that occurred during the reporting period.</oef:MaterialFundChngNoticeTextBlock>
    <oef:FundName contextRef="C000205003_ClassMember" id="ixv-5103">Fidelity Advisor&#xae; Industrials Fund</oef:FundName>
    <oef:ClassName contextRef="C000205003_ClassMember" id="ixv-5106">Fidelity Advisor&#xae; Industrials Fund Class Z</oef:ClassName>
    <dei:TradingSymbol contextRef="C000205003_ClassMember" id="ixv-5110">FIKEX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000205003_ClassMember" id="ixv-5129">This annual shareholder report contains information about Fidelity Advisor&#xae; Industrials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000205003_ClassMember" id="ixv-5131">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000205003_ClassMember" id="ixv-5136">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000205003_ClassMember" id="ixv-5138">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000205003_ClassMember" id="ixv-5141">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000205003_ClassMember" id="ixv-5144">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000205003_ClassMember" id="ixv-5151">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;64&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.57&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000205003_ClassMember"
      decimals="0"
      id="ixv-92958"
      unitRef="usd">64</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000205003_ClassMember"
      decimals="INF"
      id="ixv-92959"
      unitRef="pure">0.0057</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000205003_ClassMember" id="ixv-5194">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, market selection was the primary contributor to the fund's performance versus the MSCI US IMI Industrials 25/50 Linked Index for the fiscal year, especially an underweight in human resource &amp;amp; employment services. Picks in construction &amp;amp; engineering also boosted the fund's relative performance. Also helping our relative result was an overweight in heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Howmet Aerospace (+60%). The company was one of our biggest holdings. A second notable relative contributor was an overweight in Cummins (+74%). This was a position we established this period. The company was one of the fund's biggest holdings this period. An overweight in GE Vernova (+49%) also helped. The stock was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractor from performance versus the sector index was security selection in aerospace &amp;amp; defense. Also hurting our result was stock picking in electrical components &amp;amp; equipment and heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Caterpillar (+88%). This period we increased our stake in Caterpillar. A second notable relative detractor was an overweight in Boeing (-2%). This period we increased our stake in Boeing. The company was among our largest holdings. An overweight in Ingersoll Rand (-2%) also detracted. This period we increased our stake in Ingersoll Rand. The stock was one of the fund's biggest holdings this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the construction machinery &amp;amp; heavy transportation equipment and construction &amp;amp; engineering industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000205003_ClassMember" id="ixv-5218">How did the Fund perform over the life of Fund?

 &#160;&#160;
CUMULATIVE PERFORMANCE
October 2, 2018 through July 31, 2026. 
Initial investment of $10,000.
Class Z


$10,000

$9,808


$9,199


$12,525


$11,596


$13,816


$17,564


$22,165


$26,996



MSCI U.S. IMI Industrials 25-50 Index


$10,000

$10,039


$9,457


$13,947


$12,942


$15,447


$18,353


$21,730


$26,086



S&amp;P 500&#xae; Index


$10,000

$10,365


$11,604


$15,833


$15,098


$17,064


$20,843


$24,247


$28,991



&#160;

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000205003_LG_ClassMember_9YR" id="ixv-5237">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205003_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-92960"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-92961"
      unitRef="usd">9808</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-92962"
      unitRef="usd">9199</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-92963"
      unitRef="usd">12525</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-92964"
      unitRef="usd">11596</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-92965"
      unitRef="usd">13816</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-92966"
      unitRef="usd">17564</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-92967"
      unitRef="usd">22165</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-92968"
      unitRef="usd">26996</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000205003_LG_1_AdditionalIndexMember_9YR"
      id="ixv-5278">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Industrials 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205003_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92969"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92970"
      unitRef="usd">10039</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92971"
      unitRef="usd">9457</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92972"
      unitRef="usd">13947</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92973"
      unitRef="usd">12942</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92974"
      unitRef="usd">15447</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92975"
      unitRef="usd">18353</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92976"
      unitRef="usd">21730</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92977"
      unitRef="usd">26086</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000205003_LG_2_AdditionalIndexMember_9YR"
      id="ixv-5319">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205003_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-92978"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-92979"
      unitRef="usd">10365</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-92980"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-92981"
      unitRef="usd">15833</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-92982"
      unitRef="usd">15098</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-92983"
      unitRef="usd">17064</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-92984"
      unitRef="usd">20843</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-92985"
      unitRef="usd">24247</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205003_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-92986"
      unitRef="usd">28991</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000205003_ClassMember" id="ixv-5406">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

Life of Fund&#160;A


Class Z

21.79%

16.60%

13.52%


MSCI U.S. IMI Industrials 25-50 Index

20.05%


13.34%


13.02%


S&amp;P 500&#xae; Index

19.56%


12.86%


14.56%




A&#160; &#160;From October 2, 2018

&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000205003_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-92987"
      unitRef="pure">0.2179</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205003_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-92988"
      unitRef="pure">0.1660</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205003_NoLoadClassMember_2025-08-01_2026-07-31"
      decimals="INF"
      id="ixv-92989"
      unitRef="pure">0.1352</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205003_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-92990"
      unitRef="pure">0.2005</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205003_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-92991"
      unitRef="pure">0.1334</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205003_0_AdditionalIndexMember_LOC"
      decimals="INF"
      id="ixv-92992"
      unitRef="pure">0.1302</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205003_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-92993"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205003_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-92994"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205003_1_BBIndexMember_LOC"
      decimals="INF"
      id="ixv-92995"
      unitRef="pure">0.1456</oef:AvgAnnlRtrPct>
    <oef:PerfInceptionDate
      contextRef="C000205003_Perf_2018-10-02_ClassMember"
      id="ixv-5475">2018-10-02</oef:PerfInceptionDate>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000205003_ClassMember" id="ixv-5485">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000205003_ClassMember" id="ixv-5497">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000205003_ClassMember" id="ixv-5501">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000205003_ClassMember" id="ixv-5507">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,161,544,746&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;50&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;10,611,345&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;34&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000205003_InstantMember"
      decimals="0"
      id="ixv-92996"
      unitRef="usd">2161544746</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000205003_InstantMember"
      decimals="INF"
      id="ixv-92997"
      unitRef="holding">50</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000205003_ClassMember"
      decimals="0"
      id="ixv-92998"
      unitRef="usd">10611345</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000205003_ClassMember"
      decimals="INF"
      id="ixv-92999"
      unitRef="pure">0.34</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000205003_ClassMember" id="ixv-5582">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Aerospace &amp; Defense

30.9

&#160;


Machinery

24.3

&#160;


Electrical Equipment

13.6

&#160;


Building Products

8.8

&#160;


Ground Transportation

5.6

&#160;


Construction &amp; Engineering

5.0

&#160;


Commercial Services &amp; Supplies

3.2

&#160;


Trading Companies &amp; Distributors

3.0

&#160;


Industrial Conglomerates

1.8

&#160;


Others

2.5

&#160;


&#160;




&#160;
Common Stocks

98.7


Short-Term Investments and Net Other Assets (Liabilities)

1.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 1.3


&#160;






United States

100.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 100.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000205003_TI_0_Member"
      decimals="INF"
      id="ixv-93000"
      unitRef="pure">0.309</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TI_1_Member"
      decimals="INF"
      id="ixv-93001"
      unitRef="pure">0.243</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TI_2_Member"
      decimals="INF"
      id="ixv-93002"
      unitRef="pure">0.136</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TI_3_Member"
      decimals="INF"
      id="ixv-93003"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TI_4_Member"
      decimals="INF"
      id="ixv-93004"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TI_5_Member"
      decimals="INF"
      id="ixv-93005"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TI_6_Member"
      decimals="INF"
      id="ixv-93006"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TI_7_Member"
      decimals="INF"
      id="ixv-93007"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TI_8_Member"
      decimals="INF"
      id="ixv-93008"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TI_9_Member"
      decimals="INF"
      id="ixv-93009"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93010"
      unitRef="pure">0.987</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93011"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_GD_US_Member"
      decimals="INF"
      id="ixv-93012"
      unitRef="pure">1.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000205003_ClassMember" id="ixv-5792">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


GE Aerospace

8.1


&#160;


GE Vernova Inc

6.3


&#160;


Boeing Co

6.2


&#160;


Trane Technologies PLC

4.6


&#160;


Howmet Aerospace Inc

4.5


&#160;


Parker-Hannifin Corp

4.4


&#160;


Eaton Corp PLC

3.5


&#160;


RTX Corp

3.5


&#160;


PACCAR Inc

2.9


&#160;


Quanta Services Inc

2.9


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000205003_TH_0_Member"
      decimals="INF"
      id="ixv-93013"
      unitRef="pure">0.081</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TH_1_Member"
      decimals="INF"
      id="ixv-93014"
      unitRef="pure">0.063</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TH_2_Member"
      decimals="INF"
      id="ixv-93015"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TH_3_Member"
      decimals="INF"
      id="ixv-93016"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TH_4_Member"
      decimals="INF"
      id="ixv-93017"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TH_5_Member"
      decimals="INF"
      id="ixv-93018"
      unitRef="pure">0.044</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TH_6_Member"
      decimals="INF"
      id="ixv-93019"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TH_7_Member"
      decimals="INF"
      id="ixv-93020"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TH_8_Member"
      decimals="INF"
      id="ixv-93021"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205003_TH_9_Member"
      decimals="INF"
      id="ixv-93022"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:MaterialFundChngTextBlock contextRef="C000205003_ClassMember" id="ixv-5917">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;How has the Fund changed?&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:50%; background-color:#ebf3e9;border-right:2px dashed #368627;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Industrials Portfolio merged into Fidelity Advisor&#xae; Industrials Fund on October 17, 2025.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:50%; background-color:#ebf3e9;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngTextBlock>
    <oef:SummaryOfChngLegendTextBlock contextRef="C000205003_ClassMember" id="ixv-5923">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;</oef:SummaryOfChngLegendTextBlock>
    <oef:UpdProspectusWebAddress contextRef="C000205003_ClassMember" id="ixv-5925">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;</oef:UpdProspectusWebAddress>
    <oef:UpdProspectusPhoneNumber contextRef="C000205003_ClassMember" id="ixv-5928">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;</oef:UpdProspectusPhoneNumber>
    <oef:UpdProspectusEmailAddress contextRef="C000205003_ClassMember" id="ixv-5932">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;</oef:UpdProspectusEmailAddress>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-5998">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:MaterialFundChngNoticeTextBlock contextRef="C000014542_ClassMember" id="ixv-6002">This report describes changes to the Fund that occurred during the reporting period.</oef:MaterialFundChngNoticeTextBlock>
    <oef:FundName contextRef="C000014542_ClassMember" id="ixv-6013">Fidelity Advisor&#xae; Industrials Fund</oef:FundName>
    <oef:ClassName contextRef="C000014542_ClassMember" id="ixv-6016">Fidelity Advisor&#xae; Industrials Fund Class M</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014542_ClassMember" id="ixv-6020">FCLTX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014542_ClassMember" id="ixv-6039">This annual shareholder report contains information about Fidelity Advisor&#xae; Industrials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014542_ClassMember" id="ixv-6041">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014542_ClassMember" id="ixv-6046">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014542_ClassMember" id="ixv-6048">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014542_ClassMember" id="ixv-6051">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014542_ClassMember" id="ixv-6054">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014542_ClassMember" id="ixv-6061">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;132&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.20&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014542_ClassMember"
      decimals="0"
      id="ixv-93023"
      unitRef="usd">132</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014542_ClassMember"
      decimals="INF"
      id="ixv-93024"
      unitRef="pure">0.0120</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014542_ClassMember" id="ixv-6104">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, market selection was the primary contributor to the fund's performance versus the MSCI US IMI Industrials 25/50 Linked Index for the fiscal year, especially an underweight in human resource &amp;amp; employment services. Picks in construction &amp;amp; engineering also boosted the fund's relative performance. Also helping our relative result was an overweight in heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Howmet Aerospace (+60%). The company was one of our biggest holdings. A second notable relative contributor was an overweight in Cummins (+74%). This was a position we established this period. The company was one of the fund's biggest holdings this period. An overweight in GE Vernova (+49%) also helped. The stock was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractor from performance versus the sector index was security selection in aerospace &amp;amp; defense. Also hurting our result was stock picking in electrical components &amp;amp; equipment and heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Caterpillar (+88%). This period we increased our stake in Caterpillar. A second notable relative detractor was an overweight in Boeing (-2%). This period we increased our stake in Boeing. The company was among our largest holdings. An overweight in Ingersoll Rand (-2%) also detracted. This period we increased our stake in Ingersoll Rand. The stock was one of the fund's biggest holdings this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the construction machinery &amp;amp; heavy transportation equipment and construction &amp;amp; engineering industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014542_ClassMember" id="ixv-6128">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class M


$9,650

$10,840


$12,542


$12,765


$11,895


$16,088


$14,797


$17,518


$22,125


$27,746


$33,583



MSCI U.S. IMI Industrials 25-50 Index


$10,000

$11,882


$13,626


$14,063


$13,248


$19,538


$18,129


$21,639


$25,709


$30,439


$36,542



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014542_LG_ClassMember_11YR" id="ixv-6149">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93025"
      unitRef="usd">9650</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93026"
      unitRef="usd">10840</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93027"
      unitRef="usd">12542</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93028"
      unitRef="usd">12765</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93029"
      unitRef="usd">11895</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93030"
      unitRef="usd">16088</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93031"
      unitRef="usd">14797</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93032"
      unitRef="usd">17518</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93033"
      unitRef="usd">22125</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93034"
      unitRef="usd">27746</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93035"
      unitRef="usd">33583</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014542_LG_1_AdditionalIndexMember_11YR"
      id="ixv-6198">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Industrials 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93036"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93037"
      unitRef="usd">11882</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93038"
      unitRef="usd">13626</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93039"
      unitRef="usd">14063</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93040"
      unitRef="usd">13248</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93041"
      unitRef="usd">19538</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93042"
      unitRef="usd">18129</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93043"
      unitRef="usd">21639</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93044"
      unitRef="usd">25709</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93045"
      unitRef="usd">30439</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93046"
      unitRef="usd">36542</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014542_LG_2_AdditionalIndexMember_11YR"
      id="ixv-6247">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93047"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93048"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93049"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93050"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93051"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93052"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93053"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93054"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93055"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93056"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014542_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93057"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014542_ClassMember" id="ixv-6348">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class M (incl. 3.50% sales charge) &#160;

16.80%

15.03%


12.88%


Class M (without 3.50% sales charge)

21.04%

15.86%

13.28%


MSCI U.S. IMI Industrials 25-50 Index

20.05%


13.34%


13.84%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_ClassMember_1YR"
      decimals="INF"
      id="ixv-93058"
      unitRef="pure">0.1680</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_ClassMember_5YR"
      decimals="INF"
      id="ixv-93059"
      unitRef="pure">0.1503</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_ClassMember_10YR"
      decimals="INF"
      id="ixv-93060"
      unitRef="pure">0.1288</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93061"
      unitRef="pure">0.2104</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93062"
      unitRef="pure">0.1586</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93063"
      unitRef="pure">0.1328</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93064"
      unitRef="pure">0.2005</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93065"
      unitRef="pure">0.1334</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93066"
      unitRef="pure">0.1384</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93067"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93068"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014542_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93069"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014542_ClassMember" id="ixv-6433">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014542_ClassMember" id="ixv-6445">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014542_ClassMember" id="ixv-6449">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014542_ClassMember" id="ixv-6455">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,161,544,746&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;50&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;10,611,345&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;34&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014542_InstantMember"
      decimals="0"
      id="ixv-93070"
      unitRef="usd">2161544746</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014542_InstantMember"
      decimals="INF"
      id="ixv-93071"
      unitRef="holding">50</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014542_ClassMember"
      decimals="0"
      id="ixv-93072"
      unitRef="usd">10611345</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014542_ClassMember"
      decimals="INF"
      id="ixv-93073"
      unitRef="pure">0.34</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014542_ClassMember" id="ixv-6530">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Aerospace &amp; Defense

30.9

&#160;


Machinery

24.3

&#160;


Electrical Equipment

13.6

&#160;


Building Products

8.8

&#160;


Ground Transportation

5.6

&#160;


Construction &amp; Engineering

5.0

&#160;


Commercial Services &amp; Supplies

3.2

&#160;


Trading Companies &amp; Distributors

3.0

&#160;


Industrial Conglomerates

1.8

&#160;


Others

2.5

&#160;


&#160;




&#160;
Common Stocks

98.7


Short-Term Investments and Net Other Assets (Liabilities)

1.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 1.3


&#160;






United States

100.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 100.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014542_TI_0_Member"
      decimals="INF"
      id="ixv-93074"
      unitRef="pure">0.309</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TI_1_Member"
      decimals="INF"
      id="ixv-93075"
      unitRef="pure">0.243</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TI_2_Member"
      decimals="INF"
      id="ixv-93076"
      unitRef="pure">0.136</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TI_3_Member"
      decimals="INF"
      id="ixv-93077"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TI_4_Member"
      decimals="INF"
      id="ixv-93078"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TI_5_Member"
      decimals="INF"
      id="ixv-93079"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TI_6_Member"
      decimals="INF"
      id="ixv-93080"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TI_7_Member"
      decimals="INF"
      id="ixv-93081"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TI_8_Member"
      decimals="INF"
      id="ixv-93082"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TI_9_Member"
      decimals="INF"
      id="ixv-93083"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93084"
      unitRef="pure">0.987</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93085"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_GD_US_Member"
      decimals="INF"
      id="ixv-93086"
      unitRef="pure">1.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014542_ClassMember" id="ixv-6740">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


GE Aerospace

8.1


&#160;


GE Vernova Inc

6.3


&#160;


Boeing Co

6.2


&#160;


Trane Technologies PLC

4.6


&#160;


Howmet Aerospace Inc

4.5


&#160;


Parker-Hannifin Corp

4.4


&#160;


Eaton Corp PLC

3.5


&#160;


RTX Corp

3.5


&#160;


PACCAR Inc

2.9


&#160;


Quanta Services Inc

2.9


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014542_TH_0_Member"
      decimals="INF"
      id="ixv-93087"
      unitRef="pure">0.081</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TH_1_Member"
      decimals="INF"
      id="ixv-93088"
      unitRef="pure">0.063</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TH_2_Member"
      decimals="INF"
      id="ixv-93089"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TH_3_Member"
      decimals="INF"
      id="ixv-93090"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TH_4_Member"
      decimals="INF"
      id="ixv-93091"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TH_5_Member"
      decimals="INF"
      id="ixv-93092"
      unitRef="pure">0.044</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TH_6_Member"
      decimals="INF"
      id="ixv-93093"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TH_7_Member"
      decimals="INF"
      id="ixv-93094"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TH_8_Member"
      decimals="INF"
      id="ixv-93095"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014542_TH_9_Member"
      decimals="INF"
      id="ixv-93096"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:MaterialFundChngTextBlock contextRef="C000014542_ClassMember" id="ixv-6865">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;How has the Fund changed?&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:50%; background-color:#ebf3e9;border-right:2px dashed #368627;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Industrials Portfolio merged into Fidelity Advisor&#xae; Industrials Fund on October 17, 2025.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:50%; background-color:#ebf3e9;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngTextBlock>
    <oef:SummaryOfChngLegendTextBlock contextRef="C000014542_ClassMember" id="ixv-6871">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;</oef:SummaryOfChngLegendTextBlock>
    <oef:UpdProspectusWebAddress contextRef="C000014542_ClassMember" id="ixv-6873">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;</oef:UpdProspectusWebAddress>
    <oef:UpdProspectusPhoneNumber contextRef="C000014542_ClassMember" id="ixv-6876">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;</oef:UpdProspectusPhoneNumber>
    <oef:UpdProspectusEmailAddress contextRef="C000014542_ClassMember" id="ixv-6880">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;</oef:UpdProspectusEmailAddress>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-6946">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:MaterialFundChngNoticeTextBlock contextRef="C000014543_ClassMember" id="ixv-6950">This report describes changes to the Fund that occurred during the reporting period.</oef:MaterialFundChngNoticeTextBlock>
    <oef:FundName contextRef="C000014543_ClassMember" id="ixv-6961">Fidelity Advisor&#xae; Industrials Fund</oef:FundName>
    <oef:ClassName contextRef="C000014543_ClassMember" id="ixv-6964">Fidelity Advisor&#xae; Industrials Fund Class I</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014543_ClassMember" id="ixv-6968">FCLIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014543_ClassMember" id="ixv-6987">This annual shareholder report contains information about Fidelity Advisor&#xae; Industrials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014543_ClassMember" id="ixv-6989">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014543_ClassMember" id="ixv-6994">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014543_ClassMember" id="ixv-6996">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014543_ClassMember" id="ixv-6999">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014543_ClassMember" id="ixv-7002">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014543_ClassMember" id="ixv-7009">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;77&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.69&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014543_ClassMember"
      decimals="0"
      id="ixv-93097"
      unitRef="usd">77</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014543_ClassMember"
      decimals="INF"
      id="ixv-93098"
      unitRef="pure">0.0069</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014543_ClassMember" id="ixv-7052">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, market selection was the primary contributor to the fund's performance versus the MSCI US IMI Industrials 25/50 Linked Index for the fiscal year, especially an underweight in human resource &amp;amp; employment services. Picks in construction &amp;amp; engineering also boosted the fund's relative performance. Also helping our relative result was an overweight in heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Howmet Aerospace (+60%). The company was one of our biggest holdings. A second notable relative contributor was an overweight in Cummins (+74%). This was a position we established this period. The company was one of the fund's biggest holdings this period. An overweight in GE Vernova (+49%) also helped. The stock was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractor from performance versus the sector index was security selection in aerospace &amp;amp; defense. Also hurting our result was stock picking in electrical components &amp;amp; equipment and heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Caterpillar (+88%). This period we increased our stake in Caterpillar. A second notable relative detractor was an overweight in Boeing (-2%). This period we increased our stake in Boeing. The company was among our largest holdings. An overweight in Ingersoll Rand (-2%) also detracted. This period we increased our stake in Ingersoll Rand. The stock was one of the fund's biggest holdings this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the construction machinery &amp;amp; heavy transportation equipment and construction &amp;amp; engineering industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014543_ClassMember" id="ixv-7076">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class I


$10,000

$11,291


$13,132


$13,436


$12,588


$17,116


$15,824


$18,834


$23,912


$30,142


$36,665



MSCI U.S. IMI Industrials 25-50 Index


$10,000

$11,882


$13,626


$14,063


$13,248


$19,538


$18,129


$21,639


$25,709


$30,439


$36,542



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014543_LG_ClassMember_11YR" id="ixv-7095">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93099"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93100"
      unitRef="usd">11291</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93101"
      unitRef="usd">13132</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93102"
      unitRef="usd">13436</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93103"
      unitRef="usd">12588</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93104"
      unitRef="usd">17116</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93105"
      unitRef="usd">15824</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93106"
      unitRef="usd">18834</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93107"
      unitRef="usd">23912</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93108"
      unitRef="usd">30142</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93109"
      unitRef="usd">36665</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014543_LG_1_AdditionalIndexMember_11YR"
      id="ixv-7144">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Industrials 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93110"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93111"
      unitRef="usd">11882</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93112"
      unitRef="usd">13626</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93113"
      unitRef="usd">14063</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93114"
      unitRef="usd">13248</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93115"
      unitRef="usd">19538</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93116"
      unitRef="usd">18129</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93117"
      unitRef="usd">21639</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93118"
      unitRef="usd">25709</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93119"
      unitRef="usd">30439</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93120"
      unitRef="usd">36542</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014543_LG_2_AdditionalIndexMember_11YR"
      id="ixv-7193">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93121"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93122"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93123"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93124"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93125"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93126"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93127"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93128"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93129"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93130"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014543_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93131"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014543_ClassMember" id="ixv-7294">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class I

21.64%

16.46%

13.87%


MSCI U.S. IMI Industrials 25-50 Index

20.05%


13.34%


13.84%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014543_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93132"
      unitRef="pure">0.2164</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014543_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93133"
      unitRef="pure">0.1646</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014543_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93134"
      unitRef="pure">0.1387</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014543_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93135"
      unitRef="pure">0.2005</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014543_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93136"
      unitRef="pure">0.1334</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014543_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93137"
      unitRef="pure">0.1384</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014543_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93138"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014543_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93139"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014543_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93140"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014543_ClassMember" id="ixv-7364">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014543_ClassMember" id="ixv-7376">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014543_ClassMember" id="ixv-7380">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014543_ClassMember" id="ixv-7386">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,161,544,746&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;50&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;10,611,345&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;34&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014543_InstantMember"
      decimals="0"
      id="ixv-93141"
      unitRef="usd">2161544746</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014543_InstantMember"
      decimals="INF"
      id="ixv-93142"
      unitRef="holding">50</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014543_ClassMember"
      decimals="0"
      id="ixv-93143"
      unitRef="usd">10611345</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014543_ClassMember"
      decimals="INF"
      id="ixv-93144"
      unitRef="pure">0.34</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014543_ClassMember" id="ixv-7461">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Aerospace &amp; Defense

30.9

&#160;


Machinery

24.3

&#160;


Electrical Equipment

13.6

&#160;


Building Products

8.8

&#160;


Ground Transportation

5.6

&#160;


Construction &amp; Engineering

5.0

&#160;


Commercial Services &amp; Supplies

3.2

&#160;


Trading Companies &amp; Distributors

3.0

&#160;


Industrial Conglomerates

1.8

&#160;


Others

2.5

&#160;


&#160;




&#160;
Common Stocks

98.7


Short-Term Investments and Net Other Assets (Liabilities)

1.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 1.3


&#160;






United States

100.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 100.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014543_TI_0_Member"
      decimals="INF"
      id="ixv-93145"
      unitRef="pure">0.309</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TI_1_Member"
      decimals="INF"
      id="ixv-93146"
      unitRef="pure">0.243</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TI_2_Member"
      decimals="INF"
      id="ixv-93147"
      unitRef="pure">0.136</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TI_3_Member"
      decimals="INF"
      id="ixv-93148"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TI_4_Member"
      decimals="INF"
      id="ixv-93149"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TI_5_Member"
      decimals="INF"
      id="ixv-93150"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TI_6_Member"
      decimals="INF"
      id="ixv-93151"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TI_7_Member"
      decimals="INF"
      id="ixv-93152"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TI_8_Member"
      decimals="INF"
      id="ixv-93153"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TI_9_Member"
      decimals="INF"
      id="ixv-93154"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93155"
      unitRef="pure">0.987</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93156"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_GD_US_Member"
      decimals="INF"
      id="ixv-93157"
      unitRef="pure">1.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014543_ClassMember" id="ixv-7671">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


GE Aerospace

8.1


&#160;


GE Vernova Inc

6.3


&#160;


Boeing Co

6.2


&#160;


Trane Technologies PLC

4.6


&#160;


Howmet Aerospace Inc

4.5


&#160;


Parker-Hannifin Corp

4.4


&#160;


Eaton Corp PLC

3.5


&#160;


RTX Corp

3.5


&#160;


PACCAR Inc

2.9


&#160;


Quanta Services Inc

2.9


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014543_TH_0_Member"
      decimals="INF"
      id="ixv-93158"
      unitRef="pure">0.081</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TH_1_Member"
      decimals="INF"
      id="ixv-93159"
      unitRef="pure">0.063</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TH_2_Member"
      decimals="INF"
      id="ixv-93160"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TH_3_Member"
      decimals="INF"
      id="ixv-93161"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TH_4_Member"
      decimals="INF"
      id="ixv-93162"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TH_5_Member"
      decimals="INF"
      id="ixv-93163"
      unitRef="pure">0.044</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TH_6_Member"
      decimals="INF"
      id="ixv-93164"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TH_7_Member"
      decimals="INF"
      id="ixv-93165"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TH_8_Member"
      decimals="INF"
      id="ixv-93166"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014543_TH_9_Member"
      decimals="INF"
      id="ixv-93167"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:MaterialFundChngTextBlock contextRef="C000014543_ClassMember" id="ixv-7796">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;How has the Fund changed?&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:50%; background-color:#ebf3e9;border-right:2px dashed #368627;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Industrials Portfolio merged into Fidelity Advisor&#xae; Industrials Fund on October 17, 2025.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:50%; background-color:#ebf3e9;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngTextBlock>
    <oef:SummaryOfChngLegendTextBlock contextRef="C000014543_ClassMember" id="ixv-7802">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;</oef:SummaryOfChngLegendTextBlock>
    <oef:UpdProspectusWebAddress contextRef="C000014543_ClassMember" id="ixv-7804">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;</oef:UpdProspectusWebAddress>
    <oef:UpdProspectusPhoneNumber contextRef="C000014543_ClassMember" id="ixv-7807">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;</oef:UpdProspectusPhoneNumber>
    <oef:UpdProspectusEmailAddress contextRef="C000014543_ClassMember" id="ixv-7811">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;</oef:UpdProspectusEmailAddress>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-7877">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:MaterialFundChngNoticeTextBlock contextRef="C000014541_ClassMember" id="ixv-7881">This report describes changes to the Fund that occurred during the reporting period.</oef:MaterialFundChngNoticeTextBlock>
    <oef:FundName contextRef="C000014541_ClassMember" id="ixv-7892">Fidelity Advisor&#xae; Industrials Fund</oef:FundName>
    <oef:ClassName contextRef="C000014541_ClassMember" id="ixv-7895">Fidelity Advisor&#xae; Industrials Fund Class C</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014541_ClassMember" id="ixv-7899">FCLCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014541_ClassMember" id="ixv-7918">This annual shareholder report contains information about Fidelity Advisor&#xae; Industrials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014541_ClassMember" id="ixv-7920">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014541_ClassMember" id="ixv-7925">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014541_ClassMember" id="ixv-7927">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014541_ClassMember" id="ixv-7930">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014541_ClassMember" id="ixv-7933">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014541_ClassMember" id="ixv-7940">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;187&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.70&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014541_ClassMember"
      decimals="0"
      id="ixv-93168"
      unitRef="usd">187</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014541_ClassMember"
      decimals="INF"
      id="ixv-93169"
      unitRef="pure">0.0170</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014541_ClassMember" id="ixv-7983">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, market selection was the primary contributor to the fund's performance versus the MSCI US IMI Industrials 25/50 Linked Index for the fiscal year, especially an underweight in human resource &amp;amp; employment services. Picks in construction &amp;amp; engineering also boosted the fund's relative performance. Also helping our relative result was an overweight in heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Howmet Aerospace (+60%). The company was one of our biggest holdings. A second notable relative contributor was an overweight in Cummins (+74%). This was a position we established this period. The company was one of the fund's biggest holdings this period. An overweight in GE Vernova (+49%) also helped. The stock was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractor from performance versus the sector index was security selection in aerospace &amp;amp; defense. Also hurting our result was stock picking in electrical components &amp;amp; equipment and heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Caterpillar (+88%). This period we increased our stake in Caterpillar. A second notable relative detractor was an overweight in Boeing (-2%). This period we increased our stake in Boeing. The company was among our largest holdings. An overweight in Ingersoll Rand (-2%) also detracted. This period we increased our stake in Ingersoll Rand. The stock was one of the fund's biggest holdings this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the construction machinery &amp;amp; heavy transportation equipment and construction &amp;amp; engineering industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014541_ClassMember" id="ixv-8007">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class C


$10,000

$11,176


$12,866


$13,030


$12,083


$16,261


$14,882


$17,532


$22,035


$27,697


$33,611



MSCI U.S. IMI Industrials 25-50 Index


$10,000

$11,882


$13,626


$14,063


$13,248


$19,538


$18,129


$21,639


$25,709


$30,439


$36,542



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014541_LG_ClassMember_11YR" id="ixv-8026">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93170"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93171"
      unitRef="usd">11176</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93172"
      unitRef="usd">12866</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93173"
      unitRef="usd">13030</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93174"
      unitRef="usd">12083</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93175"
      unitRef="usd">16261</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93176"
      unitRef="usd">14882</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93177"
      unitRef="usd">17532</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93178"
      unitRef="usd">22035</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93179"
      unitRef="usd">27697</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93180"
      unitRef="usd">33611</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014541_LG_1_AdditionalIndexMember_11YR"
      id="ixv-8075">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Industrials 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93181"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93182"
      unitRef="usd">11882</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93183"
      unitRef="usd">13626</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93184"
      unitRef="usd">14063</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93185"
      unitRef="usd">13248</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93186"
      unitRef="usd">19538</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93187"
      unitRef="usd">18129</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93188"
      unitRef="usd">21639</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93189"
      unitRef="usd">25709</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93190"
      unitRef="usd">30439</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93191"
      unitRef="usd">36542</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014541_LG_2_AdditionalIndexMember_11YR"
      id="ixv-8124">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93192"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93193"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93194"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93195"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93196"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93197"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93198"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93199"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93200"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93201"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014541_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93202"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014541_ClassMember" id="ixv-8225">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class C &#160;(incl. contingent deferred sales charge)

19.44%

15.28%


12.89%


Class C

20.44%

15.28%

12.89%


MSCI U.S. IMI Industrials 25-50 Index

20.05%


13.34%


13.84%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_ClassMember_1YR"
      decimals="INF"
      id="ixv-93203"
      unitRef="pure">0.1944</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_ClassMember_5YR"
      decimals="INF"
      id="ixv-93204"
      unitRef="pure">0.1528</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_ClassMember_10YR"
      decimals="INF"
      id="ixv-93205"
      unitRef="pure">0.1289</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93206"
      unitRef="pure">0.2044</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93207"
      unitRef="pure">0.1528</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93208"
      unitRef="pure">0.1289</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93209"
      unitRef="pure">0.2005</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93210"
      unitRef="pure">0.1334</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93211"
      unitRef="pure">0.1384</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93212"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93213"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014541_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93214"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014541_ClassMember" id="ixv-8311">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014541_ClassMember" id="ixv-8323">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014541_ClassMember" id="ixv-8327">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014541_ClassMember" id="ixv-8333">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,161,544,746&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;50&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;10,611,345&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;34&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014541_InstantMember"
      decimals="0"
      id="ixv-93215"
      unitRef="usd">2161544746</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014541_InstantMember"
      decimals="INF"
      id="ixv-93216"
      unitRef="holding">50</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014541_ClassMember"
      decimals="0"
      id="ixv-93217"
      unitRef="usd">10611345</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014541_ClassMember"
      decimals="INF"
      id="ixv-93218"
      unitRef="pure">0.34</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014541_ClassMember" id="ixv-8408">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Aerospace &amp; Defense

30.9

&#160;


Machinery

24.3

&#160;


Electrical Equipment

13.6

&#160;


Building Products

8.8

&#160;


Ground Transportation

5.6

&#160;


Construction &amp; Engineering

5.0

&#160;


Commercial Services &amp; Supplies

3.2

&#160;


Trading Companies &amp; Distributors

3.0

&#160;


Industrial Conglomerates

1.8

&#160;


Others

2.5

&#160;


&#160;




&#160;
Common Stocks

98.7


Short-Term Investments and Net Other Assets (Liabilities)

1.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 1.3


&#160;






United States

100.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 100.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014541_TI_0_Member"
      decimals="INF"
      id="ixv-93219"
      unitRef="pure">0.309</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TI_1_Member"
      decimals="INF"
      id="ixv-93220"
      unitRef="pure">0.243</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TI_2_Member"
      decimals="INF"
      id="ixv-93221"
      unitRef="pure">0.136</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TI_3_Member"
      decimals="INF"
      id="ixv-93222"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TI_4_Member"
      decimals="INF"
      id="ixv-93223"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TI_5_Member"
      decimals="INF"
      id="ixv-93224"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TI_6_Member"
      decimals="INF"
      id="ixv-93225"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TI_7_Member"
      decimals="INF"
      id="ixv-93226"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TI_8_Member"
      decimals="INF"
      id="ixv-93227"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TI_9_Member"
      decimals="INF"
      id="ixv-93228"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93229"
      unitRef="pure">0.987</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93230"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_GD_US_Member"
      decimals="INF"
      id="ixv-93231"
      unitRef="pure">1.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014541_ClassMember" id="ixv-8618">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


GE Aerospace

8.1


&#160;


GE Vernova Inc

6.3


&#160;


Boeing Co

6.2


&#160;


Trane Technologies PLC

4.6


&#160;


Howmet Aerospace Inc

4.5


&#160;


Parker-Hannifin Corp

4.4


&#160;


Eaton Corp PLC

3.5


&#160;


RTX Corp

3.5


&#160;


PACCAR Inc

2.9


&#160;


Quanta Services Inc

2.9


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014541_TH_0_Member"
      decimals="INF"
      id="ixv-93232"
      unitRef="pure">0.081</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TH_1_Member"
      decimals="INF"
      id="ixv-93233"
      unitRef="pure">0.063</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TH_2_Member"
      decimals="INF"
      id="ixv-93234"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TH_3_Member"
      decimals="INF"
      id="ixv-93235"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TH_4_Member"
      decimals="INF"
      id="ixv-93236"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TH_5_Member"
      decimals="INF"
      id="ixv-93237"
      unitRef="pure">0.044</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TH_6_Member"
      decimals="INF"
      id="ixv-93238"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TH_7_Member"
      decimals="INF"
      id="ixv-93239"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TH_8_Member"
      decimals="INF"
      id="ixv-93240"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014541_TH_9_Member"
      decimals="INF"
      id="ixv-93241"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:MaterialFundChngTextBlock contextRef="C000014541_ClassMember" id="ixv-8743">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;How has the Fund changed?&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:50%; background-color:#ebf3e9;border-right:2px dashed #368627;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Industrials Portfolio merged into Fidelity Advisor&#xae; Industrials Fund on October 17, 2025.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:50%; background-color:#ebf3e9;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngTextBlock>
    <oef:SummaryOfChngLegendTextBlock contextRef="C000014541_ClassMember" id="ixv-8749">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;</oef:SummaryOfChngLegendTextBlock>
    <oef:UpdProspectusWebAddress contextRef="C000014541_ClassMember" id="ixv-8751">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;</oef:UpdProspectusWebAddress>
    <oef:UpdProspectusPhoneNumber contextRef="C000014541_ClassMember" id="ixv-8754">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;</oef:UpdProspectusPhoneNumber>
    <oef:UpdProspectusEmailAddress contextRef="C000014541_ClassMember" id="ixv-8758">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;</oef:UpdProspectusEmailAddress>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-8824">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:MaterialFundChngNoticeTextBlock contextRef="C000014539_ClassMember" id="ixv-8828">This report describes changes to the Fund that occurred during the reporting period.</oef:MaterialFundChngNoticeTextBlock>
    <oef:FundName contextRef="C000014539_ClassMember" id="ixv-8839">Fidelity Advisor&#xae; Industrials Fund</oef:FundName>
    <oef:ClassName contextRef="C000014539_ClassMember" id="ixv-8842">Fidelity Advisor&#xae; Industrials Fund Class A</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014539_ClassMember" id="ixv-8846">FCLAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014539_ClassMember" id="ixv-8865">This annual shareholder report contains information about Fidelity Advisor&#xae; Industrials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014539_ClassMember" id="ixv-8867">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014539_ClassMember" id="ixv-8872">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014539_ClassMember" id="ixv-8874">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014539_ClassMember" id="ixv-8877">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014539_ClassMember" id="ixv-8880">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014539_ClassMember" id="ixv-8887">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;105&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.95&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014539_ClassMember"
      decimals="0"
      id="ixv-93242"
      unitRef="usd">105</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014539_ClassMember"
      decimals="INF"
      id="ixv-93243"
      unitRef="pure">0.0095</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014539_ClassMember" id="ixv-8930">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, market selection was the primary contributor to the fund's performance versus the MSCI US IMI Industrials 25/50 Linked Index for the fiscal year, especially an underweight in human resource &amp;amp; employment services. Picks in construction &amp;amp; engineering also boosted the fund's relative performance. Also helping our relative result was an overweight in heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Howmet Aerospace (+60%). The company was one of our biggest holdings. A second notable relative contributor was an overweight in Cummins (+74%). This was a position we established this period. The company was one of the fund's biggest holdings this period. An overweight in GE Vernova (+49%) also helped. The stock was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractor from performance versus the sector index was security selection in aerospace &amp;amp; defense. Also hurting our result was stock picking in electrical components &amp;amp; equipment and heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Caterpillar (+88%). This period we increased our stake in Caterpillar. A second notable relative detractor was an overweight in Boeing (-2%). This period we increased our stake in Boeing. The company was among our largest holdings. An overweight in Ingersoll Rand (-2%) also detracted. This period we increased our stake in Ingersoll Rand. The stock was one of the fund's biggest holdings this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the construction machinery &amp;amp; heavy transportation equipment and construction &amp;amp; engineering industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014539_ClassMember" id="ixv-8954">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class A


$9,425

$10,614


$12,309


$12,563


$11,736


$15,918


$14,678


$17,419


$22,060


$27,729


$33,650



MSCI U.S. IMI Industrials 25-50 Index


$10,000

$11,882


$13,626


$14,063


$13,248


$19,538


$18,129


$21,639


$25,709


$30,439


$36,542



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014539_LG_ClassMember_11YR" id="ixv-8975">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93244"
      unitRef="usd">9425</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93245"
      unitRef="usd">10614</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93246"
      unitRef="usd">12309</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93247"
      unitRef="usd">12563</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93248"
      unitRef="usd">11736</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93249"
      unitRef="usd">15918</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93250"
      unitRef="usd">14678</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93251"
      unitRef="usd">17419</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93252"
      unitRef="usd">22060</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93253"
      unitRef="usd">27729</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93254"
      unitRef="usd">33650</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014539_LG_1_AdditionalIndexMember_11YR"
      id="ixv-9024">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Industrials 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93255"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93256"
      unitRef="usd">11882</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93257"
      unitRef="usd">13626</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93258"
      unitRef="usd">14063</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93259"
      unitRef="usd">13248</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93260"
      unitRef="usd">19538</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93261"
      unitRef="usd">18129</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93262"
      unitRef="usd">21639</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93263"
      unitRef="usd">25709</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93264"
      unitRef="usd">30439</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93265"
      unitRef="usd">36542</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014539_LG_2_AdditionalIndexMember_11YR"
      id="ixv-9073">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93266"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93267"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93268"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93269"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93270"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93271"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93272"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93273"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93274"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93275"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014539_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93276"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014539_ClassMember" id="ixv-9174">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class A (incl. 5.75% sales charge) &#160;

14.37%

14.78%


12.90%


Class A (without 5.75% sales charge)

21.35%

16.15%

13.57%


MSCI U.S. IMI Industrials 25-50 Index

20.05%


13.34%


13.84%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_ClassMember_1YR"
      decimals="INF"
      id="ixv-93277"
      unitRef="pure">0.1437</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_ClassMember_5YR"
      decimals="INF"
      id="ixv-93278"
      unitRef="pure">0.1478</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_ClassMember_10YR"
      decimals="INF"
      id="ixv-93279"
      unitRef="pure">0.1290</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93280"
      unitRef="pure">0.2135</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93281"
      unitRef="pure">0.1615</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93282"
      unitRef="pure">0.1357</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93283"
      unitRef="pure">0.2005</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93284"
      unitRef="pure">0.1334</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93285"
      unitRef="pure">0.1384</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93286"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93287"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014539_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93288"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014539_ClassMember" id="ixv-9259">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014539_ClassMember" id="ixv-9271">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014539_ClassMember" id="ixv-9275">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014539_ClassMember" id="ixv-9281">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,161,544,746&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;50&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;10,611,345&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;34&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014539_InstantMember"
      decimals="0"
      id="ixv-93289"
      unitRef="usd">2161544746</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014539_InstantMember"
      decimals="INF"
      id="ixv-93290"
      unitRef="holding">50</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014539_ClassMember"
      decimals="0"
      id="ixv-93291"
      unitRef="usd">10611345</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014539_ClassMember"
      decimals="INF"
      id="ixv-93292"
      unitRef="pure">0.34</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014539_ClassMember" id="ixv-9356">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Aerospace &amp; Defense

30.9

&#160;


Machinery

24.3

&#160;


Electrical Equipment

13.6

&#160;


Building Products

8.8

&#160;


Ground Transportation

5.6

&#160;


Construction &amp; Engineering

5.0

&#160;


Commercial Services &amp; Supplies

3.2

&#160;


Trading Companies &amp; Distributors

3.0

&#160;


Industrial Conglomerates

1.8

&#160;


Others

2.5

&#160;


&#160;




&#160;
Common Stocks

98.7


Short-Term Investments and Net Other Assets (Liabilities)

1.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 1.3


&#160;






United States

100.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 100.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014539_TI_0_Member"
      decimals="INF"
      id="ixv-93293"
      unitRef="pure">0.309</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TI_1_Member"
      decimals="INF"
      id="ixv-93294"
      unitRef="pure">0.243</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TI_2_Member"
      decimals="INF"
      id="ixv-93295"
      unitRef="pure">0.136</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TI_3_Member"
      decimals="INF"
      id="ixv-93296"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TI_4_Member"
      decimals="INF"
      id="ixv-93297"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TI_5_Member"
      decimals="INF"
      id="ixv-93298"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TI_6_Member"
      decimals="INF"
      id="ixv-93299"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TI_7_Member"
      decimals="INF"
      id="ixv-93300"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TI_8_Member"
      decimals="INF"
      id="ixv-93301"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TI_9_Member"
      decimals="INF"
      id="ixv-93302"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93303"
      unitRef="pure">0.987</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93304"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_GD_US_Member"
      decimals="INF"
      id="ixv-93305"
      unitRef="pure">1.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014539_ClassMember" id="ixv-9566">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


GE Aerospace

8.1


&#160;


GE Vernova Inc

6.3


&#160;


Boeing Co

6.2


&#160;


Trane Technologies PLC

4.6


&#160;


Howmet Aerospace Inc

4.5


&#160;


Parker-Hannifin Corp

4.4


&#160;


Eaton Corp PLC

3.5


&#160;


RTX Corp

3.5


&#160;


PACCAR Inc

2.9


&#160;


Quanta Services Inc

2.9


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014539_TH_0_Member"
      decimals="INF"
      id="ixv-93306"
      unitRef="pure">0.081</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TH_1_Member"
      decimals="INF"
      id="ixv-93307"
      unitRef="pure">0.063</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TH_2_Member"
      decimals="INF"
      id="ixv-93308"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TH_3_Member"
      decimals="INF"
      id="ixv-93309"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TH_4_Member"
      decimals="INF"
      id="ixv-93310"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TH_5_Member"
      decimals="INF"
      id="ixv-93311"
      unitRef="pure">0.044</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TH_6_Member"
      decimals="INF"
      id="ixv-93312"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TH_7_Member"
      decimals="INF"
      id="ixv-93313"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TH_8_Member"
      decimals="INF"
      id="ixv-93314"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014539_TH_9_Member"
      decimals="INF"
      id="ixv-93315"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:MaterialFundChngTextBlock contextRef="C000014539_ClassMember" id="ixv-9691">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;How has the Fund changed?&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:50%; background-color:#ebf3e9;border-right:2px dashed #368627;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Industrials Portfolio merged into Fidelity Advisor&#xae; Industrials Fund on October 17, 2025.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:50%; background-color:#ebf3e9;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngTextBlock>
    <oef:SummaryOfChngLegendTextBlock contextRef="C000014539_ClassMember" id="ixv-9697">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;</oef:SummaryOfChngLegendTextBlock>
    <oef:UpdProspectusWebAddress contextRef="C000014539_ClassMember" id="ixv-9699">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;</oef:UpdProspectusWebAddress>
    <oef:UpdProspectusPhoneNumber contextRef="C000014539_ClassMember" id="ixv-9702">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;</oef:UpdProspectusPhoneNumber>
    <oef:UpdProspectusEmailAddress contextRef="C000014539_ClassMember" id="ixv-9706">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;</oef:UpdProspectusEmailAddress>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-9772">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000205005_ClassMember" id="ixv-9784">Fidelity Advisor&#xae; Financials Fund</oef:FundName>
    <oef:ClassName contextRef="C000205005_ClassMember" id="ixv-9787">Fidelity Advisor&#xae; Financials Fund Class Z</oef:ClassName>
    <dei:TradingSymbol contextRef="C000205005_ClassMember" id="ixv-9791">FIKBX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000205005_ClassMember" id="ixv-9810">This annual shareholder report contains information about Fidelity Advisor&#xae; Financials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000205005_ClassMember" id="ixv-9812">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000205005_ClassMember" id="ixv-9817">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000205005_ClassMember" id="ixv-9819">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000205005_ClassMember" id="ixv-9822">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000205005_ClassMember" id="ixv-9825">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000205005_ClassMember" id="ixv-9832">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;64&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.59&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000205005_ClassMember"
      decimals="0"
      id="ixv-93316"
      unitRef="usd">64</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000205005_ClassMember"
      decimals="INF"
      id="ixv-93317"
      unitRef="pure">0.0059</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000205005_ClassMember" id="ixv-9875">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Financials 5% Capped Linked Index for the fiscal year, led by property &amp;amp; casualty insurance firms. Stock picks and an overweight in regional banks, along with stock selection and an underweight in the financial exchanges &amp;amp; data category, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in State Street (+68%). The company was among the fund's biggest holdings. Avoiding S&amp;amp;P Global, an index component that returned -21%, also helped. Another notable relative contributor this period was avoiding Coinbase Global, an index component that returned about -61%.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight among life &amp;amp; health insurance providers. Stock selection in insurance brokers also hampered the fund's result, as did an overweight in the diversified financial services industry.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Not owning Goldman Sachs Group, an index component that gained roughly 44%, was the biggest individual relative detractor, followed by an overweight in Blue Owl Capital (-43%). The latter was a stake we established this period. An overweight in Mastercard (+2%), the fund's biggest holding, also detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the investment banking &amp;amp; brokerage industry and a lower allocation to financial exchanges &amp;amp; data stocks.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000205005_ClassMember" id="ixv-9899">How did the Fund perform over the life of Fund?

 &#160;&#160;
CUMULATIVE PERFORMANCE
October 2, 2018 through July 31, 2026. 
Initial investment of $10,000.
Class Z


$10,000

$10,472


$8,924


$14,504


$14,065


$14,710


$19,231


$23,248


$27,298



MSCI U.S. IMI Financials 5% Capped Linked Index


$10,000

$10,457


$8,858


$13,921


$13,268


$13,983


$17,897


$21,515


$24,273



S&amp;P 500&#xae; Index


$10,000

$10,365


$11,604


$15,833


$15,098


$17,064


$20,843


$24,247


$28,991



&#160;

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000205005_LG_ClassMember_9YR" id="ixv-9918">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205005_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93318"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93319"
      unitRef="usd">10472</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93320"
      unitRef="usd">8924</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93321"
      unitRef="usd">14504</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93322"
      unitRef="usd">14065</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93323"
      unitRef="usd">14710</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93324"
      unitRef="usd">19231</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93325"
      unitRef="usd">23248</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93326"
      unitRef="usd">27298</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000205005_LG_1_AdditionalIndexMember_9YR"
      id="ixv-9959">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Financials 5% Capped Linked Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205005_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93327"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93328"
      unitRef="usd">10457</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93329"
      unitRef="usd">8858</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93330"
      unitRef="usd">13921</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93331"
      unitRef="usd">13268</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93332"
      unitRef="usd">13983</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93333"
      unitRef="usd">17897</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93334"
      unitRef="usd">21515</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93335"
      unitRef="usd">24273</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000205005_LG_2_AdditionalIndexMember_9YR"
      id="ixv-10000">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205005_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93336"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93337"
      unitRef="usd">10365</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93338"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93339"
      unitRef="usd">15833</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93340"
      unitRef="usd">15098</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93341"
      unitRef="usd">17064</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93342"
      unitRef="usd">20843</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93343"
      unitRef="usd">24247</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205005_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93344"
      unitRef="usd">28991</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000205005_ClassMember" id="ixv-10087">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

Life of Fund&#160;A


Class Z

17.42%

13.48%

13.68%


MSCI U.S. IMI Financials 5% Capped Linked Index

12.82%


11.76%


11.99%


S&amp;P 500&#xae; Index

19.56%


12.86%


14.56%




A&#160; &#160;From October 2, 2018

&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000205005_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93345"
      unitRef="pure">0.1742</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205005_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93346"
      unitRef="pure">0.1348</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205005_NoLoadClassMember_2025-08-01_2026-07-31"
      decimals="INF"
      id="ixv-93347"
      unitRef="pure">0.1368</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205005_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93348"
      unitRef="pure">0.1282</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205005_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93349"
      unitRef="pure">0.1176</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205005_0_AdditionalIndexMember_LOC"
      decimals="INF"
      id="ixv-93350"
      unitRef="pure">0.1199</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205005_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93351"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205005_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93352"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205005_1_BBIndexMember_LOC"
      decimals="INF"
      id="ixv-93353"
      unitRef="pure">0.1456</oef:AvgAnnlRtrPct>
    <oef:PerfInceptionDate
      contextRef="C000205005_Perf_2018-10-02_ClassMember"
      id="ixv-10156">2018-10-02</oef:PerfInceptionDate>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000205005_ClassMember" id="ixv-10166">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000205005_ClassMember" id="ixv-10178">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000205005_ClassMember" id="ixv-10182">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000205005_ClassMember" id="ixv-10188">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;676,458,374&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;64&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;4,639,325&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;25&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000205005_InstantMember"
      decimals="0"
      id="ixv-93354"
      unitRef="usd">676458374</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000205005_InstantMember"
      decimals="INF"
      id="ixv-93355"
      unitRef="holding">64</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000205005_ClassMember"
      decimals="0"
      id="ixv-93356"
      unitRef="usd">4639325</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000205005_ClassMember"
      decimals="INF"
      id="ixv-93357"
      unitRef="pure">0.25</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000205005_ClassMember" id="ixv-10263">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Banks

34.0

&#160;


Capital Markets

28.4

&#160;


Insurance

17.2

&#160;


Financial Services

14.6

&#160;


Consumer Finance

4.5

&#160;


Professional Services

1.0

&#160;


&#160;




&#160;
Common Stocks

99.7


Short-Term Investments and Net Other Assets (Liabilities)

0.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 99.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.3


&#160;






United States

95.1


United Kingdom

1.6


Puerto Rico

0.8


Australia

0.7


Grand Cayman (UK Overseas Ter)

0.7


Mexico

0.6


France

0.5




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 95.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 1.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Puerto Rico - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Grand Cayman (UK Overseas Ter) - 0.7&#160;&#160;&#160;&#160;


&#160;

Mexico - 0.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000205005_TI_0_Member"
      decimals="INF"
      id="ixv-93358"
      unitRef="pure">0.340</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TI_1_Member"
      decimals="INF"
      id="ixv-93359"
      unitRef="pure">0.284</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TI_2_Member"
      decimals="INF"
      id="ixv-93360"
      unitRef="pure">0.172</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TI_3_Member"
      decimals="INF"
      id="ixv-93361"
      unitRef="pure">0.146</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TI_4_Member"
      decimals="INF"
      id="ixv-93362"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TI_5_Member"
      decimals="INF"
      id="ixv-93363"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93364"
      unitRef="pure">0.997</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93365"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_GD_US_Member"
      decimals="INF"
      id="ixv-93366"
      unitRef="pure">0.951</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_GD_GB_Member"
      decimals="INF"
      id="ixv-93367"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_GD_PR_Member"
      decimals="INF"
      id="ixv-93368"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_GD_AU_Member"
      decimals="INF"
      id="ixv-93369"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_GD_GrandCaymanUKOverseasTer_Member"
      decimals="INF"
      id="ixv-93370"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_GD_MX_Member"
      decimals="INF"
      id="ixv-93371"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_GD_FR_Member"
      decimals="INF"
      id="ixv-93372"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000205005_ClassMember" id="ixv-10515">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Mastercard Inc Class A

8.8


&#160;


Bank of America Corp

7.0


&#160;


Wells Fargo &amp; Co

6.7


&#160;


Charles Schwab Corp/The

4.7


&#160;


State Street Corp

3.9


&#160;


Citigroup Inc

3.8


&#160;


Reinsurance Group of America Inc

3.4


&#160;


Morgan Stanley

2.6


&#160;


Chubb Ltd

2.5


&#160;


Capital One Financial Corp

2.4


&#160;


&#160;

45.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000205005_TH_0_Member"
      decimals="INF"
      id="ixv-93373"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TH_1_Member"
      decimals="INF"
      id="ixv-93374"
      unitRef="pure">0.070</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TH_2_Member"
      decimals="INF"
      id="ixv-93375"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TH_3_Member"
      decimals="INF"
      id="ixv-93376"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TH_4_Member"
      decimals="INF"
      id="ixv-93377"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TH_5_Member"
      decimals="INF"
      id="ixv-93378"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TH_6_Member"
      decimals="INF"
      id="ixv-93379"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TH_7_Member"
      decimals="INF"
      id="ixv-93380"
      unitRef="pure">0.026</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TH_8_Member"
      decimals="INF"
      id="ixv-93381"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205005_TH_9_Member"
      decimals="INF"
      id="ixv-93382"
      unitRef="pure">0.024</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-10686">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014557_ClassMember" id="ixv-10698">Fidelity Advisor&#xae; Financials Fund</oef:FundName>
    <oef:ClassName contextRef="C000014557_ClassMember" id="ixv-10701">Fidelity Advisor&#xae; Financials Fund Class M</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014557_ClassMember" id="ixv-10705">FAFSX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014557_ClassMember" id="ixv-10724">This annual shareholder report contains information about Fidelity Advisor&#xae; Financials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014557_ClassMember" id="ixv-10726">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014557_ClassMember" id="ixv-10731">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014557_ClassMember" id="ixv-10733">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014557_ClassMember" id="ixv-10736">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014557_ClassMember" id="ixv-10739">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014557_ClassMember" id="ixv-10746">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;134&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.24&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014557_ClassMember"
      decimals="0"
      id="ixv-93383"
      unitRef="usd">134</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014557_ClassMember"
      decimals="INF"
      id="ixv-93384"
      unitRef="pure">0.0124</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014557_ClassMember" id="ixv-10789">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Financials 5% Capped Linked Index for the fiscal year, led by property &amp;amp; casualty insurance firms. Stock picks and an overweight in regional banks, along with stock selection and an underweight in the financial exchanges &amp;amp; data category, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in State Street (+68%). The company was among the fund's biggest holdings. Avoiding S&amp;amp;P Global, an index component that returned -21%, also helped. Another notable relative contributor this period was avoiding Coinbase Global, an index component that returned about -61%.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight among life &amp;amp; health insurance providers. Stock selection in insurance brokers also hampered the fund's result, as did an overweight in the diversified financial services industry.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Not owning Goldman Sachs Group, an index component that gained roughly 44%, was the biggest individual relative detractor, followed by an overweight in Blue Owl Capital (-43%). The latter was a stake we established this period. An overweight in Mastercard (+2%), the fund's biggest holding, also detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the investment banking &amp;amp; brokerage industry and a lower allocation to financial exchanges &amp;amp; data stocks.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014557_ClassMember" id="ixv-10813">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class M


$9,650

$12,219


$13,666


$13,908


$11,769


$19,006


$18,315


$19,026


$24,715


$29,684


$34,631



MSCI U.S. IMI Financials 5% Capped Linked Index


$10,000

$13,125


$14,720


$15,196


$12,873


$20,230


$19,281


$20,321


$26,008


$31,266


$35,275



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014557_LG_ClassMember_11YR" id="ixv-10834">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93385"
      unitRef="usd">9650</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93386"
      unitRef="usd">12219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93387"
      unitRef="usd">13666</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93388"
      unitRef="usd">13908</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93389"
      unitRef="usd">11769</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93390"
      unitRef="usd">19006</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93391"
      unitRef="usd">18315</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93392"
      unitRef="usd">19026</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93393"
      unitRef="usd">24715</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93394"
      unitRef="usd">29684</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93395"
      unitRef="usd">34631</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014557_LG_1_AdditionalIndexMember_11YR"
      id="ixv-10883">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Financials 5% Capped Linked Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93396"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93397"
      unitRef="usd">13125</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93398"
      unitRef="usd">14720</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93399"
      unitRef="usd">15196</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93400"
      unitRef="usd">12873</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93401"
      unitRef="usd">20230</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93402"
      unitRef="usd">19281</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93403"
      unitRef="usd">20321</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93404"
      unitRef="usd">26008</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93405"
      unitRef="usd">31266</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93406"
      unitRef="usd">35275</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014557_LG_2_AdditionalIndexMember_11YR"
      id="ixv-10932">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93407"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93408"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93409"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93410"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93411"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93412"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93413"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93414"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93415"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93416"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014557_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93417"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014557_ClassMember" id="ixv-11033">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class M (incl. 3.50% sales charge) &#160;

12.58%

11.95%


13.23%


Class M (without 3.50% sales charge)

16.66%

12.75%

13.63%


MSCI U.S. IMI Financials 5% Capped Linked Index

12.82%


11.76%


13.43%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_ClassMember_1YR"
      decimals="INF"
      id="ixv-93418"
      unitRef="pure">0.1258</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_ClassMember_5YR"
      decimals="INF"
      id="ixv-93419"
      unitRef="pure">0.1195</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_ClassMember_10YR"
      decimals="INF"
      id="ixv-93420"
      unitRef="pure">0.1323</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93421"
      unitRef="pure">0.1666</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93422"
      unitRef="pure">0.1275</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93423"
      unitRef="pure">0.1363</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93424"
      unitRef="pure">0.1282</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93425"
      unitRef="pure">0.1176</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93426"
      unitRef="pure">0.1343</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93427"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93428"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014557_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93429"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014557_ClassMember" id="ixv-11118">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014557_ClassMember" id="ixv-11130">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014557_ClassMember" id="ixv-11134">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014557_ClassMember" id="ixv-11140">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;676,458,374&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;64&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;4,639,325&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;25&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014557_InstantMember"
      decimals="0"
      id="ixv-93430"
      unitRef="usd">676458374</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014557_InstantMember"
      decimals="INF"
      id="ixv-93431"
      unitRef="holding">64</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014557_ClassMember"
      decimals="0"
      id="ixv-93432"
      unitRef="usd">4639325</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014557_ClassMember"
      decimals="INF"
      id="ixv-93433"
      unitRef="pure">0.25</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014557_ClassMember" id="ixv-11215">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Banks

34.0

&#160;


Capital Markets

28.4

&#160;


Insurance

17.2

&#160;


Financial Services

14.6

&#160;


Consumer Finance

4.5

&#160;


Professional Services

1.0

&#160;


&#160;




&#160;
Common Stocks

99.7


Short-Term Investments and Net Other Assets (Liabilities)

0.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 99.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.3


&#160;






United States

95.1


United Kingdom

1.6


Puerto Rico

0.8


Australia

0.7


Grand Cayman (UK Overseas Ter)

0.7


Mexico

0.6


France

0.5




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 95.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 1.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Puerto Rico - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Grand Cayman (UK Overseas Ter) - 0.7&#160;&#160;&#160;&#160;


&#160;

Mexico - 0.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014557_TI_0_Member"
      decimals="INF"
      id="ixv-93434"
      unitRef="pure">0.340</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TI_1_Member"
      decimals="INF"
      id="ixv-93435"
      unitRef="pure">0.284</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TI_2_Member"
      decimals="INF"
      id="ixv-93436"
      unitRef="pure">0.172</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TI_3_Member"
      decimals="INF"
      id="ixv-93437"
      unitRef="pure">0.146</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TI_4_Member"
      decimals="INF"
      id="ixv-93438"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TI_5_Member"
      decimals="INF"
      id="ixv-93439"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93440"
      unitRef="pure">0.997</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93441"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_GD_US_Member"
      decimals="INF"
      id="ixv-93442"
      unitRef="pure">0.951</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_GD_GB_Member"
      decimals="INF"
      id="ixv-93443"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_GD_PR_Member"
      decimals="INF"
      id="ixv-93444"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_GD_AU_Member"
      decimals="INF"
      id="ixv-93445"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_GD_GrandCaymanUKOverseasTer_Member"
      decimals="INF"
      id="ixv-93446"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_GD_MX_Member"
      decimals="INF"
      id="ixv-93447"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_GD_FR_Member"
      decimals="INF"
      id="ixv-93448"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014557_ClassMember" id="ixv-11467">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Mastercard Inc Class A

8.8


&#160;


Bank of America Corp

7.0


&#160;


Wells Fargo &amp; Co

6.7


&#160;


Charles Schwab Corp/The

4.7


&#160;


State Street Corp

3.9


&#160;


Citigroup Inc

3.8


&#160;


Reinsurance Group of America Inc

3.4


&#160;


Morgan Stanley

2.6


&#160;


Chubb Ltd

2.5


&#160;


Capital One Financial Corp

2.4


&#160;


&#160;

45.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014557_TH_0_Member"
      decimals="INF"
      id="ixv-93449"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TH_1_Member"
      decimals="INF"
      id="ixv-93450"
      unitRef="pure">0.070</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TH_2_Member"
      decimals="INF"
      id="ixv-93451"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TH_3_Member"
      decimals="INF"
      id="ixv-93452"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TH_4_Member"
      decimals="INF"
      id="ixv-93453"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TH_5_Member"
      decimals="INF"
      id="ixv-93454"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TH_6_Member"
      decimals="INF"
      id="ixv-93455"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TH_7_Member"
      decimals="INF"
      id="ixv-93456"
      unitRef="pure">0.026</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TH_8_Member"
      decimals="INF"
      id="ixv-93457"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014557_TH_9_Member"
      decimals="INF"
      id="ixv-93458"
      unitRef="pure">0.024</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-11638">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014558_ClassMember" id="ixv-11650">Fidelity Advisor&#xae; Financials Fund</oef:FundName>
    <oef:ClassName contextRef="C000014558_ClassMember" id="ixv-11653">Fidelity Advisor&#xae; Financials Fund Class I</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014558_ClassMember" id="ixv-11657">FFSIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014558_ClassMember" id="ixv-11676">This annual shareholder report contains information about Fidelity Advisor&#xae; Financials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014558_ClassMember" id="ixv-11678">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014558_ClassMember" id="ixv-11683">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014558_ClassMember" id="ixv-11685">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014558_ClassMember" id="ixv-11688">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014558_ClassMember" id="ixv-11691">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014558_ClassMember" id="ixv-11698">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;78&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.72&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014558_ClassMember"
      decimals="0"
      id="ixv-93459"
      unitRef="usd">78</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014558_ClassMember"
      decimals="INF"
      id="ixv-93460"
      unitRef="pure">0.0072</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014558_ClassMember" id="ixv-11741">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Financials 5% Capped Linked Index for the fiscal year, led by property &amp;amp; casualty insurance firms. Stock picks and an overweight in regional banks, along with stock selection and an underweight in the financial exchanges &amp;amp; data category, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in State Street (+68%). The company was among the fund's biggest holdings. Avoiding S&amp;amp;P Global, an index component that returned -21%, also helped. Another notable relative contributor this period was avoiding Coinbase Global, an index component that returned about -61%.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight among life &amp;amp; health insurance providers. Stock selection in insurance brokers also hampered the fund's result, as did an overweight in the diversified financial services industry.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Not owning Goldman Sachs Group, an index component that gained roughly 44%, was the biggest individual relative detractor, followed by an overweight in Blue Owl Capital (-43%). The latter was a stake we established this period. An overweight in Mastercard (+2%), the fund's biggest holding, also detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the investment banking &amp;amp; brokerage industry and a lower allocation to financial exchanges &amp;amp; data stocks.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014558_ClassMember" id="ixv-11765">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class I


$10,000

$12,736


$14,319


$14,657


$12,472


$20,243


$19,610


$20,487


$26,740


$32,287


$37,858



MSCI U.S. IMI Financials 5% Capped Linked Index


$10,000

$13,125


$14,720


$15,196


$12,873


$20,230


$19,281


$20,321


$26,008


$31,266


$35,275



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014558_LG_ClassMember_11YR" id="ixv-11784">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93461"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93462"
      unitRef="usd">12736</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93463"
      unitRef="usd">14319</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93464"
      unitRef="usd">14657</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93465"
      unitRef="usd">12472</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93466"
      unitRef="usd">20243</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93467"
      unitRef="usd">19610</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93468"
      unitRef="usd">20487</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93469"
      unitRef="usd">26740</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93470"
      unitRef="usd">32287</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93471"
      unitRef="usd">37858</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014558_LG_1_AdditionalIndexMember_11YR"
      id="ixv-11833">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Financials 5% Capped Linked Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93472"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93473"
      unitRef="usd">13125</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93474"
      unitRef="usd">14720</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93475"
      unitRef="usd">15196</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93476"
      unitRef="usd">12873</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93477"
      unitRef="usd">20230</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93478"
      unitRef="usd">19281</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93479"
      unitRef="usd">20321</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93480"
      unitRef="usd">26008</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93481"
      unitRef="usd">31266</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93482"
      unitRef="usd">35275</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014558_LG_2_AdditionalIndexMember_11YR"
      id="ixv-11882">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93483"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93484"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93485"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93486"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93487"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93488"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93489"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93490"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93491"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93492"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014558_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93493"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014558_ClassMember" id="ixv-11983">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class I

17.25%

13.34%

14.24%


MSCI U.S. IMI Financials 5% Capped Linked Index

12.82%


11.76%


13.43%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014558_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93494"
      unitRef="pure">0.1725</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014558_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93495"
      unitRef="pure">0.1334</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014558_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93496"
      unitRef="pure">0.1424</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014558_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93497"
      unitRef="pure">0.1282</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014558_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93498"
      unitRef="pure">0.1176</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014558_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93499"
      unitRef="pure">0.1343</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014558_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93500"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014558_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93501"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014558_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93502"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014558_ClassMember" id="ixv-12053">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014558_ClassMember" id="ixv-12065">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014558_ClassMember" id="ixv-12069">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014558_ClassMember" id="ixv-12075">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;676,458,374&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;64&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;4,639,325&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;25&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014558_InstantMember"
      decimals="0"
      id="ixv-93503"
      unitRef="usd">676458374</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014558_InstantMember"
      decimals="INF"
      id="ixv-93504"
      unitRef="holding">64</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014558_ClassMember"
      decimals="0"
      id="ixv-93505"
      unitRef="usd">4639325</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014558_ClassMember"
      decimals="INF"
      id="ixv-93506"
      unitRef="pure">0.25</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014558_ClassMember" id="ixv-12150">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Banks

34.0

&#160;


Capital Markets

28.4

&#160;


Insurance

17.2

&#160;


Financial Services

14.6

&#160;


Consumer Finance

4.5

&#160;


Professional Services

1.0

&#160;


&#160;




&#160;
Common Stocks

99.7


Short-Term Investments and Net Other Assets (Liabilities)

0.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 99.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.3


&#160;






United States

95.1


United Kingdom

1.6


Puerto Rico

0.8


Australia

0.7


Grand Cayman (UK Overseas Ter)

0.7


Mexico

0.6


France

0.5




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 95.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 1.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Puerto Rico - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Grand Cayman (UK Overseas Ter) - 0.7&#160;&#160;&#160;&#160;


&#160;

Mexico - 0.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014558_TI_0_Member"
      decimals="INF"
      id="ixv-93507"
      unitRef="pure">0.340</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TI_1_Member"
      decimals="INF"
      id="ixv-93508"
      unitRef="pure">0.284</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TI_2_Member"
      decimals="INF"
      id="ixv-93509"
      unitRef="pure">0.172</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TI_3_Member"
      decimals="INF"
      id="ixv-93510"
      unitRef="pure">0.146</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TI_4_Member"
      decimals="INF"
      id="ixv-93511"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TI_5_Member"
      decimals="INF"
      id="ixv-93512"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93513"
      unitRef="pure">0.997</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93514"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_GD_US_Member"
      decimals="INF"
      id="ixv-93515"
      unitRef="pure">0.951</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_GD_GB_Member"
      decimals="INF"
      id="ixv-93516"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_GD_PR_Member"
      decimals="INF"
      id="ixv-93517"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_GD_AU_Member"
      decimals="INF"
      id="ixv-93518"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_GD_GrandCaymanUKOverseasTer_Member"
      decimals="INF"
      id="ixv-93519"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_GD_MX_Member"
      decimals="INF"
      id="ixv-93520"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_GD_FR_Member"
      decimals="INF"
      id="ixv-93521"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014558_ClassMember" id="ixv-12402">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Mastercard Inc Class A

8.8


&#160;


Bank of America Corp

7.0


&#160;


Wells Fargo &amp; Co

6.7


&#160;


Charles Schwab Corp/The

4.7


&#160;


State Street Corp

3.9


&#160;


Citigroup Inc

3.8


&#160;


Reinsurance Group of America Inc

3.4


&#160;


Morgan Stanley

2.6


&#160;


Chubb Ltd

2.5


&#160;


Capital One Financial Corp

2.4


&#160;


&#160;

45.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014558_TH_0_Member"
      decimals="INF"
      id="ixv-93522"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TH_1_Member"
      decimals="INF"
      id="ixv-93523"
      unitRef="pure">0.070</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TH_2_Member"
      decimals="INF"
      id="ixv-93524"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TH_3_Member"
      decimals="INF"
      id="ixv-93525"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TH_4_Member"
      decimals="INF"
      id="ixv-93526"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TH_5_Member"
      decimals="INF"
      id="ixv-93527"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TH_6_Member"
      decimals="INF"
      id="ixv-93528"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TH_7_Member"
      decimals="INF"
      id="ixv-93529"
      unitRef="pure">0.026</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TH_8_Member"
      decimals="INF"
      id="ixv-93530"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014558_TH_9_Member"
      decimals="INF"
      id="ixv-93531"
      unitRef="pure">0.024</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-12573">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014556_ClassMember" id="ixv-12585">Fidelity Advisor&#xae; Financials Fund</oef:FundName>
    <oef:ClassName contextRef="C000014556_ClassMember" id="ixv-12588">Fidelity Advisor&#xae; Financials Fund Class C</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014556_ClassMember" id="ixv-12592">FAFCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014556_ClassMember" id="ixv-12611">This annual shareholder report contains information about Fidelity Advisor&#xae; Financials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014556_ClassMember" id="ixv-12613">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014556_ClassMember" id="ixv-12618">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014556_ClassMember" id="ixv-12620">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014556_ClassMember" id="ixv-12623">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014556_ClassMember" id="ixv-12626">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014556_ClassMember" id="ixv-12633">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;188&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.74&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014556_ClassMember"
      decimals="0"
      id="ixv-93532"
      unitRef="usd">188</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014556_ClassMember"
      decimals="INF"
      id="ixv-93533"
      unitRef="pure">0.0174</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014556_ClassMember" id="ixv-12676">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Financials 5% Capped Linked Index for the fiscal year, led by property &amp;amp; casualty insurance firms. Stock picks and an overweight in regional banks, along with stock selection and an underweight in the financial exchanges &amp;amp; data category, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in State Street (+68%). The company was among the fund's biggest holdings. Avoiding S&amp;amp;P Global, an index component that returned -21%, also helped. Another notable relative contributor this period was avoiding Coinbase Global, an index component that returned about -61%.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight among life &amp;amp; health insurance providers. Stock selection in insurance brokers also hampered the fund's result, as did an overweight in the diversified financial services industry.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Not owning Goldman Sachs Group, an index component that gained roughly 44%, was the biggest individual relative detractor, followed by an overweight in Blue Owl Capital (-43%). The latter was a stake we established this period. An overweight in Mastercard (+2%), the fund's biggest holding, also detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the investment banking &amp;amp; brokerage industry and a lower allocation to financial exchanges &amp;amp; data stocks.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014556_ClassMember" id="ixv-12700">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class C


$10,000

$12,606


$14,029


$14,211


$11,966


$19,220


$18,427


$19,049


$24,618


$29,645


$34,673



MSCI U.S. IMI Financials 5% Capped Linked Index


$10,000

$13,125


$14,720


$15,196


$12,873


$20,230


$19,281


$20,321


$26,008


$31,266


$35,275



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014556_LG_ClassMember_11YR" id="ixv-12719">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93534"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93535"
      unitRef="usd">12606</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93536"
      unitRef="usd">14029</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93537"
      unitRef="usd">14211</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93538"
      unitRef="usd">11966</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93539"
      unitRef="usd">19220</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93540"
      unitRef="usd">18427</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93541"
      unitRef="usd">19049</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93542"
      unitRef="usd">24618</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93543"
      unitRef="usd">29645</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93544"
      unitRef="usd">34673</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014556_LG_1_AdditionalIndexMember_11YR"
      id="ixv-12768">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Financials 5% Capped Linked Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93545"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93546"
      unitRef="usd">13125</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93547"
      unitRef="usd">14720</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93548"
      unitRef="usd">15196</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93549"
      unitRef="usd">12873</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93550"
      unitRef="usd">20230</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93551"
      unitRef="usd">19281</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93552"
      unitRef="usd">20321</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93553"
      unitRef="usd">26008</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93554"
      unitRef="usd">31266</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93555"
      unitRef="usd">35275</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014556_LG_2_AdditionalIndexMember_11YR"
      id="ixv-12817">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93556"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93557"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93558"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93559"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93560"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93561"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93562"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93563"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93564"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93565"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014556_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93566"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014556_ClassMember" id="ixv-12918">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class C &#160;(incl. contingent deferred sales charge)

15.06%

12.18%


13.24%


Class C

16.06%

12.18%

13.24%


MSCI U.S. IMI Financials 5% Capped Linked Index

12.82%


11.76%


13.43%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_ClassMember_1YR"
      decimals="INF"
      id="ixv-93567"
      unitRef="pure">0.1506</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_ClassMember_5YR"
      decimals="INF"
      id="ixv-93568"
      unitRef="pure">0.1218</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_ClassMember_10YR"
      decimals="INF"
      id="ixv-93569"
      unitRef="pure">0.1324</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93570"
      unitRef="pure">0.1606</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93571"
      unitRef="pure">0.1218</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93572"
      unitRef="pure">0.1324</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93573"
      unitRef="pure">0.1282</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93574"
      unitRef="pure">0.1176</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93575"
      unitRef="pure">0.1343</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93576"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93577"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014556_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93578"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014556_ClassMember" id="ixv-13004">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014556_ClassMember" id="ixv-13016">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014556_ClassMember" id="ixv-13020">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014556_ClassMember" id="ixv-13026">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;676,458,374&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;64&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;4,639,325&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;25&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014556_InstantMember"
      decimals="0"
      id="ixv-93579"
      unitRef="usd">676458374</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014556_InstantMember"
      decimals="INF"
      id="ixv-93580"
      unitRef="holding">64</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014556_ClassMember"
      decimals="0"
      id="ixv-93581"
      unitRef="usd">4639325</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014556_ClassMember"
      decimals="INF"
      id="ixv-93582"
      unitRef="pure">0.25</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014556_ClassMember" id="ixv-13101">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Banks

34.0

&#160;


Capital Markets

28.4

&#160;


Insurance

17.2

&#160;


Financial Services

14.6

&#160;


Consumer Finance

4.5

&#160;


Professional Services

1.0

&#160;


&#160;




&#160;
Common Stocks

99.7


Short-Term Investments and Net Other Assets (Liabilities)

0.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 99.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.3


&#160;






United States

95.1


United Kingdom

1.6


Puerto Rico

0.8


Australia

0.7


Grand Cayman (UK Overseas Ter)

0.7


Mexico

0.6


France

0.5




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 95.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 1.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Puerto Rico - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Grand Cayman (UK Overseas Ter) - 0.7&#160;&#160;&#160;&#160;


&#160;

Mexico - 0.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014556_TI_0_Member"
      decimals="INF"
      id="ixv-93583"
      unitRef="pure">0.340</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TI_1_Member"
      decimals="INF"
      id="ixv-93584"
      unitRef="pure">0.284</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TI_2_Member"
      decimals="INF"
      id="ixv-93585"
      unitRef="pure">0.172</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TI_3_Member"
      decimals="INF"
      id="ixv-93586"
      unitRef="pure">0.146</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TI_4_Member"
      decimals="INF"
      id="ixv-93587"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TI_5_Member"
      decimals="INF"
      id="ixv-93588"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93589"
      unitRef="pure">0.997</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93590"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_GD_US_Member"
      decimals="INF"
      id="ixv-93591"
      unitRef="pure">0.951</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_GD_GB_Member"
      decimals="INF"
      id="ixv-93592"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_GD_PR_Member"
      decimals="INF"
      id="ixv-93593"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_GD_AU_Member"
      decimals="INF"
      id="ixv-93594"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_GD_GrandCaymanUKOverseasTer_Member"
      decimals="INF"
      id="ixv-93595"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_GD_MX_Member"
      decimals="INF"
      id="ixv-93596"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_GD_FR_Member"
      decimals="INF"
      id="ixv-93597"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014556_ClassMember" id="ixv-13353">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Mastercard Inc Class A

8.8


&#160;


Bank of America Corp

7.0


&#160;


Wells Fargo &amp; Co

6.7


&#160;


Charles Schwab Corp/The

4.7


&#160;


State Street Corp

3.9


&#160;


Citigroup Inc

3.8


&#160;


Reinsurance Group of America Inc

3.4


&#160;


Morgan Stanley

2.6


&#160;


Chubb Ltd

2.5


&#160;


Capital One Financial Corp

2.4


&#160;


&#160;

45.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014556_TH_0_Member"
      decimals="INF"
      id="ixv-93598"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TH_1_Member"
      decimals="INF"
      id="ixv-93599"
      unitRef="pure">0.070</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TH_2_Member"
      decimals="INF"
      id="ixv-93600"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TH_3_Member"
      decimals="INF"
      id="ixv-93601"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TH_4_Member"
      decimals="INF"
      id="ixv-93602"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TH_5_Member"
      decimals="INF"
      id="ixv-93603"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TH_6_Member"
      decimals="INF"
      id="ixv-93604"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TH_7_Member"
      decimals="INF"
      id="ixv-93605"
      unitRef="pure">0.026</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TH_8_Member"
      decimals="INF"
      id="ixv-93606"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014556_TH_9_Member"
      decimals="INF"
      id="ixv-93607"
      unitRef="pure">0.024</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-13524">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014554_ClassMember" id="ixv-13536">Fidelity Advisor&#xae; Financials Fund</oef:FundName>
    <oef:ClassName contextRef="C000014554_ClassMember" id="ixv-13539">Fidelity Advisor&#xae; Financials Fund Class A</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014554_ClassMember" id="ixv-13543">FAFDX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014554_ClassMember" id="ixv-13562">This annual shareholder report contains information about Fidelity Advisor&#xae; Financials Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014554_ClassMember" id="ixv-13564">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014554_ClassMember" id="ixv-13569">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014554_ClassMember" id="ixv-13571">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014554_ClassMember" id="ixv-13574">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014554_ClassMember" id="ixv-13577">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014554_ClassMember" id="ixv-13584">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;107&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.99&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014554_ClassMember"
      decimals="0"
      id="ixv-93608"
      unitRef="usd">107</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014554_ClassMember"
      decimals="INF"
      id="ixv-93609"
      unitRef="pure">0.0099</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014554_ClassMember" id="ixv-13627">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Financials 5% Capped Linked Index for the fiscal year, led by property &amp;amp; casualty insurance firms. Stock picks and an overweight in regional banks, along with stock selection and an underweight in the financial exchanges &amp;amp; data category, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in State Street (+68%). The company was among the fund's biggest holdings. Avoiding S&amp;amp;P Global, an index component that returned -21%, also helped. Another notable relative contributor this period was avoiding Coinbase Global, an index component that returned about -61%.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight among life &amp;amp; health insurance providers. Stock selection in insurance brokers also hampered the fund's result, as did an overweight in the diversified financial services industry.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Not owning Goldman Sachs Group, an index component that gained roughly 44%, was the biggest individual relative detractor, followed by an overweight in Blue Owl Capital (-43%). The latter was a stake we established this period. An overweight in Mastercard (+2%), the fund's biggest holding, also detracted.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the investment banking &amp;amp; brokerage industry and a lower allocation to financial exchanges &amp;amp; data stocks.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014554_ClassMember" id="ixv-13651">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class A


$9,425

$11,967


$13,418


$13,693


$11,619


$18,803


$18,164


$18,922


$24,632


$29,662


$34,693



MSCI U.S. IMI Financials 5% Capped Linked Index


$10,000

$13,125


$14,720


$15,196


$12,873


$20,230


$19,281


$20,321


$26,008


$31,266


$35,275



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014554_LG_ClassMember_11YR" id="ixv-13672">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93610"
      unitRef="usd">9425</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93611"
      unitRef="usd">11967</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93612"
      unitRef="usd">13418</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93613"
      unitRef="usd">13693</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93614"
      unitRef="usd">11619</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93615"
      unitRef="usd">18803</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93616"
      unitRef="usd">18164</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93617"
      unitRef="usd">18922</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93618"
      unitRef="usd">24632</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93619"
      unitRef="usd">29662</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93620"
      unitRef="usd">34693</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014554_LG_1_AdditionalIndexMember_11YR"
      id="ixv-13721">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Financials 5% Capped Linked Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93621"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93622"
      unitRef="usd">13125</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93623"
      unitRef="usd">14720</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93624"
      unitRef="usd">15196</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93625"
      unitRef="usd">12873</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93626"
      unitRef="usd">20230</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93627"
      unitRef="usd">19281</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93628"
      unitRef="usd">20321</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93629"
      unitRef="usd">26008</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93630"
      unitRef="usd">31266</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93631"
      unitRef="usd">35275</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014554_LG_2_AdditionalIndexMember_11YR"
      id="ixv-13770">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93632"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93633"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93634"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93635"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93636"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93637"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93638"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93639"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93640"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93641"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014554_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93642"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014554_ClassMember" id="ixv-13871">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class A (incl. 5.75% sales charge) &#160;

10.24%

11.70%


13.25%


Class A (without 5.75% sales charge)

16.96%

13.03%

13.92%


MSCI U.S. IMI Financials 5% Capped Linked Index

12.82%


11.76%


13.43%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_ClassMember_1YR"
      decimals="INF"
      id="ixv-93643"
      unitRef="pure">0.1024</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_ClassMember_5YR"
      decimals="INF"
      id="ixv-93644"
      unitRef="pure">0.1170</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_ClassMember_10YR"
      decimals="INF"
      id="ixv-93645"
      unitRef="pure">0.1325</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93646"
      unitRef="pure">0.1696</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93647"
      unitRef="pure">0.1303</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93648"
      unitRef="pure">0.1392</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93649"
      unitRef="pure">0.1282</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93650"
      unitRef="pure">0.1176</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93651"
      unitRef="pure">0.1343</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93652"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93653"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014554_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93654"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014554_ClassMember" id="ixv-13956">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014554_ClassMember" id="ixv-13968">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014554_ClassMember" id="ixv-13972">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014554_ClassMember" id="ixv-13978">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;676,458,374&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;64&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;4,639,325&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;25&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014554_InstantMember"
      decimals="0"
      id="ixv-93655"
      unitRef="usd">676458374</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014554_InstantMember"
      decimals="INF"
      id="ixv-93656"
      unitRef="holding">64</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014554_ClassMember"
      decimals="0"
      id="ixv-93657"
      unitRef="usd">4639325</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014554_ClassMember"
      decimals="INF"
      id="ixv-93658"
      unitRef="pure">0.25</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014554_ClassMember" id="ixv-14053">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Banks

34.0

&#160;


Capital Markets

28.4

&#160;


Insurance

17.2

&#160;


Financial Services

14.6

&#160;


Consumer Finance

4.5

&#160;


Professional Services

1.0

&#160;


&#160;




&#160;
Common Stocks

99.7


Short-Term Investments and Net Other Assets (Liabilities)

0.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 99.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.3


&#160;






United States

95.1


United Kingdom

1.6


Puerto Rico

0.8


Australia

0.7


Grand Cayman (UK Overseas Ter)

0.7


Mexico

0.6


France

0.5




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 95.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 1.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Puerto Rico - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Grand Cayman (UK Overseas Ter) - 0.7&#160;&#160;&#160;&#160;


&#160;

Mexico - 0.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014554_TI_0_Member"
      decimals="INF"
      id="ixv-93659"
      unitRef="pure">0.340</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TI_1_Member"
      decimals="INF"
      id="ixv-93660"
      unitRef="pure">0.284</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TI_2_Member"
      decimals="INF"
      id="ixv-93661"
      unitRef="pure">0.172</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TI_3_Member"
      decimals="INF"
      id="ixv-93662"
      unitRef="pure">0.146</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TI_4_Member"
      decimals="INF"
      id="ixv-93663"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TI_5_Member"
      decimals="INF"
      id="ixv-93664"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93665"
      unitRef="pure">0.997</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93666"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_GD_US_Member"
      decimals="INF"
      id="ixv-93667"
      unitRef="pure">0.951</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_GD_GB_Member"
      decimals="INF"
      id="ixv-93668"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_GD_PR_Member"
      decimals="INF"
      id="ixv-93669"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_GD_AU_Member"
      decimals="INF"
      id="ixv-93670"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_GD_GrandCaymanUKOverseasTer_Member"
      decimals="INF"
      id="ixv-93671"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_GD_MX_Member"
      decimals="INF"
      id="ixv-93672"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_GD_FR_Member"
      decimals="INF"
      id="ixv-93673"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014554_ClassMember" id="ixv-14305">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Mastercard Inc Class A

8.8


&#160;


Bank of America Corp

7.0


&#160;


Wells Fargo &amp; Co

6.7


&#160;


Charles Schwab Corp/The

4.7


&#160;


State Street Corp

3.9


&#160;


Citigroup Inc

3.8


&#160;


Reinsurance Group of America Inc

3.4


&#160;


Morgan Stanley

2.6


&#160;


Chubb Ltd

2.5


&#160;


Capital One Financial Corp

2.4


&#160;


&#160;

45.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014554_TH_0_Member"
      decimals="INF"
      id="ixv-93674"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TH_1_Member"
      decimals="INF"
      id="ixv-93675"
      unitRef="pure">0.070</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TH_2_Member"
      decimals="INF"
      id="ixv-93676"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TH_3_Member"
      decimals="INF"
      id="ixv-93677"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TH_4_Member"
      decimals="INF"
      id="ixv-93678"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TH_5_Member"
      decimals="INF"
      id="ixv-93679"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TH_6_Member"
      decimals="INF"
      id="ixv-93680"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TH_7_Member"
      decimals="INF"
      id="ixv-93681"
      unitRef="pure">0.026</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TH_8_Member"
      decimals="INF"
      id="ixv-93682"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014554_TH_9_Member"
      decimals="INF"
      id="ixv-93683"
      unitRef="pure">0.024</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-14476">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000204999_ClassMember" id="ixv-14488">Fidelity Advisor&#xae; Biotechnology Fund</oef:FundName>
    <oef:ClassName contextRef="C000204999_ClassMember" id="ixv-14491">Fidelity Advisor&#xae; Biotechnology Fund Class Z</oef:ClassName>
    <dei:TradingSymbol contextRef="C000204999_ClassMember" id="ixv-14495">FIJYX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000204999_ClassMember" id="ixv-14514">This annual shareholder report contains information about Fidelity Advisor&#xae; Biotechnology Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000204999_ClassMember" id="ixv-14516">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000204999_ClassMember" id="ixv-14521">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000204999_ClassMember" id="ixv-14523">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000204999_ClassMember" id="ixv-14526">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000204999_ClassMember" id="ixv-14529">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000204999_ClassMember" id="ixv-14536">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;74&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.57&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000204999_ClassMember"
      decimals="0"
      id="ixv-93684"
      unitRef="usd">74</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000204999_ClassMember"
      decimals="INF"
      id="ixv-93685"
      unitRef="pure">0.0057</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000204999_ClassMember" id="ixv-14579">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Biotechnology 25/50 Index for the fiscal year, especially within biotechnology. Security selection in pharmaceuticals and health care technology, most of which were out-of-index positions, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Oruka Therapeutics (+612%). The company was among the fund's biggest holdings at period end. A second notable relative contributor was an overweight in Spyre Therapeutics (+484%). The company was one of the fund's largest holdings at period end. An overweight in Cogent Biosciences (+240%) also helped. The company was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The stock was among our biggest holdings. A second notable relative detractor was our stake in Soleno Therapeutics (-53%). The stock was not held at period end. Untimely positioning in uniQure (+17%) also hurt. This was a position we established this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include a higher allocation to pharmaceuticals and lower exposure to biotechnology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000204999_ClassMember" id="ixv-14600">How did the Fund perform over the life of Fund?

 &#160;&#160;
CUMULATIVE PERFORMANCE
October 2, 2018 through July 31, 2026. 
Initial investment of $10,000.
Class Z


$10,000

$9,217


$12,031


$13,774


$11,207


$12,965


$16,814


$15,597


$25,394



MSCI U.S. IMI Biotechnology 25-50 Index


$10,000

$8,683


$11,477


$13,581


$12,037


$13,159


$16,701


$15,512


$22,429



S&amp;P 500&#xae; Index


$10,000

$10,365


$11,604


$15,833


$15,098


$17,064


$20,843


$24,247


$28,991



&#160;

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000204999_LG_ClassMember_9YR" id="ixv-14619">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000204999_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93686"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93687"
      unitRef="usd">9217</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93688"
      unitRef="usd">12031</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93689"
      unitRef="usd">13774</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93690"
      unitRef="usd">11207</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93691"
      unitRef="usd">12965</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93692"
      unitRef="usd">16814</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93693"
      unitRef="usd">15597</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93694"
      unitRef="usd">25394</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000204999_LG_1_AdditionalIndexMember_9YR"
      id="ixv-14660">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Biotechnology 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000204999_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93695"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93696"
      unitRef="usd">8683</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93697"
      unitRef="usd">11477</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93698"
      unitRef="usd">13581</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93699"
      unitRef="usd">12037</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93700"
      unitRef="usd">13159</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93701"
      unitRef="usd">16701</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93702"
      unitRef="usd">15512</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93703"
      unitRef="usd">22429</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000204999_LG_2_AdditionalIndexMember_9YR"
      id="ixv-14701">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000204999_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93704"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93705"
      unitRef="usd">10365</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93706"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93707"
      unitRef="usd">15833</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93708"
      unitRef="usd">15098</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93709"
      unitRef="usd">17064</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93710"
      unitRef="usd">20843</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93711"
      unitRef="usd">24247</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000204999_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93712"
      unitRef="usd">28991</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000204999_ClassMember" id="ixv-14788">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

Life of Fund&#160;A


Class Z

62.81%

13.01%

12.63%


MSCI U.S. IMI Biotechnology 25-50 Index

44.59%


10.55%


10.86%


S&amp;P 500&#xae; Index

19.56%


12.86%


14.56%




A&#160; &#160;From October 2, 2018

&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000204999_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93713"
      unitRef="pure">0.6281</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000204999_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93714"
      unitRef="pure">0.1301</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000204999_NoLoadClassMember_2025-08-01_2026-07-31"
      decimals="INF"
      id="ixv-93715"
      unitRef="pure">0.1263</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000204999_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93716"
      unitRef="pure">0.4459</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000204999_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93717"
      unitRef="pure">0.1055</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000204999_0_AdditionalIndexMember_LOC"
      decimals="INF"
      id="ixv-93718"
      unitRef="pure">0.1086</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000204999_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93719"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000204999_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93720"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000204999_1_BBIndexMember_LOC"
      decimals="INF"
      id="ixv-93721"
      unitRef="pure">0.1456</oef:AvgAnnlRtrPct>
    <oef:PerfInceptionDate
      contextRef="C000204999_Perf_2018-10-02_ClassMember"
      id="ixv-14857">2018-10-02</oef:PerfInceptionDate>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000204999_ClassMember" id="ixv-14867">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000204999_ClassMember" id="ixv-14879">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000204999_ClassMember" id="ixv-14883">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000204999_ClassMember" id="ixv-14889">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,204,320,575&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;116&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;12,169,643&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;54&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000204999_InstantMember"
      decimals="0"
      id="ixv-93722"
      unitRef="usd">2204320575</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000204999_InstantMember"
      decimals="INF"
      id="ixv-93723"
      unitRef="holding">116</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000204999_ClassMember"
      decimals="0"
      id="ixv-93724"
      unitRef="usd">12169643</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000204999_ClassMember"
      decimals="INF"
      id="ixv-93725"
      unitRef="pure">0.54</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000204999_ClassMember" id="ixv-14964">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

88.4

&#160;


Pharmaceuticals

10.6

&#160;


Health Care Technology

0.0

&#160;


&#160;




&#160;
Common Stocks

97.5


Preferred Stocks

1.5


Bonds

0.1


Preferred Securities

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.9




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.9


&#160;






United States

90.6


Netherlands

4.0


Denmark

3.0


Canada

1.0


France

0.4


Belgium

0.4


United Kingdom

0.3


Germany

0.2


Australia

0.1




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 90.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 4.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 3.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Germany - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000204999_TI_0_Member"
      decimals="INF"
      id="ixv-93726"
      unitRef="pure">0.884</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TI_1_Member"
      decimals="INF"
      id="ixv-93727"
      unitRef="pure">0.106</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TI_2_Member"
      decimals="INF"
      id="ixv-93728"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93729"
      unitRef="pure">0.975</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-93730"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_AA_Bonds_Member"
      decimals="INF"
      id="ixv-93731"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-93732"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93733"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_GD_US_Member"
      decimals="INF"
      id="ixv-93734"
      unitRef="pure">0.906</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_GD_NL_Member"
      decimals="INF"
      id="ixv-93735"
      unitRef="pure">0.040</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_GD_DK_Member"
      decimals="INF"
      id="ixv-93736"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_GD_CA_Member"
      decimals="INF"
      id="ixv-93737"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_GD_FR_Member"
      decimals="INF"
      id="ixv-93738"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_GD_BE_Member"
      decimals="INF"
      id="ixv-93739"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_GD_GB_Member"
      decimals="INF"
      id="ixv-93740"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_GD_DE_Member"
      decimals="INF"
      id="ixv-93741"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_GD_AU_Member"
      decimals="INF"
      id="ixv-93742"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000204999_ClassMember" id="ixv-15254">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


AbbVie Inc

14.8


&#160;


Gilead Sciences Inc

5.8


&#160;


Spyre Therapeutics Inc

3.8


&#160;


Alnylam Pharmaceuticals Inc

3.6


&#160;


Dianthus Therapeutics Inc

3.5


&#160;


Cogent Biosciences Inc

3.2


&#160;


Oruka Therapeutics Inc

3.2


&#160;


Insmed Inc

3.0


&#160;


Revolution Medicines Inc

3.0


&#160;


Argenx SE ADR

3.0


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000204999_TH_0_Member"
      decimals="INF"
      id="ixv-93743"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TH_1_Member"
      decimals="INF"
      id="ixv-93744"
      unitRef="pure">0.058</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TH_2_Member"
      decimals="INF"
      id="ixv-93745"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TH_3_Member"
      decimals="INF"
      id="ixv-93746"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TH_4_Member"
      decimals="INF"
      id="ixv-93747"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TH_5_Member"
      decimals="INF"
      id="ixv-93748"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TH_6_Member"
      decimals="INF"
      id="ixv-93749"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TH_7_Member"
      decimals="INF"
      id="ixv-93750"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TH_8_Member"
      decimals="INF"
      id="ixv-93751"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000204999_TH_9_Member"
      decimals="INF"
      id="ixv-93752"
      unitRef="pure">0.030</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-15425">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014522_ClassMember" id="ixv-15437">Fidelity Advisor&#xae; Biotechnology Fund</oef:FundName>
    <oef:ClassName contextRef="C000014522_ClassMember" id="ixv-15440">Fidelity Advisor&#xae; Biotechnology Fund Class M</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014522_ClassMember" id="ixv-15444">FBTTX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014522_ClassMember" id="ixv-15463">This annual shareholder report contains information about Fidelity Advisor&#xae; Biotechnology Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014522_ClassMember" id="ixv-15465">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014522_ClassMember" id="ixv-15470">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014522_ClassMember" id="ixv-15472">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014522_ClassMember" id="ixv-15475">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014522_ClassMember" id="ixv-15478">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014522_ClassMember" id="ixv-15485">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;155&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.19&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014522_ClassMember"
      decimals="0"
      id="ixv-93753"
      unitRef="usd">155</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014522_ClassMember"
      decimals="INF"
      id="ixv-93754"
      unitRef="pure">0.0119</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014522_ClassMember" id="ixv-15528">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Biotechnology 25/50 Index for the fiscal year, especially within biotechnology. Security selection in pharmaceuticals and health care technology, most of which were out-of-index positions, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Oruka Therapeutics (+612%). The company was among the fund's biggest holdings at period end. A second notable relative contributor was an overweight in Spyre Therapeutics (+484%). The company was one of the fund's largest holdings at period end. An overweight in Cogent Biosciences (+240%) also helped. The company was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The stock was among our biggest holdings. A second notable relative detractor was our stake in Soleno Therapeutics (-53%). The stock was not held at period end. Untimely positioning in uniQure (+17%) also hurt. This was a position we established this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include a higher allocation to pharmaceuticals and lower exposure to biotechnology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014522_ClassMember" id="ixv-15549">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class M


$9,650

$10,989


$12,456


$11,654


$15,109


$17,177


$13,883


$15,948


$20,552


$18,947


$30,651



MSCI U.S. IMI Biotechnology 25-50 Index


$10,000

$11,625


$12,983


$11,564


$15,286


$18,089


$16,032


$17,526


$22,245


$20,661


$29,874



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014522_LG_ClassMember_11YR" id="ixv-15570">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93755"
      unitRef="usd">9650</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93756"
      unitRef="usd">10989</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93757"
      unitRef="usd">12456</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93758"
      unitRef="usd">11654</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93759"
      unitRef="usd">15109</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93760"
      unitRef="usd">17177</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93761"
      unitRef="usd">13883</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93762"
      unitRef="usd">15948</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93763"
      unitRef="usd">20552</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93764"
      unitRef="usd">18947</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93765"
      unitRef="usd">30651</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014522_LG_1_AdditionalIndexMember_11YR"
      id="ixv-15619">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Biotechnology 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93766"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93767"
      unitRef="usd">11625</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93768"
      unitRef="usd">12983</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93769"
      unitRef="usd">11564</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93770"
      unitRef="usd">15286</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93771"
      unitRef="usd">18089</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93772"
      unitRef="usd">16032</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93773"
      unitRef="usd">17526</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93774"
      unitRef="usd">22245</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93775"
      unitRef="usd">20661</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93776"
      unitRef="usd">29874</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014522_LG_2_AdditionalIndexMember_11YR"
      id="ixv-15668">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93777"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93778"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93779"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93780"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93781"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93782"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93783"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93784"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93785"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93786"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014522_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93787"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014522_ClassMember" id="ixv-15769">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class M (incl. 3.50% sales charge) &#160;

56.11%

11.48%


11.85%


Class M (without 3.50% sales charge)

61.77%

12.28%

12.25%


MSCI U.S. IMI Biotechnology 25-50 Index

44.59%


10.55%


11.57%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_ClassMember_1YR"
      decimals="INF"
      id="ixv-93788"
      unitRef="pure">0.5611</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_ClassMember_5YR"
      decimals="INF"
      id="ixv-93789"
      unitRef="pure">0.1148</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_ClassMember_10YR"
      decimals="INF"
      id="ixv-93790"
      unitRef="pure">0.1185</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93791"
      unitRef="pure">0.6177</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93792"
      unitRef="pure">0.1228</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93793"
      unitRef="pure">0.1225</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93794"
      unitRef="pure">0.4459</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93795"
      unitRef="pure">0.1055</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93796"
      unitRef="pure">0.1157</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93797"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93798"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014522_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93799"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014522_ClassMember" id="ixv-15854">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014522_ClassMember" id="ixv-15866">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014522_ClassMember" id="ixv-15870">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014522_ClassMember" id="ixv-15876">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,204,320,575&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;116&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;12,169,643&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;54&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014522_InstantMember"
      decimals="0"
      id="ixv-93800"
      unitRef="usd">2204320575</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014522_InstantMember"
      decimals="INF"
      id="ixv-93801"
      unitRef="holding">116</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014522_ClassMember"
      decimals="0"
      id="ixv-93802"
      unitRef="usd">12169643</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014522_ClassMember"
      decimals="INF"
      id="ixv-93803"
      unitRef="pure">0.54</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014522_ClassMember" id="ixv-15951">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

88.4

&#160;


Pharmaceuticals

10.6

&#160;


Health Care Technology

0.0

&#160;


&#160;




&#160;
Common Stocks

97.5


Preferred Stocks

1.5


Bonds

0.1


Preferred Securities

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.9




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.9


&#160;






United States

90.6


Netherlands

4.0


Denmark

3.0


Canada

1.0


France

0.4


Belgium

0.4


United Kingdom

0.3


Germany

0.2


Australia

0.1




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 90.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 4.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 3.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Germany - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014522_TI_0_Member"
      decimals="INF"
      id="ixv-93804"
      unitRef="pure">0.884</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TI_1_Member"
      decimals="INF"
      id="ixv-93805"
      unitRef="pure">0.106</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TI_2_Member"
      decimals="INF"
      id="ixv-93806"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93807"
      unitRef="pure">0.975</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-93808"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_AA_Bonds_Member"
      decimals="INF"
      id="ixv-93809"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-93810"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93811"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_GD_US_Member"
      decimals="INF"
      id="ixv-93812"
      unitRef="pure">0.906</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_GD_NL_Member"
      decimals="INF"
      id="ixv-93813"
      unitRef="pure">0.040</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_GD_DK_Member"
      decimals="INF"
      id="ixv-93814"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_GD_CA_Member"
      decimals="INF"
      id="ixv-93815"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_GD_FR_Member"
      decimals="INF"
      id="ixv-93816"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_GD_BE_Member"
      decimals="INF"
      id="ixv-93817"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_GD_GB_Member"
      decimals="INF"
      id="ixv-93818"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_GD_DE_Member"
      decimals="INF"
      id="ixv-93819"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_GD_AU_Member"
      decimals="INF"
      id="ixv-93820"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014522_ClassMember" id="ixv-16241">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


AbbVie Inc

14.8


&#160;


Gilead Sciences Inc

5.8


&#160;


Spyre Therapeutics Inc

3.8


&#160;


Alnylam Pharmaceuticals Inc

3.6


&#160;


Dianthus Therapeutics Inc

3.5


&#160;


Cogent Biosciences Inc

3.2


&#160;


Oruka Therapeutics Inc

3.2


&#160;


Insmed Inc

3.0


&#160;


Revolution Medicines Inc

3.0


&#160;


Argenx SE ADR

3.0


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014522_TH_0_Member"
      decimals="INF"
      id="ixv-93821"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TH_1_Member"
      decimals="INF"
      id="ixv-93822"
      unitRef="pure">0.058</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TH_2_Member"
      decimals="INF"
      id="ixv-93823"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TH_3_Member"
      decimals="INF"
      id="ixv-93824"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TH_4_Member"
      decimals="INF"
      id="ixv-93825"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TH_5_Member"
      decimals="INF"
      id="ixv-93826"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TH_6_Member"
      decimals="INF"
      id="ixv-93827"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TH_7_Member"
      decimals="INF"
      id="ixv-93828"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TH_8_Member"
      decimals="INF"
      id="ixv-93829"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014522_TH_9_Member"
      decimals="INF"
      id="ixv-93830"
      unitRef="pure">0.030</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-16412">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014523_ClassMember" id="ixv-16424">Fidelity Advisor&#xae; Biotechnology Fund</oef:FundName>
    <oef:ClassName contextRef="C000014523_ClassMember" id="ixv-16427">Fidelity Advisor&#xae; Biotechnology Fund Class I</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014523_ClassMember" id="ixv-16431">FBTIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014523_ClassMember" id="ixv-16450">This annual shareholder report contains information about Fidelity Advisor&#xae; Biotechnology Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014523_ClassMember" id="ixv-16452">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014523_ClassMember" id="ixv-16457">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014523_ClassMember" id="ixv-16459">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014523_ClassMember" id="ixv-16462">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014523_ClassMember" id="ixv-16465">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014523_ClassMember" id="ixv-16472">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;90&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.69&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014523_ClassMember"
      decimals="0"
      id="ixv-93831"
      unitRef="usd">90</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014523_ClassMember"
      decimals="INF"
      id="ixv-93832"
      unitRef="pure">0.0069</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014523_ClassMember" id="ixv-16515">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Biotechnology 25/50 Index for the fiscal year, especially within biotechnology. Security selection in pharmaceuticals and health care technology, most of which were out-of-index positions, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Oruka Therapeutics (+612%). The company was among the fund's biggest holdings at period end. A second notable relative contributor was an overweight in Spyre Therapeutics (+484%). The company was one of the fund's largest holdings at period end. An overweight in Cogent Biosciences (+240%) also helped. The company was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The stock was among our biggest holdings. A second notable relative detractor was our stake in Soleno Therapeutics (-53%). The stock was not held at period end. Untimely positioning in uniQure (+17%) also hurt. This was a position we established this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include a higher allocation to pharmaceuticals and lower exposure to biotechnology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014523_ClassMember" id="ixv-16536">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class I


$10,000

$11,456


$13,064


$12,294


$16,023


$18,320


$14,887


$17,195


$22,272


$20,642


$33,560



MSCI U.S. IMI Biotechnology 25-50 Index


$10,000

$11,625


$12,983


$11,564


$15,286


$18,089


$16,032


$17,526


$22,245


$20,661


$29,874



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014523_LG_ClassMember_11YR" id="ixv-16555">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93833"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93834"
      unitRef="usd">11456</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93835"
      unitRef="usd">13064</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93836"
      unitRef="usd">12294</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93837"
      unitRef="usd">16023</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93838"
      unitRef="usd">18320</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93839"
      unitRef="usd">14887</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93840"
      unitRef="usd">17195</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93841"
      unitRef="usd">22272</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93842"
      unitRef="usd">20642</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93843"
      unitRef="usd">33560</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014523_LG_1_AdditionalIndexMember_11YR"
      id="ixv-16604">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Biotechnology 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93844"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93845"
      unitRef="usd">11625</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93846"
      unitRef="usd">12983</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93847"
      unitRef="usd">11564</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93848"
      unitRef="usd">15286</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93849"
      unitRef="usd">18089</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93850"
      unitRef="usd">16032</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93851"
      unitRef="usd">17526</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93852"
      unitRef="usd">22245</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93853"
      unitRef="usd">20661</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93854"
      unitRef="usd">29874</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014523_LG_2_AdditionalIndexMember_11YR"
      id="ixv-16653">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93855"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93856"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93857"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93858"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93859"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93860"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93861"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93862"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93863"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93864"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014523_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93865"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014523_ClassMember" id="ixv-16754">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class I

62.58%

12.87%

12.87%


MSCI U.S. IMI Biotechnology 25-50 Index

44.59%


10.55%


11.57%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014523_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93866"
      unitRef="pure">0.6258</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014523_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93867"
      unitRef="pure">0.1287</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014523_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93868"
      unitRef="pure">0.1287</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014523_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93869"
      unitRef="pure">0.4459</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014523_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93870"
      unitRef="pure">0.1055</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014523_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93871"
      unitRef="pure">0.1157</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014523_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93872"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014523_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93873"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014523_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93874"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014523_ClassMember" id="ixv-16824">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014523_ClassMember" id="ixv-16836">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014523_ClassMember" id="ixv-16840">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014523_ClassMember" id="ixv-16846">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,204,320,575&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;116&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;12,169,643&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;54&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014523_InstantMember"
      decimals="0"
      id="ixv-93875"
      unitRef="usd">2204320575</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014523_InstantMember"
      decimals="INF"
      id="ixv-93876"
      unitRef="holding">116</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014523_ClassMember"
      decimals="0"
      id="ixv-93877"
      unitRef="usd">12169643</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014523_ClassMember"
      decimals="INF"
      id="ixv-93878"
      unitRef="pure">0.54</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014523_ClassMember" id="ixv-16921">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

88.4

&#160;


Pharmaceuticals

10.6

&#160;


Health Care Technology

0.0

&#160;


&#160;




&#160;
Common Stocks

97.5


Preferred Stocks

1.5


Bonds

0.1


Preferred Securities

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.9




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.9


&#160;






United States

90.6


Netherlands

4.0


Denmark

3.0


Canada

1.0


France

0.4


Belgium

0.4


United Kingdom

0.3


Germany

0.2


Australia

0.1




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 90.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 4.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 3.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Germany - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014523_TI_0_Member"
      decimals="INF"
      id="ixv-93879"
      unitRef="pure">0.884</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TI_1_Member"
      decimals="INF"
      id="ixv-93880"
      unitRef="pure">0.106</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TI_2_Member"
      decimals="INF"
      id="ixv-93881"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93882"
      unitRef="pure">0.975</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-93883"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_AA_Bonds_Member"
      decimals="INF"
      id="ixv-93884"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-93885"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93886"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_GD_US_Member"
      decimals="INF"
      id="ixv-93887"
      unitRef="pure">0.906</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_GD_NL_Member"
      decimals="INF"
      id="ixv-93888"
      unitRef="pure">0.040</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_GD_DK_Member"
      decimals="INF"
      id="ixv-93889"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_GD_CA_Member"
      decimals="INF"
      id="ixv-93890"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_GD_FR_Member"
      decimals="INF"
      id="ixv-93891"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_GD_BE_Member"
      decimals="INF"
      id="ixv-93892"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_GD_GB_Member"
      decimals="INF"
      id="ixv-93893"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_GD_DE_Member"
      decimals="INF"
      id="ixv-93894"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_GD_AU_Member"
      decimals="INF"
      id="ixv-93895"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014523_ClassMember" id="ixv-17211">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


AbbVie Inc

14.8


&#160;


Gilead Sciences Inc

5.8


&#160;


Spyre Therapeutics Inc

3.8


&#160;


Alnylam Pharmaceuticals Inc

3.6


&#160;


Dianthus Therapeutics Inc

3.5


&#160;


Cogent Biosciences Inc

3.2


&#160;


Oruka Therapeutics Inc

3.2


&#160;


Insmed Inc

3.0


&#160;


Revolution Medicines Inc

3.0


&#160;


Argenx SE ADR

3.0


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014523_TH_0_Member"
      decimals="INF"
      id="ixv-93896"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TH_1_Member"
      decimals="INF"
      id="ixv-93897"
      unitRef="pure">0.058</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TH_2_Member"
      decimals="INF"
      id="ixv-93898"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TH_3_Member"
      decimals="INF"
      id="ixv-93899"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TH_4_Member"
      decimals="INF"
      id="ixv-93900"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TH_5_Member"
      decimals="INF"
      id="ixv-93901"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TH_6_Member"
      decimals="INF"
      id="ixv-93902"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TH_7_Member"
      decimals="INF"
      id="ixv-93903"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TH_8_Member"
      decimals="INF"
      id="ixv-93904"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014523_TH_9_Member"
      decimals="INF"
      id="ixv-93905"
      unitRef="pure">0.030</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-17382">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014521_ClassMember" id="ixv-17394">Fidelity Advisor&#xae; Biotechnology Fund</oef:FundName>
    <oef:ClassName contextRef="C000014521_ClassMember" id="ixv-17397">Fidelity Advisor&#xae; Biotechnology Fund Class C</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014521_ClassMember" id="ixv-17401">FBTCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014521_ClassMember" id="ixv-17420">This annual shareholder report contains information about Fidelity Advisor&#xae; Biotechnology Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014521_ClassMember" id="ixv-17422">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014521_ClassMember" id="ixv-17427">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014521_ClassMember" id="ixv-17429">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014521_ClassMember" id="ixv-17432">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014521_ClassMember" id="ixv-17435">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014521_ClassMember" id="ixv-17442">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;220&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.69&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014521_ClassMember"
      decimals="0"
      id="ixv-93906"
      unitRef="usd">220</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014521_ClassMember"
      decimals="INF"
      id="ixv-93907"
      unitRef="pure">0.0169</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014521_ClassMember" id="ixv-17485">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Biotechnology 25/50 Index for the fiscal year, especially within biotechnology. Security selection in pharmaceuticals and health care technology, most of which were out-of-index positions, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Oruka Therapeutics (+612%). The company was among the fund's biggest holdings at period end. A second notable relative contributor was an overweight in Spyre Therapeutics (+484%). The company was one of the fund's largest holdings at period end. An overweight in Cogent Biosciences (+240%) also helped. The company was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The stock was among our biggest holdings. A second notable relative detractor was our stake in Soleno Therapeutics (-53%). The stock was not held at period end. Untimely positioning in uniQure (+17%) also hurt. This was a position we established this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include a higher allocation to pharmaceuticals and lower exposure to biotechnology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014521_ClassMember" id="ixv-17506">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class C


$10,000

$11,347


$12,806


$11,926


$15,393


$17,417


$14,014


$16,026


$20,538


$18,976


$30,782



MSCI U.S. IMI Biotechnology 25-50 Index


$10,000

$11,625


$12,983


$11,564


$15,286


$18,089


$16,032


$17,526


$22,245


$20,661


$29,874



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014521_LG_ClassMember_11YR" id="ixv-17525">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93908"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93909"
      unitRef="usd">11347</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93910"
      unitRef="usd">12806</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93911"
      unitRef="usd">11926</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93912"
      unitRef="usd">15393</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93913"
      unitRef="usd">17417</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93914"
      unitRef="usd">14014</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93915"
      unitRef="usd">16026</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93916"
      unitRef="usd">20538</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93917"
      unitRef="usd">18976</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93918"
      unitRef="usd">30782</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014521_LG_1_AdditionalIndexMember_11YR"
      id="ixv-17574">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Biotechnology 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93919"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93920"
      unitRef="usd">11625</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93921"
      unitRef="usd">12983</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93922"
      unitRef="usd">11564</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93923"
      unitRef="usd">15286</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93924"
      unitRef="usd">18089</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93925"
      unitRef="usd">16032</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93926"
      unitRef="usd">17526</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93927"
      unitRef="usd">22245</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93928"
      unitRef="usd">20661</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93929"
      unitRef="usd">29874</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014521_LG_2_AdditionalIndexMember_11YR"
      id="ixv-17623">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93930"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93931"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93932"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-93933"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-93934"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-93935"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-93936"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-93937"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-93938"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-93939"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014521_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-93940"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014521_ClassMember" id="ixv-17724">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class C &#160;(incl. contingent deferred sales charge)

59.99%

11.74%


11.90%


Class C

60.99%

11.74%

11.90%


MSCI U.S. IMI Biotechnology 25-50 Index

44.59%


10.55%


11.57%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_ClassMember_1YR"
      decimals="INF"
      id="ixv-93941"
      unitRef="pure">0.5999</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_ClassMember_5YR"
      decimals="INF"
      id="ixv-93942"
      unitRef="pure">0.1174</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_ClassMember_10YR"
      decimals="INF"
      id="ixv-93943"
      unitRef="pure">0.1190</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-93944"
      unitRef="pure">0.6099</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-93945"
      unitRef="pure">0.1174</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-93946"
      unitRef="pure">0.1190</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-93947"
      unitRef="pure">0.4459</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-93948"
      unitRef="pure">0.1055</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-93949"
      unitRef="pure">0.1157</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-93950"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-93951"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014521_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-93952"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014521_ClassMember" id="ixv-17810">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014521_ClassMember" id="ixv-17822">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014521_ClassMember" id="ixv-17826">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014521_ClassMember" id="ixv-17832">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,204,320,575&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;116&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;12,169,643&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;54&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014521_InstantMember"
      decimals="0"
      id="ixv-93953"
      unitRef="usd">2204320575</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014521_InstantMember"
      decimals="INF"
      id="ixv-93954"
      unitRef="holding">116</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014521_ClassMember"
      decimals="0"
      id="ixv-93955"
      unitRef="usd">12169643</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014521_ClassMember"
      decimals="INF"
      id="ixv-93956"
      unitRef="pure">0.54</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014521_ClassMember" id="ixv-17907">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

88.4

&#160;


Pharmaceuticals

10.6

&#160;


Health Care Technology

0.0

&#160;


&#160;




&#160;
Common Stocks

97.5


Preferred Stocks

1.5


Bonds

0.1


Preferred Securities

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.9




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.9


&#160;






United States

90.6


Netherlands

4.0


Denmark

3.0


Canada

1.0


France

0.4


Belgium

0.4


United Kingdom

0.3


Germany

0.2


Australia

0.1




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 90.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 4.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 3.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Germany - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014521_TI_0_Member"
      decimals="INF"
      id="ixv-93957"
      unitRef="pure">0.884</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TI_1_Member"
      decimals="INF"
      id="ixv-93958"
      unitRef="pure">0.106</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TI_2_Member"
      decimals="INF"
      id="ixv-93959"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-93960"
      unitRef="pure">0.975</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-93961"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_AA_Bonds_Member"
      decimals="INF"
      id="ixv-93962"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-93963"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-93964"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_GD_US_Member"
      decimals="INF"
      id="ixv-93965"
      unitRef="pure">0.906</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_GD_NL_Member"
      decimals="INF"
      id="ixv-93966"
      unitRef="pure">0.040</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_GD_DK_Member"
      decimals="INF"
      id="ixv-93967"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_GD_CA_Member"
      decimals="INF"
      id="ixv-93968"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_GD_FR_Member"
      decimals="INF"
      id="ixv-93969"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_GD_BE_Member"
      decimals="INF"
      id="ixv-93970"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_GD_GB_Member"
      decimals="INF"
      id="ixv-93971"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_GD_DE_Member"
      decimals="INF"
      id="ixv-93972"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_GD_AU_Member"
      decimals="INF"
      id="ixv-93973"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014521_ClassMember" id="ixv-18197">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


AbbVie Inc

14.8


&#160;


Gilead Sciences Inc

5.8


&#160;


Spyre Therapeutics Inc

3.8


&#160;


Alnylam Pharmaceuticals Inc

3.6


&#160;


Dianthus Therapeutics Inc

3.5


&#160;


Cogent Biosciences Inc

3.2


&#160;


Oruka Therapeutics Inc

3.2


&#160;


Insmed Inc

3.0


&#160;


Revolution Medicines Inc

3.0


&#160;


Argenx SE ADR

3.0


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014521_TH_0_Member"
      decimals="INF"
      id="ixv-93974"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TH_1_Member"
      decimals="INF"
      id="ixv-93975"
      unitRef="pure">0.058</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TH_2_Member"
      decimals="INF"
      id="ixv-93976"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TH_3_Member"
      decimals="INF"
      id="ixv-93977"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TH_4_Member"
      decimals="INF"
      id="ixv-93978"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TH_5_Member"
      decimals="INF"
      id="ixv-93979"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TH_6_Member"
      decimals="INF"
      id="ixv-93980"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TH_7_Member"
      decimals="INF"
      id="ixv-93981"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TH_8_Member"
      decimals="INF"
      id="ixv-93982"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014521_TH_9_Member"
      decimals="INF"
      id="ixv-93983"
      unitRef="pure">0.030</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-18368">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014519_ClassMember" id="ixv-18380">Fidelity Advisor&#xae; Biotechnology Fund</oef:FundName>
    <oef:ClassName contextRef="C000014519_ClassMember" id="ixv-18383">Fidelity Advisor&#xae; Biotechnology Fund Class A</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014519_ClassMember" id="ixv-18387">FBTAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014519_ClassMember" id="ixv-18406">This annual shareholder report contains information about Fidelity Advisor&#xae; Biotechnology Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014519_ClassMember" id="ixv-18408">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014519_ClassMember" id="ixv-18413">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014519_ClassMember" id="ixv-18415">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014519_ClassMember" id="ixv-18418">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014519_ClassMember" id="ixv-18421">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014519_ClassMember" id="ixv-18428">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;123&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.94&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014519_ClassMember"
      decimals="0"
      id="ixv-93984"
      unitRef="usd">123</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014519_ClassMember"
      decimals="INF"
      id="ixv-93985"
      unitRef="pure">0.0094</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014519_ClassMember" id="ixv-18471">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI US IMI Biotechnology 25/50 Index for the fiscal year, especially within biotechnology. Security selection in pharmaceuticals and health care technology, most of which were out-of-index positions, also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Oruka Therapeutics (+612%). The company was among the fund's biggest holdings at period end. A second notable relative contributor was an overweight in Spyre Therapeutics (+484%). The company was one of the fund's largest holdings at period end. An overweight in Cogent Biosciences (+240%) also helped. The company was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The stock was among our biggest holdings. A second notable relative detractor was our stake in Soleno Therapeutics (-53%). The stock was not held at period end. Untimely positioning in uniQure (+17%) also hurt. This was a position we established this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include a higher allocation to pharmaceuticals and lower exposure to biotechnology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014519_ClassMember" id="ixv-18492">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class A


$9,425

$10,773


$12,249


$11,494


$14,943


$17,040


$13,811


$15,908


$20,555


$18,992


$30,807



MSCI U.S. IMI Biotechnology 25-50 Index


$10,000

$11,625


$12,983


$11,564


$15,286


$18,089


$16,032


$17,526


$22,245


$20,661


$29,874



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014519_LG_ClassMember_11YR" id="ixv-18513">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-93986"
      unitRef="usd">9425</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-93987"
      unitRef="usd">10773</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-93988"
      unitRef="usd">12249</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-93989"
      unitRef="usd">11494</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-93990"
      unitRef="usd">14943</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-93991"
      unitRef="usd">17040</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-93992"
      unitRef="usd">13811</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-93993"
      unitRef="usd">15908</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-93994"
      unitRef="usd">20555</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-93995"
      unitRef="usd">18992</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-93996"
      unitRef="usd">30807</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014519_LG_1_AdditionalIndexMember_11YR"
      id="ixv-18562">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Biotechnology 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-93997"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-93998"
      unitRef="usd">11625</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-93999"
      unitRef="usd">12983</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94000"
      unitRef="usd">11564</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94001"
      unitRef="usd">15286</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94002"
      unitRef="usd">18089</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94003"
      unitRef="usd">16032</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94004"
      unitRef="usd">17526</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94005"
      unitRef="usd">22245</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94006"
      unitRef="usd">20661</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94007"
      unitRef="usd">29874</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014519_LG_2_AdditionalIndexMember_11YR"
      id="ixv-18611">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-94008"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-94009"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94010"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94011"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94012"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94013"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94014"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94015"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94016"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94017"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014519_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94018"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014519_ClassMember" id="ixv-18712">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class A (incl. 5.75% sales charge) &#160;

52.88%

11.25%


11.91%


Class A (without 5.75% sales charge)

62.21%

12.57%

12.57%


MSCI U.S. IMI Biotechnology 25-50 Index

44.59%


10.55%


11.57%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_ClassMember_1YR"
      decimals="INF"
      id="ixv-94019"
      unitRef="pure">0.5288</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_ClassMember_5YR"
      decimals="INF"
      id="ixv-94020"
      unitRef="pure">0.1125</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_ClassMember_10YR"
      decimals="INF"
      id="ixv-94021"
      unitRef="pure">0.1191</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-94022"
      unitRef="pure">0.6221</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-94023"
      unitRef="pure">0.1257</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-94024"
      unitRef="pure">0.1257</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-94025"
      unitRef="pure">0.4459</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-94026"
      unitRef="pure">0.1055</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-94027"
      unitRef="pure">0.1157</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-94028"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-94029"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014519_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-94030"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014519_ClassMember" id="ixv-18797">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014519_ClassMember" id="ixv-18809">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014519_ClassMember" id="ixv-18813">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014519_ClassMember" id="ixv-18819">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,204,320,575&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;116&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;12,169,643&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;54&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014519_InstantMember"
      decimals="0"
      id="ixv-94031"
      unitRef="usd">2204320575</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014519_InstantMember"
      decimals="INF"
      id="ixv-94032"
      unitRef="holding">116</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014519_ClassMember"
      decimals="0"
      id="ixv-94033"
      unitRef="usd">12169643</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014519_ClassMember"
      decimals="INF"
      id="ixv-94034"
      unitRef="pure">0.54</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014519_ClassMember" id="ixv-18894">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

88.4

&#160;


Pharmaceuticals

10.6

&#160;


Health Care Technology

0.0

&#160;


&#160;




&#160;
Common Stocks

97.5


Preferred Stocks

1.5


Bonds

0.1


Preferred Securities

0.0


Short-Term Investments and Net Other Assets (Liabilities)

0.9




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 1.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Securities - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.9


&#160;






United States

90.6


Netherlands

4.0


Denmark

3.0


Canada

1.0


France

0.4


Belgium

0.4


United Kingdom

0.3


Germany

0.2


Australia

0.1




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 90.6&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 4.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 3.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 1.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 0.4&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Germany - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014519_TI_0_Member"
      decimals="INF"
      id="ixv-94035"
      unitRef="pure">0.884</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TI_1_Member"
      decimals="INF"
      id="ixv-94036"
      unitRef="pure">0.106</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TI_2_Member"
      decimals="INF"
      id="ixv-94037"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-94038"
      unitRef="pure">0.975</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-94039"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_AA_Bonds_Member"
      decimals="INF"
      id="ixv-94040"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_AA_PreferredSecurities_Member"
      decimals="INF"
      id="ixv-94041"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-94042"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_GD_US_Member"
      decimals="INF"
      id="ixv-94043"
      unitRef="pure">0.906</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_GD_NL_Member"
      decimals="INF"
      id="ixv-94044"
      unitRef="pure">0.040</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_GD_DK_Member"
      decimals="INF"
      id="ixv-94045"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_GD_CA_Member"
      decimals="INF"
      id="ixv-94046"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_GD_FR_Member"
      decimals="INF"
      id="ixv-94047"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_GD_BE_Member"
      decimals="INF"
      id="ixv-94048"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_GD_GB_Member"
      decimals="INF"
      id="ixv-94049"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_GD_DE_Member"
      decimals="INF"
      id="ixv-94050"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_GD_AU_Member"
      decimals="INF"
      id="ixv-94051"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014519_ClassMember" id="ixv-19184">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


AbbVie Inc

14.8


&#160;


Gilead Sciences Inc

5.8


&#160;


Spyre Therapeutics Inc

3.8


&#160;


Alnylam Pharmaceuticals Inc

3.6


&#160;


Dianthus Therapeutics Inc

3.5


&#160;


Cogent Biosciences Inc

3.2


&#160;


Oruka Therapeutics Inc

3.2


&#160;


Insmed Inc

3.0


&#160;


Revolution Medicines Inc

3.0


&#160;


Argenx SE ADR

3.0


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014519_TH_0_Member"
      decimals="INF"
      id="ixv-94052"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TH_1_Member"
      decimals="INF"
      id="ixv-94053"
      unitRef="pure">0.058</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TH_2_Member"
      decimals="INF"
      id="ixv-94054"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TH_3_Member"
      decimals="INF"
      id="ixv-94055"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TH_4_Member"
      decimals="INF"
      id="ixv-94056"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TH_5_Member"
      decimals="INF"
      id="ixv-94057"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TH_6_Member"
      decimals="INF"
      id="ixv-94058"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TH_7_Member"
      decimals="INF"
      id="ixv-94059"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TH_8_Member"
      decimals="INF"
      id="ixv-94060"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014519_TH_9_Member"
      decimals="INF"
      id="ixv-94061"
      unitRef="pure">0.030</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-19355">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:MaterialFundChngNoticeTextBlock contextRef="C000264535_ClassMember" id="ixv-19359">This report describes changes to the Fund that occurred during the reporting period.</oef:MaterialFundChngNoticeTextBlock>
    <oef:FundName contextRef="C000264535_ClassMember" id="ixv-19370">Fidelity Advisor&#xae; Industrials Fund</oef:FundName>
    <oef:ClassName contextRef="C000264535_ClassMember" id="ixv-19373">Industrials Portfolio</oef:ClassName>
    <dei:TradingSymbol contextRef="C000264535_ClassMember" id="ixv-19377">FIDRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000264535_ClassMember" id="ixv-19396">This annual shareholder report contains information about Fidelity Advisor&#xae; Industrials Fund for the period October 9, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000264535_ClassMember" id="ixv-19398">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000264535_ClassMember" id="ixv-19403">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-800-544-8544 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000264535_ClassMember" id="ixv-19405">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000264535_ClassMember" id="ixv-19408">1-800-544-8544</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000264535_ClassMember" id="ixv-19411">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000264535_ClassMember" id="ixv-19418">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Industrials Portfolio&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:6px;color:#000000;font-style:normal;vertical-align:4px;font-weight:normal;"&gt;A&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;57&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.64&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:6px;color:#000000;font-style:normal;vertical-align:4px;font-weight:normal;"&gt;A&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans Cd';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Expenses for the full reporting period would be higher.&lt;/span&gt;&lt;/div&gt;
&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000264535_ClassMember"
      decimals="0"
      id="ixv-94062"
      unitRef="usd">57</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000264535_ClassMember"
      decimals="INF"
      id="ixv-94063"
      unitRef="pure">0.0064</oef:ExpenseRatioPct>
    <oef:ExpensesShortPeriodFnTextBlock contextRef="C000264535_ClassMember" id="ixv-19462">Expenses for the full reporting period would be higher.</oef:ExpensesShortPeriodFnTextBlock>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000264535_ClassMember" id="ixv-19468">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, market selection was the primary contributor to the fund's performance versus the MSCI US IMI Industrials 25/50 Linked Index for the fiscal year, especially an underweight in human resource &amp;amp; employment services. Picks in construction &amp;amp; engineering also boosted the fund's relative performance. Also helping our relative result was an overweight in heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was an overweight in Howmet Aerospace (+60%). The company was one of our biggest holdings. A second notable relative contributor was an overweight in Cummins (+74%). This was a position we established this period. The company was one of the fund's biggest holdings this period. An overweight in GE Vernova (+49%) also helped. The stock was one of the fund's biggest holdings.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the biggest detractor from performance versus the sector index was security selection in aerospace &amp;amp; defense. Also hurting our result was stock picking in electrical components &amp;amp; equipment and heavy electrical equipment.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The biggest individual relative detractor was an underweight in Caterpillar (+88%). This period we increased our stake in Caterpillar. A second notable relative detractor was an overweight in Boeing (-2%). This period we increased our stake in Boeing. The company was among our largest holdings. An overweight in Ingersoll Rand (-2%) also detracted. This period we increased our stake in Ingersoll Rand. The stock was one of the fund's biggest holdings this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the construction machinery &amp;amp; heavy transportation equipment and construction &amp;amp; engineering industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000264535_ClassMember" id="ixv-19492">How did the Fund perform over the life of Fund?

 &#160;&#160;
CUMULATIVE PERFORMANCE
October 9, 2025 through July 31, 2026. 
Initial investment of $10,000.
Industrials Portfolio


$10,000

$12,165



MSCI U.S. IMI Industrials 25-50 Index


$10,000

$11,740



S&amp;P 500&#xae; Index


$10,000

$11,225



&#160;

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000264535_LG_ClassMember_2YR" id="ixv-19511">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Industrials Portfolio&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000264535_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-94064"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000264535_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-94065"
      unitRef="usd">12165</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000264535_LG_1_AdditionalIndexMember_2YR"
      id="ixv-19524">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Industrials 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000264535_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94066"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000264535_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94067"
      unitRef="usd">11740</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000264535_LG_2_AdditionalIndexMember_2YR"
      id="ixv-19537">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000264535_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94068"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000264535_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94069"
      unitRef="usd">11225</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000264535_ClassMember" id="ixv-19575">
Visit www.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph does not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000264535_ClassMember" id="ixv-19581">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;www.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000264535_ClassMember" id="ixv-19593">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000264535_ClassMember" id="ixv-19597">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph does not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000264535_ClassMember" id="ixv-19603">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;2,161,544,746&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;50&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;10,611,345&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;34&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000264535_InstantMember"
      decimals="0"
      id="ixv-94070"
      unitRef="usd">2161544746</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000264535_InstantMember"
      decimals="INF"
      id="ixv-94071"
      unitRef="holding">50</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000264535_ClassMember"
      decimals="0"
      id="ixv-94072"
      unitRef="usd">10611345</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000264535_ClassMember"
      decimals="INF"
      id="ixv-94073"
      unitRef="pure">0.34</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000264535_ClassMember" id="ixv-19678">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Aerospace &amp; Defense

30.9

&#160;


Machinery

24.3

&#160;


Electrical Equipment

13.6

&#160;


Building Products

8.8

&#160;


Ground Transportation

5.6

&#160;


Construction &amp; Engineering

5.0

&#160;


Commercial Services &amp; Supplies

3.2

&#160;


Trading Companies &amp; Distributors

3.0

&#160;


Industrial Conglomerates

1.8

&#160;


Others

2.5

&#160;


&#160;




&#160;
Common Stocks

98.7


Short-Term Investments and Net Other Assets (Liabilities)

1.3




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 98.7&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 1.3


&#160;






United States

100.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 100.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000264535_TI_0_Member"
      decimals="INF"
      id="ixv-94074"
      unitRef="pure">0.309</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TI_1_Member"
      decimals="INF"
      id="ixv-94075"
      unitRef="pure">0.243</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TI_2_Member"
      decimals="INF"
      id="ixv-94076"
      unitRef="pure">0.136</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TI_3_Member"
      decimals="INF"
      id="ixv-94077"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TI_4_Member"
      decimals="INF"
      id="ixv-94078"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TI_5_Member"
      decimals="INF"
      id="ixv-94079"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TI_6_Member"
      decimals="INF"
      id="ixv-94080"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TI_7_Member"
      decimals="INF"
      id="ixv-94081"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TI_8_Member"
      decimals="INF"
      id="ixv-94082"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TI_9_Member"
      decimals="INF"
      id="ixv-94083"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-94084"
      unitRef="pure">0.987</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-94085"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_GD_US_Member"
      decimals="INF"
      id="ixv-94086"
      unitRef="pure">1.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000264535_ClassMember" id="ixv-19888">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


GE Aerospace

8.1


&#160;


GE Vernova Inc

6.3


&#160;


Boeing Co

6.2


&#160;


Trane Technologies PLC

4.6


&#160;


Howmet Aerospace Inc

4.5


&#160;


Parker-Hannifin Corp

4.4


&#160;


Eaton Corp PLC

3.5


&#160;


RTX Corp

3.5


&#160;


PACCAR Inc

2.9


&#160;


Quanta Services Inc

2.9


&#160;


&#160;

46.9

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000264535_TH_0_Member"
      decimals="INF"
      id="ixv-94087"
      unitRef="pure">0.081</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TH_1_Member"
      decimals="INF"
      id="ixv-94088"
      unitRef="pure">0.063</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TH_2_Member"
      decimals="INF"
      id="ixv-94089"
      unitRef="pure">0.062</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TH_3_Member"
      decimals="INF"
      id="ixv-94090"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TH_4_Member"
      decimals="INF"
      id="ixv-94091"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TH_5_Member"
      decimals="INF"
      id="ixv-94092"
      unitRef="pure">0.044</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TH_6_Member"
      decimals="INF"
      id="ixv-94093"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TH_7_Member"
      decimals="INF"
      id="ixv-94094"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TH_8_Member"
      decimals="INF"
      id="ixv-94095"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000264535_TH_9_Member"
      decimals="INF"
      id="ixv-94096"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:MaterialFundChngTextBlock contextRef="C000264535_ClassMember" id="ixv-20013">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;How has the Fund changed?&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since October 9, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-800-544-8544&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:50%; background-color:#ebf3e9;border-right:2px dashed #368627;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Industrials Portfolio merged into Fidelity Advisor&#xae; Industrials Fund on October 17, 2025.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:50%; background-color:#ebf3e9;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngTextBlock>
    <oef:SummaryOfChngLegendTextBlock contextRef="C000264535_ClassMember" id="ixv-20019">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since October 9, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-800-544-8544&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;</oef:SummaryOfChngLegendTextBlock>
    <oef:UpdProspectusWebAddress contextRef="C000264535_ClassMember" id="ixv-20021">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;</oef:UpdProspectusWebAddress>
    <oef:UpdProspectusPhoneNumber contextRef="C000264535_ClassMember" id="ixv-20024">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-800-544-8544&lt;/span&gt;</oef:UpdProspectusPhoneNumber>
    <oef:UpdProspectusEmailAddress contextRef="C000264535_ClassMember" id="ixv-20028">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;</oef:UpdProspectusEmailAddress>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-20094">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:MaterialFundChngNoticeTextBlock contextRef="C000205006_ClassMember" id="ixv-20098">This report describes changes to the Fund that occurred during the reporting period.</oef:MaterialFundChngNoticeTextBlock>
    <oef:FundName contextRef="C000205006_ClassMember" id="ixv-20109">Fidelity Advisor&#xae; Health Care Fund</oef:FundName>
    <oef:ClassName contextRef="C000205006_ClassMember" id="ixv-20112">Fidelity Advisor&#xae; Health Care Fund Class Z</oef:ClassName>
    <dei:TradingSymbol contextRef="C000205006_ClassMember" id="ixv-20116">FIKCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000205006_ClassMember" id="ixv-20135">This annual shareholder report contains information about Fidelity Advisor&#xae; Health Care Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000205006_ClassMember" id="ixv-20137">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000205006_ClassMember" id="ixv-20142">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000205006_ClassMember" id="ixv-20144">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000205006_ClassMember" id="ixv-20147">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000205006_ClassMember" id="ixv-20150">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000205006_ClassMember" id="ixv-20157">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;68&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.59&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000205006_ClassMember"
      decimals="0"
      id="ixv-94097"
      unitRef="usd">68</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000205006_ClassMember"
      decimals="INF"
      id="ixv-94098"
      unitRef="pure">0.0059</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000205006_ClassMember" id="ixv-20200">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI U.S. IMI Health Care 25/50 Index for the fiscal year, led by biotechnology. Picks in pharmaceuticals and health care services also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our stake in Exact Sciences (+113%). The stock was not held at period end. Not owning Abbott Laboratories, an index component that returned roughly -14%, was a second notable relative contributor. An overweight in BrightSpring Health Services (+193%) also helped. This period we decreased our position in BrightSpring Health Services.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight in pharmaceuticals. Stock selection in health care equipment also hampered the fund's result. Also detracting from our result was an overweight in health care technology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Boston Scientific (-55%). This period we decreased our stake in Boston Scientific. The company was one of the fund's largest holdings this period. A non-index stake in Legend Biotech returned -53% and was the second-largest relative detractor. This period we decreased our stake in Legend Biotech. Another notable relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The company was the fund's 11-th biggest holding this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the life sciences tools &amp;amp; services and pharmaceuticals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000205006_ClassMember" id="ixv-20224">How did the Fund perform over the life of Fund?

 &#160;&#160;
CUMULATIVE PERFORMANCE
October 2, 2018 through July 31, 2026. 
Initial investment of $10,000.
Class Z


$10,000

$9,714


$12,141


$14,709


$13,008


$13,543


$14,506


$13,626


$17,728



MSCI U.S. IMI Health Care 25-50 Index


$10,000

$9,682


$11,598


$14,864


$14,388


$14,767


$16,651


$14,869


$19,107



S&amp;P 500&#xae; Index


$10,000

$10,365


$11,604


$15,833


$15,098


$17,064


$20,843


$24,247


$28,991



&#160;

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000205006_LG_ClassMember_9YR" id="ixv-20243">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class Z&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205006_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-94099"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-94100"
      unitRef="usd">9714</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-94101"
      unitRef="usd">12141</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-94102"
      unitRef="usd">14709</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-94103"
      unitRef="usd">13008</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-94104"
      unitRef="usd">13543</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-94105"
      unitRef="usd">14506</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-94106"
      unitRef="usd">13626</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-94107"
      unitRef="usd">17728</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000205006_LG_1_AdditionalIndexMember_9YR"
      id="ixv-20284">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Health Care 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205006_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94108"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94109"
      unitRef="usd">9682</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94110"
      unitRef="usd">11598</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94111"
      unitRef="usd">14864</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94112"
      unitRef="usd">14388</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94113"
      unitRef="usd">14767</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94114"
      unitRef="usd">16651</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94115"
      unitRef="usd">14869</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94116"
      unitRef="usd">19107</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000205006_LG_2_AdditionalIndexMember_9YR"
      id="ixv-20325">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000205006_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94117"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94118"
      unitRef="usd">10365</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94119"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94120"
      unitRef="usd">15833</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94121"
      unitRef="usd">15098</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94122"
      unitRef="usd">17064</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94123"
      unitRef="usd">20843</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94124"
      unitRef="usd">24247</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000205006_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94125"
      unitRef="usd">28991</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000205006_ClassMember" id="ixv-20412">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

Life of Fund&#160;A


Class Z

30.10%

3.80%

7.58%


MSCI U.S. IMI Health Care 25-50 Index

28.51%


5.15%


8.62%


S&amp;P 500&#xae; Index

19.56%


12.86%


14.56%




A&#160; &#160;From October 2, 2018

&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000205006_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-94126"
      unitRef="pure">0.3010</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205006_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-94127"
      unitRef="pure">0.0380</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205006_NoLoadClassMember_2025-08-01_2026-07-31"
      decimals="INF"
      id="ixv-94128"
      unitRef="pure">0.0758</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205006_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-94129"
      unitRef="pure">0.2851</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205006_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-94130"
      unitRef="pure">0.0515</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205006_0_AdditionalIndexMember_LOC"
      decimals="INF"
      id="ixv-94131"
      unitRef="pure">0.0862</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205006_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-94132"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205006_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-94133"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000205006_1_BBIndexMember_LOC"
      decimals="INF"
      id="ixv-94134"
      unitRef="pure">0.1456</oef:AvgAnnlRtrPct>
    <oef:PerfInceptionDate
      contextRef="C000205006_Perf_2018-10-02_ClassMember"
      id="ixv-20481">2018-10-02</oef:PerfInceptionDate>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000205006_ClassMember" id="ixv-20491">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000205006_ClassMember" id="ixv-20503">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000205006_ClassMember" id="ixv-20507">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000205006_ClassMember" id="ixv-20513">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;3,117,289,219&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;138&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;20,416,822&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;74&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000205006_InstantMember"
      decimals="0"
      id="ixv-94135"
      unitRef="usd">3117289219</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000205006_InstantMember"
      decimals="INF"
      id="ixv-94136"
      unitRef="holding">138</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000205006_ClassMember"
      decimals="0"
      id="ixv-94137"
      unitRef="usd">20416822</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000205006_ClassMember"
      decimals="INF"
      id="ixv-94138"
      unitRef="pure">0.74</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000205006_ClassMember" id="ixv-20588">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

37.8

&#160;


Life Sciences Tools &amp; Services

24.0

&#160;


Pharmaceuticals

23.4

&#160;


Health Care Providers &amp; Services

10.0

&#160;


Health Care Equipment &amp; Supplies

3.4

&#160;


Health Care Technology

0.6

&#160;


Chemicals

0.1

&#160;


Financial Services

0.1

&#160;


&#160;




&#160;
Common Stocks

97.3


Preferred Stocks

2.1


Bonds

0.2


Short-Term Investments and Net Other Assets (Liabilities)

0.4




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 2.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.4


&#160;






United States

91.5


Netherlands

2.9


Denmark

2.0


Belgium

1.3


Canada

0.9


France

0.8


United Kingdom

0.3


Israel

0.2


Australia

0.1


China

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 91.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 2.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

China - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000205006_TI_0_Member"
      decimals="INF"
      id="ixv-94139"
      unitRef="pure">0.378</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TI_1_Member"
      decimals="INF"
      id="ixv-94140"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TI_2_Member"
      decimals="INF"
      id="ixv-94141"
      unitRef="pure">0.234</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TI_3_Member"
      decimals="INF"
      id="ixv-94142"
      unitRef="pure">0.100</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TI_4_Member"
      decimals="INF"
      id="ixv-94143"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TI_5_Member"
      decimals="INF"
      id="ixv-94144"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TI_6_Member"
      decimals="INF"
      id="ixv-94145"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TI_7_Member"
      decimals="INF"
      id="ixv-94146"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-94147"
      unitRef="pure">0.973</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-94148"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_AA_Bonds_Member"
      decimals="INF"
      id="ixv-94149"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-94150"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_US_Member"
      decimals="INF"
      id="ixv-94151"
      unitRef="pure">0.915</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_NL_Member"
      decimals="INF"
      id="ixv-94152"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_DK_Member"
      decimals="INF"
      id="ixv-94153"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_BE_Member"
      decimals="INF"
      id="ixv-94154"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_CA_Member"
      decimals="INF"
      id="ixv-94155"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_FR_Member"
      decimals="INF"
      id="ixv-94156"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_GB_Member"
      decimals="INF"
      id="ixv-94157"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_IL_Member"
      decimals="INF"
      id="ixv-94158"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_AU_Member"
      decimals="INF"
      id="ixv-94159"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_GD_CN_Member"
      decimals="INF"
      id="ixv-94160"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000205006_ClassMember" id="ixv-20923">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Eli Lilly &amp; Co

7.7


&#160;


Danaher Corp

6.8


&#160;


Thermo Fisher Scientific Inc

6.4


&#160;


UnitedHealth Group Inc

4.2


&#160;


Johnson &amp; Johnson

3.8


&#160;


AbbVie Inc

3.6


&#160;


West Pharmaceutical Services Inc

2.1


&#160;


Argenx SE ADR

2.1


&#160;


Merck &amp; Co Inc

2.1


&#160;


Ascendis Pharma A/S

2.0


&#160;


&#160;

40.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000205006_TH_0_Member"
      decimals="INF"
      id="ixv-94161"
      unitRef="pure">0.077</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TH_1_Member"
      decimals="INF"
      id="ixv-94162"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TH_2_Member"
      decimals="INF"
      id="ixv-94163"
      unitRef="pure">0.064</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TH_3_Member"
      decimals="INF"
      id="ixv-94164"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TH_4_Member"
      decimals="INF"
      id="ixv-94165"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TH_5_Member"
      decimals="INF"
      id="ixv-94166"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TH_6_Member"
      decimals="INF"
      id="ixv-94167"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TH_7_Member"
      decimals="INF"
      id="ixv-94168"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TH_8_Member"
      decimals="INF"
      id="ixv-94169"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000205006_TH_9_Member"
      decimals="INF"
      id="ixv-94170"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:MaterialFundChngTextBlock contextRef="C000205006_ClassMember" id="ixv-21048">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;How has the Fund changed?&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:50%; background-color:#ebf3e9;border-right:2px dashed #368627;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes:&lt;/span&gt;&lt;/div&gt;
&lt;ul style="color:#000000;list-style-type:disc;margin:0px 0px 0px 25px;padding:0px;"&gt;&lt;li style="margin:5px 0px 2px 24px;padding:0px 0px 0px 0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Operating expenses&lt;/span&gt;&lt;/li&gt;&lt;/ul&gt;
&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:50%; background-color:#ebf3e9;padding:19px 19px 19px 19px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngTextBlock>
    <oef:SummaryOfChngLegendTextBlock contextRef="C000205006_ClassMember" id="ixv-21054">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;This is a summary of certain changes to the Fund since August 1, 2025. For more complete information, you may review the Fund's next prospectus, which we expect to be available by September 29, 2026 at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or upon request at &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:0px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; or by sending an e-mail to &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;.&lt;/span&gt;</oef:SummaryOfChngLegendTextBlock>
    <oef:UpdProspectusWebAddress contextRef="C000205006_ClassMember" id="ixv-21056">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;fundresearch.fidelity.com/prospectus/sec&lt;/span&gt;</oef:UpdProspectusWebAddress>
    <oef:UpdProspectusPhoneNumber contextRef="C000205006_ClassMember" id="ixv-21059">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;1-877-208-0098&lt;/span&gt;</oef:UpdProspectusPhoneNumber>
    <oef:UpdProspectusEmailAddress contextRef="C000205006_ClassMember" id="ixv-21063">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;fidfunddocuments@fidelity.com&lt;/span&gt;</oef:UpdProspectusEmailAddress>
    <oef:MaterialFundChngExpensesTextBlock contextRef="C000205006_ClassMember" id="ixv-21074">
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes:&lt;/span&gt;&lt;/div&gt;
&lt;ul style="color:#000000;list-style-type:disc;margin:0px 0px 0px 25px;padding:0px;"&gt;&lt;li style="margin:5px 0px 2px 24px;padding:0px 0px 0px 0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Operating expenses&lt;/span&gt;&lt;/li&gt;&lt;/ul&gt;
&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:MaterialFundChngExpensesTextBlock>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-21137">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014562_ClassMember" id="ixv-21149">Fidelity Advisor&#xae; Health Care Fund</oef:FundName>
    <oef:ClassName contextRef="C000014562_ClassMember" id="ixv-21152">Fidelity Advisor&#xae; Health Care Fund Class M</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014562_ClassMember" id="ixv-21156">FACTX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014562_ClassMember" id="ixv-21175">This annual shareholder report contains information about Fidelity Advisor&#xae; Health Care Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014562_ClassMember" id="ixv-21177">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014562_ClassMember" id="ixv-21182">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014562_ClassMember" id="ixv-21184">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014562_ClassMember" id="ixv-21187">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014562_ClassMember" id="ixv-21190">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014562_ClassMember" id="ixv-21197">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;138&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.21&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014562_ClassMember"
      decimals="0"
      id="ixv-94171"
      unitRef="usd">138</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014562_ClassMember"
      decimals="INF"
      id="ixv-94172"
      unitRef="pure">0.0121</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014562_ClassMember" id="ixv-21240">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI U.S. IMI Health Care 25/50 Index for the fiscal year, led by biotechnology. Picks in pharmaceuticals and health care services also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our stake in Exact Sciences (+113%). The stock was not held at period end. Not owning Abbott Laboratories, an index component that returned roughly -14%, was a second notable relative contributor. An overweight in BrightSpring Health Services (+193%) also helped. This period we decreased our position in BrightSpring Health Services.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight in pharmaceuticals. Stock selection in health care equipment also hampered the fund's result. Also detracting from our result was an overweight in health care technology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Boston Scientific (-55%). This period we decreased our stake in Boston Scientific. The company was one of the fund's largest holdings this period. A non-index stake in Legend Biotech returned -53% and was the second-largest relative detractor. This period we decreased our stake in Legend Biotech. Another notable relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The company was the fund's 11-th biggest holding this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the life sciences tools &amp;amp; services and pharmaceuticals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014562_ClassMember" id="ixv-21264">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class M


$9,650

$10,536


$12,587


$12,915


$16,039


$19,309


$16,969


$17,554


$18,683


$17,443


$22,550



MSCI U.S. IMI Health Care 25-50 Index


$10,000

$10,935


$12,626


$13,117


$15,713


$20,138


$19,492


$20,006


$22,558


$20,144


$25,886



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014562_LG_ClassMember_11YR" id="ixv-21285">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class M&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-94173"
      unitRef="usd">9650</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-94174"
      unitRef="usd">10536</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-94175"
      unitRef="usd">12587</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-94176"
      unitRef="usd">12915</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-94177"
      unitRef="usd">16039</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-94178"
      unitRef="usd">19309</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-94179"
      unitRef="usd">16969</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-94180"
      unitRef="usd">17554</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-94181"
      unitRef="usd">18683</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-94182"
      unitRef="usd">17443</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-94183"
      unitRef="usd">22550</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014562_LG_1_AdditionalIndexMember_11YR"
      id="ixv-21334">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Health Care 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-94184"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-94185"
      unitRef="usd">10935</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94186"
      unitRef="usd">12626</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94187"
      unitRef="usd">13117</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94188"
      unitRef="usd">15713</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94189"
      unitRef="usd">20138</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94190"
      unitRef="usd">19492</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94191"
      unitRef="usd">20006</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94192"
      unitRef="usd">22558</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94193"
      unitRef="usd">20144</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94194"
      unitRef="usd">25886</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014562_LG_2_AdditionalIndexMember_11YR"
      id="ixv-21383">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-94195"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-94196"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94197"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94198"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94199"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94200"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94201"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94202"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94203"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94204"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014562_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94205"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014562_ClassMember" id="ixv-21484">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class M (incl. 3.50% sales charge) &#160;

24.76%

2.42%


8.47%


Class M (without 3.50% sales charge)

29.28%

3.15%

8.86%


MSCI U.S. IMI Health Care 25-50 Index

28.51%


5.15%


9.98%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_ClassMember_1YR"
      decimals="INF"
      id="ixv-94206"
      unitRef="pure">0.2476</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_ClassMember_5YR"
      decimals="INF"
      id="ixv-94207"
      unitRef="pure">0.0242</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_ClassMember_10YR"
      decimals="INF"
      id="ixv-94208"
      unitRef="pure">0.0847</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-94209"
      unitRef="pure">0.2928</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-94210"
      unitRef="pure">0.0315</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-94211"
      unitRef="pure">0.0886</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-94212"
      unitRef="pure">0.2851</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-94213"
      unitRef="pure">0.0515</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-94214"
      unitRef="pure">0.0998</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-94215"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-94216"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014562_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-94217"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014562_ClassMember" id="ixv-21569">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014562_ClassMember" id="ixv-21581">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014562_ClassMember" id="ixv-21585">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014562_ClassMember" id="ixv-21591">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;3,117,289,219&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;138&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;20,416,822&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;74&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014562_InstantMember"
      decimals="0"
      id="ixv-94218"
      unitRef="usd">3117289219</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014562_InstantMember"
      decimals="INF"
      id="ixv-94219"
      unitRef="holding">138</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014562_ClassMember"
      decimals="0"
      id="ixv-94220"
      unitRef="usd">20416822</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014562_ClassMember"
      decimals="INF"
      id="ixv-94221"
      unitRef="pure">0.74</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014562_ClassMember" id="ixv-21666">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

37.8

&#160;


Life Sciences Tools &amp; Services

24.0

&#160;


Pharmaceuticals

23.4

&#160;


Health Care Providers &amp; Services

10.0

&#160;


Health Care Equipment &amp; Supplies

3.4

&#160;


Health Care Technology

0.6

&#160;


Chemicals

0.1

&#160;


Financial Services

0.1

&#160;


&#160;




&#160;
Common Stocks

97.3


Preferred Stocks

2.1


Bonds

0.2


Short-Term Investments and Net Other Assets (Liabilities)

0.4




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 2.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.4


&#160;






United States

91.5


Netherlands

2.9


Denmark

2.0


Belgium

1.3


Canada

0.9


France

0.8


United Kingdom

0.3


Israel

0.2


Australia

0.1


China

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 91.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 2.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

China - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014562_TI_0_Member"
      decimals="INF"
      id="ixv-94222"
      unitRef="pure">0.378</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TI_1_Member"
      decimals="INF"
      id="ixv-94223"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TI_2_Member"
      decimals="INF"
      id="ixv-94224"
      unitRef="pure">0.234</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TI_3_Member"
      decimals="INF"
      id="ixv-94225"
      unitRef="pure">0.100</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TI_4_Member"
      decimals="INF"
      id="ixv-94226"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TI_5_Member"
      decimals="INF"
      id="ixv-94227"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TI_6_Member"
      decimals="INF"
      id="ixv-94228"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TI_7_Member"
      decimals="INF"
      id="ixv-94229"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-94230"
      unitRef="pure">0.973</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-94231"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_AA_Bonds_Member"
      decimals="INF"
      id="ixv-94232"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-94233"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_US_Member"
      decimals="INF"
      id="ixv-94234"
      unitRef="pure">0.915</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_NL_Member"
      decimals="INF"
      id="ixv-94235"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_DK_Member"
      decimals="INF"
      id="ixv-94236"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_BE_Member"
      decimals="INF"
      id="ixv-94237"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_CA_Member"
      decimals="INF"
      id="ixv-94238"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_FR_Member"
      decimals="INF"
      id="ixv-94239"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_GB_Member"
      decimals="INF"
      id="ixv-94240"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_IL_Member"
      decimals="INF"
      id="ixv-94241"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_AU_Member"
      decimals="INF"
      id="ixv-94242"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_GD_CN_Member"
      decimals="INF"
      id="ixv-94243"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014562_ClassMember" id="ixv-22001">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Eli Lilly &amp; Co

7.7


&#160;


Danaher Corp

6.8


&#160;


Thermo Fisher Scientific Inc

6.4


&#160;


UnitedHealth Group Inc

4.2


&#160;


Johnson &amp; Johnson

3.8


&#160;


AbbVie Inc

3.6


&#160;


West Pharmaceutical Services Inc

2.1


&#160;


Argenx SE ADR

2.1


&#160;


Merck &amp; Co Inc

2.1


&#160;


Ascendis Pharma A/S

2.0


&#160;


&#160;

40.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014562_TH_0_Member"
      decimals="INF"
      id="ixv-94244"
      unitRef="pure">0.077</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TH_1_Member"
      decimals="INF"
      id="ixv-94245"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TH_2_Member"
      decimals="INF"
      id="ixv-94246"
      unitRef="pure">0.064</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TH_3_Member"
      decimals="INF"
      id="ixv-94247"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TH_4_Member"
      decimals="INF"
      id="ixv-94248"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TH_5_Member"
      decimals="INF"
      id="ixv-94249"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TH_6_Member"
      decimals="INF"
      id="ixv-94250"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TH_7_Member"
      decimals="INF"
      id="ixv-94251"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TH_8_Member"
      decimals="INF"
      id="ixv-94252"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014562_TH_9_Member"
      decimals="INF"
      id="ixv-94253"
      unitRef="pure">0.020</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-22172">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014563_ClassMember" id="ixv-22184">Fidelity Advisor&#xae; Health Care Fund</oef:FundName>
    <oef:ClassName contextRef="C000014563_ClassMember" id="ixv-22187">Fidelity Advisor&#xae; Health Care Fund Class I</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014563_ClassMember" id="ixv-22191">FHCIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014563_ClassMember" id="ixv-22210">This annual shareholder report contains information about Fidelity Advisor&#xae; Health Care Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014563_ClassMember" id="ixv-22212">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014563_ClassMember" id="ixv-22217">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014563_ClassMember" id="ixv-22219">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014563_ClassMember" id="ixv-22222">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014563_ClassMember" id="ixv-22225">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014563_ClassMember" id="ixv-22232">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;81&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.70&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014563_ClassMember"
      decimals="0"
      id="ixv-94254"
      unitRef="usd">81</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014563_ClassMember"
      decimals="INF"
      id="ixv-94255"
      unitRef="pure">0.0070</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014563_ClassMember" id="ixv-22275">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI U.S. IMI Health Care 25/50 Index for the fiscal year, led by biotechnology. Picks in pharmaceuticals and health care services also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our stake in Exact Sciences (+113%). The stock was not held at period end. Not owning Abbott Laboratories, an index component that returned roughly -14%, was a second notable relative contributor. An overweight in BrightSpring Health Services (+193%) also helped. This period we decreased our position in BrightSpring Health Services.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight in pharmaceuticals. Stock selection in health care equipment also hampered the fund's result. Also detracting from our result was an overweight in health care technology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Boston Scientific (-55%). This period we decreased our stake in Boston Scientific. The company was one of the fund's largest holdings this period. A non-index stake in Legend Biotech returned -53% and was the second-largest relative detractor. This period we decreased our stake in Legend Biotech. Another notable relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The company was the fund's 11-th biggest holding this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the life sciences tools &amp;amp; services and pharmaceuticals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014563_ClassMember" id="ixv-22299">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class I


$10,000

$10,978


$13,184


$13,599


$16,977


$20,543


$18,144


$18,866


$20,182


$18,937


$24,605



MSCI U.S. IMI Health Care 25-50 Index


$10,000

$10,935


$12,626


$13,117


$15,713


$20,138


$19,492


$20,006


$22,558


$20,144


$25,886



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014563_LG_ClassMember_11YR" id="ixv-22318">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class I&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-94256"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-94257"
      unitRef="usd">10978</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-94258"
      unitRef="usd">13184</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-94259"
      unitRef="usd">13599</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-94260"
      unitRef="usd">16977</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-94261"
      unitRef="usd">20543</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-94262"
      unitRef="usd">18144</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-94263"
      unitRef="usd">18866</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-94264"
      unitRef="usd">20182</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-94265"
      unitRef="usd">18937</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-94266"
      unitRef="usd">24605</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014563_LG_1_AdditionalIndexMember_11YR"
      id="ixv-22367">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Health Care 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-94267"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-94268"
      unitRef="usd">10935</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94269"
      unitRef="usd">12626</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94270"
      unitRef="usd">13117</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94271"
      unitRef="usd">15713</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94272"
      unitRef="usd">20138</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94273"
      unitRef="usd">19492</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94274"
      unitRef="usd">20006</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94275"
      unitRef="usd">22558</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94276"
      unitRef="usd">20144</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94277"
      unitRef="usd">25886</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014563_LG_2_AdditionalIndexMember_11YR"
      id="ixv-22416">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-94278"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-94279"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94280"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94281"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94282"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94283"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94284"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94285"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94286"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94287"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014563_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94288"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014563_ClassMember" id="ixv-22517">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class I

29.93%

3.67%

9.42%


MSCI U.S. IMI Health Care 25-50 Index

28.51%


5.15%


9.98%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014563_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-94289"
      unitRef="pure">0.2993</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014563_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-94290"
      unitRef="pure">0.0367</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014563_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-94291"
      unitRef="pure">0.0942</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014563_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-94292"
      unitRef="pure">0.2851</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014563_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-94293"
      unitRef="pure">0.0515</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014563_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-94294"
      unitRef="pure">0.0998</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014563_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-94295"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014563_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-94296"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014563_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-94297"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014563_ClassMember" id="ixv-22587">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014563_ClassMember" id="ixv-22599">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014563_ClassMember" id="ixv-22603">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014563_ClassMember" id="ixv-22609">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;3,117,289,219&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;138&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;20,416,822&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;74&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014563_InstantMember"
      decimals="0"
      id="ixv-94298"
      unitRef="usd">3117289219</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014563_InstantMember"
      decimals="INF"
      id="ixv-94299"
      unitRef="holding">138</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014563_ClassMember"
      decimals="0"
      id="ixv-94300"
      unitRef="usd">20416822</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014563_ClassMember"
      decimals="INF"
      id="ixv-94301"
      unitRef="pure">0.74</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014563_ClassMember" id="ixv-22684">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

37.8

&#160;


Life Sciences Tools &amp; Services

24.0

&#160;


Pharmaceuticals

23.4

&#160;


Health Care Providers &amp; Services

10.0

&#160;


Health Care Equipment &amp; Supplies

3.4

&#160;


Health Care Technology

0.6

&#160;


Chemicals

0.1

&#160;


Financial Services

0.1

&#160;


&#160;




&#160;
Common Stocks

97.3


Preferred Stocks

2.1


Bonds

0.2


Short-Term Investments and Net Other Assets (Liabilities)

0.4




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 2.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.4


&#160;






United States

91.5


Netherlands

2.9


Denmark

2.0


Belgium

1.3


Canada

0.9


France

0.8


United Kingdom

0.3


Israel

0.2


Australia

0.1


China

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 91.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 2.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

China - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014563_TI_0_Member"
      decimals="INF"
      id="ixv-94302"
      unitRef="pure">0.378</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TI_1_Member"
      decimals="INF"
      id="ixv-94303"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TI_2_Member"
      decimals="INF"
      id="ixv-94304"
      unitRef="pure">0.234</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TI_3_Member"
      decimals="INF"
      id="ixv-94305"
      unitRef="pure">0.100</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TI_4_Member"
      decimals="INF"
      id="ixv-94306"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TI_5_Member"
      decimals="INF"
      id="ixv-94307"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TI_6_Member"
      decimals="INF"
      id="ixv-94308"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TI_7_Member"
      decimals="INF"
      id="ixv-94309"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-94310"
      unitRef="pure">0.973</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-94311"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_AA_Bonds_Member"
      decimals="INF"
      id="ixv-94312"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-94313"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_US_Member"
      decimals="INF"
      id="ixv-94314"
      unitRef="pure">0.915</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_NL_Member"
      decimals="INF"
      id="ixv-94315"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_DK_Member"
      decimals="INF"
      id="ixv-94316"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_BE_Member"
      decimals="INF"
      id="ixv-94317"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_CA_Member"
      decimals="INF"
      id="ixv-94318"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_FR_Member"
      decimals="INF"
      id="ixv-94319"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_GB_Member"
      decimals="INF"
      id="ixv-94320"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_IL_Member"
      decimals="INF"
      id="ixv-94321"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_AU_Member"
      decimals="INF"
      id="ixv-94322"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_GD_CN_Member"
      decimals="INF"
      id="ixv-94323"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014563_ClassMember" id="ixv-23019">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Eli Lilly &amp; Co

7.7


&#160;


Danaher Corp

6.8


&#160;


Thermo Fisher Scientific Inc

6.4


&#160;


UnitedHealth Group Inc

4.2


&#160;


Johnson &amp; Johnson

3.8


&#160;


AbbVie Inc

3.6


&#160;


West Pharmaceutical Services Inc

2.1


&#160;


Argenx SE ADR

2.1


&#160;


Merck &amp; Co Inc

2.1


&#160;


Ascendis Pharma A/S

2.0


&#160;


&#160;

40.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014563_TH_0_Member"
      decimals="INF"
      id="ixv-94324"
      unitRef="pure">0.077</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TH_1_Member"
      decimals="INF"
      id="ixv-94325"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TH_2_Member"
      decimals="INF"
      id="ixv-94326"
      unitRef="pure">0.064</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TH_3_Member"
      decimals="INF"
      id="ixv-94327"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TH_4_Member"
      decimals="INF"
      id="ixv-94328"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TH_5_Member"
      decimals="INF"
      id="ixv-94329"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TH_6_Member"
      decimals="INF"
      id="ixv-94330"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TH_7_Member"
      decimals="INF"
      id="ixv-94331"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TH_8_Member"
      decimals="INF"
      id="ixv-94332"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014563_TH_9_Member"
      decimals="INF"
      id="ixv-94333"
      unitRef="pure">0.020</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-23190">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014561_ClassMember" id="ixv-23202">Fidelity Advisor&#xae; Health Care Fund</oef:FundName>
    <oef:ClassName contextRef="C000014561_ClassMember" id="ixv-23205">Fidelity Advisor&#xae; Health Care Fund Class C</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014561_ClassMember" id="ixv-23209">FHCCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014561_ClassMember" id="ixv-23228">This annual shareholder report contains information about Fidelity Advisor&#xae; Health Care Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014561_ClassMember" id="ixv-23230">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014561_ClassMember" id="ixv-23235">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014561_ClassMember" id="ixv-23237">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014561_ClassMember" id="ixv-23240">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014561_ClassMember" id="ixv-23243">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014561_ClassMember" id="ixv-23250">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;195&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;1.70&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014561_ClassMember"
      decimals="0"
      id="ixv-94334"
      unitRef="usd">195</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014561_ClassMember"
      decimals="INF"
      id="ixv-94335"
      unitRef="pure">0.0170</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014561_ClassMember" id="ixv-23293">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI U.S. IMI Health Care 25/50 Index for the fiscal year, led by biotechnology. Picks in pharmaceuticals and health care services also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our stake in Exact Sciences (+113%). The stock was not held at period end. Not owning Abbott Laboratories, an index component that returned roughly -14%, was a second notable relative contributor. An overweight in BrightSpring Health Services (+193%) also helped. This period we decreased our position in BrightSpring Health Services.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight in pharmaceuticals. Stock selection in health care equipment also hampered the fund's result. Also detracting from our result was an overweight in health care technology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Boston Scientific (-55%). This period we decreased our stake in Boston Scientific. The company was one of the fund's largest holdings this period. A non-index stake in Legend Biotech returned -53% and was the second-largest relative detractor. This period we decreased our stake in Legend Biotech. Another notable relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The company was the fund's 11-th biggest holding this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the life sciences tools &amp;amp; services and pharmaceuticals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014561_ClassMember" id="ixv-23317">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000.
Class C


$10,000

$10,868


$12,921


$13,193


$16,304


$19,529


$17,076


$17,576


$18,613


$17,422


$22,582



MSCI U.S. IMI Health Care 25-50 Index


$10,000

$10,935


$12,626


$13,117


$15,713


$20,138


$19,492


$20,006


$22,558


$20,144


$25,886



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014561_LG_ClassMember_11YR" id="ixv-23336">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class C&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-94336"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-94337"
      unitRef="usd">10868</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-94338"
      unitRef="usd">12921</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-94339"
      unitRef="usd">13193</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-94340"
      unitRef="usd">16304</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-94341"
      unitRef="usd">19529</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-94342"
      unitRef="usd">17076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-94343"
      unitRef="usd">17576</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-94344"
      unitRef="usd">18613</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-94345"
      unitRef="usd">17422</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-94346"
      unitRef="usd">22582</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014561_LG_1_AdditionalIndexMember_11YR"
      id="ixv-23385">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Health Care 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-94347"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-94348"
      unitRef="usd">10935</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94349"
      unitRef="usd">12626</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94350"
      unitRef="usd">13117</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94351"
      unitRef="usd">15713</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94352"
      unitRef="usd">20138</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94353"
      unitRef="usd">19492</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94354"
      unitRef="usd">20006</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94355"
      unitRef="usd">22558</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94356"
      unitRef="usd">20144</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94357"
      unitRef="usd">25886</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014561_LG_2_AdditionalIndexMember_11YR"
      id="ixv-23434">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-94358"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-94359"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94360"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94361"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94362"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94363"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94364"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94365"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94366"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94367"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014561_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94368"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014561_ClassMember" id="ixv-23535">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class C &#160;(incl. contingent deferred sales charge)

27.64%

2.64%


8.49%


Class C

28.64%

2.64%

8.49%


MSCI U.S. IMI Health Care 25-50 Index

28.51%


5.15%


9.98%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_ClassMember_1YR"
      decimals="INF"
      id="ixv-94369"
      unitRef="pure">0.2764</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_ClassMember_5YR"
      decimals="INF"
      id="ixv-94370"
      unitRef="pure">0.0264</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_ClassMember_10YR"
      decimals="INF"
      id="ixv-94371"
      unitRef="pure">0.0849</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-94372"
      unitRef="pure">0.2864</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-94373"
      unitRef="pure">0.0264</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-94374"
      unitRef="pure">0.0849</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-94375"
      unitRef="pure">0.2851</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-94376"
      unitRef="pure">0.0515</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-94377"
      unitRef="pure">0.0998</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-94378"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-94379"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014561_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-94380"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014561_ClassMember" id="ixv-23621">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014561_ClassMember" id="ixv-23633">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014561_ClassMember" id="ixv-23637">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014561_ClassMember" id="ixv-23643">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;3,117,289,219&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;138&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;20,416,822&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;74&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014561_InstantMember"
      decimals="0"
      id="ixv-94381"
      unitRef="usd">3117289219</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014561_InstantMember"
      decimals="INF"
      id="ixv-94382"
      unitRef="holding">138</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014561_ClassMember"
      decimals="0"
      id="ixv-94383"
      unitRef="usd">20416822</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014561_ClassMember"
      decimals="INF"
      id="ixv-94384"
      unitRef="pure">0.74</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014561_ClassMember" id="ixv-23718">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

37.8

&#160;


Life Sciences Tools &amp; Services

24.0

&#160;


Pharmaceuticals

23.4

&#160;


Health Care Providers &amp; Services

10.0

&#160;


Health Care Equipment &amp; Supplies

3.4

&#160;


Health Care Technology

0.6

&#160;


Chemicals

0.1

&#160;


Financial Services

0.1

&#160;


&#160;




&#160;
Common Stocks

97.3


Preferred Stocks

2.1


Bonds

0.2


Short-Term Investments and Net Other Assets (Liabilities)

0.4




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 2.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.4


&#160;






United States

91.5


Netherlands

2.9


Denmark

2.0


Belgium

1.3


Canada

0.9


France

0.8


United Kingdom

0.3


Israel

0.2


Australia

0.1


China

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 91.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 2.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

China - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014561_TI_0_Member"
      decimals="INF"
      id="ixv-94385"
      unitRef="pure">0.378</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TI_1_Member"
      decimals="INF"
      id="ixv-94386"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TI_2_Member"
      decimals="INF"
      id="ixv-94387"
      unitRef="pure">0.234</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TI_3_Member"
      decimals="INF"
      id="ixv-94388"
      unitRef="pure">0.100</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TI_4_Member"
      decimals="INF"
      id="ixv-94389"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TI_5_Member"
      decimals="INF"
      id="ixv-94390"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TI_6_Member"
      decimals="INF"
      id="ixv-94391"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TI_7_Member"
      decimals="INF"
      id="ixv-94392"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-94393"
      unitRef="pure">0.973</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-94394"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_AA_Bonds_Member"
      decimals="INF"
      id="ixv-94395"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-94396"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_US_Member"
      decimals="INF"
      id="ixv-94397"
      unitRef="pure">0.915</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_NL_Member"
      decimals="INF"
      id="ixv-94398"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_DK_Member"
      decimals="INF"
      id="ixv-94399"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_BE_Member"
      decimals="INF"
      id="ixv-94400"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_CA_Member"
      decimals="INF"
      id="ixv-94401"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_FR_Member"
      decimals="INF"
      id="ixv-94402"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_GB_Member"
      decimals="INF"
      id="ixv-94403"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_IL_Member"
      decimals="INF"
      id="ixv-94404"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_AU_Member"
      decimals="INF"
      id="ixv-94405"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_GD_CN_Member"
      decimals="INF"
      id="ixv-94406"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014561_ClassMember" id="ixv-24053">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Eli Lilly &amp; Co

7.7


&#160;


Danaher Corp

6.8


&#160;


Thermo Fisher Scientific Inc

6.4


&#160;


UnitedHealth Group Inc

4.2


&#160;


Johnson &amp; Johnson

3.8


&#160;


AbbVie Inc

3.6


&#160;


West Pharmaceutical Services Inc

2.1


&#160;


Argenx SE ADR

2.1


&#160;


Merck &amp; Co Inc

2.1


&#160;


Ascendis Pharma A/S

2.0


&#160;


&#160;

40.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014561_TH_0_Member"
      decimals="INF"
      id="ixv-94407"
      unitRef="pure">0.077</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TH_1_Member"
      decimals="INF"
      id="ixv-94408"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TH_2_Member"
      decimals="INF"
      id="ixv-94409"
      unitRef="pure">0.064</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TH_3_Member"
      decimals="INF"
      id="ixv-94410"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TH_4_Member"
      decimals="INF"
      id="ixv-94411"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TH_5_Member"
      decimals="INF"
      id="ixv-94412"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TH_6_Member"
      decimals="INF"
      id="ixv-94413"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TH_7_Member"
      decimals="INF"
      id="ixv-94414"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TH_8_Member"
      decimals="INF"
      id="ixv-94415"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014561_TH_9_Member"
      decimals="INF"
      id="ixv-94416"
      unitRef="pure">0.020</oef:PctOfNav>
    <dei:DocumentPeriodEndDate contextRef="Trust" id="ixv-24224">2026-07-31</dei:DocumentPeriodEndDate>
    <oef:FundName contextRef="C000014559_ClassMember" id="ixv-24236">Fidelity Advisor&#xae; Health Care Fund</oef:FundName>
    <oef:ClassName contextRef="C000014559_ClassMember" id="ixv-24239">Fidelity Advisor&#xae; Health Care Fund Class A</oef:ClassName>
    <dei:TradingSymbol contextRef="C000014559_ClassMember" id="ixv-24243">FACDX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock contextRef="C000014559_ClassMember" id="ixv-24262">This annual shareholder report contains information about Fidelity Advisor&#xae; Health Care Fund for the period August 1, 2025 to July 31, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual contextRef="C000014559_ClassMember" id="ixv-24264">annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock contextRef="C000014559_ClassMember" id="ixv-24269">You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to fidfunddocuments@fidelity.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite contextRef="C000014559_ClassMember" id="ixv-24271">fundresearch.fidelity.com/prospectus/sec</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber contextRef="C000014559_ClassMember" id="ixv-24274">1-877-208-0098</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail contextRef="C000014559_ClassMember" id="ixv-24277">fidfunddocuments@fidelity.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock contextRef="C000014559_ClassMember" id="ixv-24284">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What were your Fund costs for the last year?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(based on hypothetical $10,000 investment)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;FUND COST (PREVIOUS YEAR)&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;border-style:none;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:51%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs of a $10,000 investment&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; background-color:#dfe0e4;border:1px solid #dfe0e4;padding:0px 0px 0px 0px;" valign="bottom"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;Costs paid as a percentage of a $10,000 investment &lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:51%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:21%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;110&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:27%; border-bottom:1px solid #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:center;text-align-last:auto;"&gt;0.96&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:1%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="C000014559_ClassMember"
      decimals="0"
      id="ixv-94417"
      unitRef="usd">110</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="C000014559_ClassMember"
      decimals="INF"
      id="ixv-94418"
      unitRef="pure">0.0096</oef:ExpenseRatioPct>
    <oef:FactorsAffectingPerfTextBlock contextRef="C000014559_ClassMember" id="ixv-24327">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;What affected the Fund's performance this period?&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;U.S. stocks achieved a strong gain for the 12 months ending July 31, 2026, reflecting enthusiasm for artificial intelligence, strong corporate fundamentals, a resilient economy and, beginning in September, the Federal Reserve's first interest-rate reductions since December 2024.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Against this backdrop, security selection was the primary contributor to the fund's performance versus the MSCI U.S. IMI Health Care 25/50 Index for the fiscal year, led by biotechnology. Picks in pharmaceuticals and health care services also boosted the fund's relative performance.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The top individual relative contributor was our stake in Exact Sciences (+113%). The stock was not held at period end. Not owning Abbott Laboratories, an index component that returned roughly -14%, was a second notable relative contributor. An overweight in BrightSpring Health Services (+193%) also helped. This period we decreased our position in BrightSpring Health Services.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;In contrast, the primary detractor from performance versus the sector index was an underweight in pharmaceuticals. Stock selection in health care equipment also hampered the fund's result. Also detracting from our result was an overweight in health care technology.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;The largest individual relative detractor was an overweight in Boston Scientific (-55%). This period we decreased our stake in Boston Scientific. The company was one of the fund's largest holdings this period. A non-index stake in Legend Biotech returned -53% and was the second-largest relative detractor. This period we decreased our stake in Legend Biotech. Another notable relative detractor was an overweight in Alnylam Pharmaceuticals (-48%). The company was the fund's 11-th biggest holding this period.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;text-indent:-24px;margin-bottom:2px;margin-left:24px;margin-top:5px;margin-right:0px;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:normal;"&gt;&#x2022;&lt;span style="padding-right:10px"&gt;&lt;/span&gt;Notable changes in positioning include increased exposure to the life sciences tools &amp;amp; services and pharmaceuticals industries.&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:FactorsAffectingPerfTextBlock>
    <oef:LineGraphTableTextBlock contextRef="C000014559_ClassMember" id="ixv-24351">How did the Fund perform over the past 10 years?

 &#160;&#160;
CUMULATIVE PERFORMANCE
July 31, 2016 through July 31, 2026. 
Initial investment of $10,000&#160;and the current sales charge was paid.
Class A


$9,425

$10,317


$12,361


$12,716


$15,831


$19,108


$16,833


$17,459


$18,625


$17,433


$22,597



MSCI U.S. IMI Health Care 25-50 Index


$10,000

$10,935


$12,626


$13,117


$15,713


$20,138


$19,492


$20,006


$22,558


$20,144


$25,886



S&amp;P 500&#xae; Index


$10,000

$11,604


$13,489


$14,566


$16,308


$22,251


$21,219


$23,980


$29,292


$34,076


$40,742



&#160;

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026









&#160;
</oef:LineGraphTableTextBlock>
    <oef:LineGraphAndTableMeasureName contextRef="C000014559_LG_ClassMember_11YR" id="ixv-24372">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;Class A&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2016"
      decimals="0"
      id="ixv-94419"
      unitRef="usd">9425</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2017"
      decimals="0"
      id="ixv-94420"
      unitRef="usd">10317</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2018"
      decimals="0"
      id="ixv-94421"
      unitRef="usd">12361</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2019"
      decimals="0"
      id="ixv-94422"
      unitRef="usd">12716</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2020"
      decimals="0"
      id="ixv-94423"
      unitRef="usd">15831</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2021"
      decimals="0"
      id="ixv-94424"
      unitRef="usd">19108</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2022"
      decimals="0"
      id="ixv-94425"
      unitRef="usd">16833</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2023"
      decimals="0"
      id="ixv-94426"
      unitRef="usd">17459</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2024"
      decimals="0"
      id="ixv-94427"
      unitRef="usd">18625</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2025"
      decimals="0"
      id="ixv-94428"
      unitRef="usd">17433</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_ClassMember_AsOf_2026"
      decimals="0"
      id="ixv-94429"
      unitRef="usd">22597</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014559_LG_1_AdditionalIndexMember_11YR"
      id="ixv-24421">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;MSCI U.S. IMI Health Care 25-50 Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-94430"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-94431"
      unitRef="usd">10935</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94432"
      unitRef="usd">12626</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94433"
      unitRef="usd">13117</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94434"
      unitRef="usd">15713</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94435"
      unitRef="usd">20138</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94436"
      unitRef="usd">19492</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94437"
      unitRef="usd">20006</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94438"
      unitRef="usd">22558</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94439"
      unitRef="usd">20144</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_1_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94440"
      unitRef="usd">25886</oef:AccmVal>
    <oef:LineGraphAndTableMeasureName
      contextRef="C000014559_LG_2_AdditionalIndexMember_11YR"
      id="ixv-24470">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;"&gt;S&amp;amp;P 500&#xae; Index&lt;/span&gt;</oef:LineGraphAndTableMeasureName>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2016"
      decimals="0"
      id="ixv-94441"
      unitRef="usd">10000</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2017"
      decimals="0"
      id="ixv-94442"
      unitRef="usd">11604</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2018"
      decimals="0"
      id="ixv-94443"
      unitRef="usd">13489</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2019"
      decimals="0"
      id="ixv-94444"
      unitRef="usd">14566</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2020"
      decimals="0"
      id="ixv-94445"
      unitRef="usd">16308</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2021"
      decimals="0"
      id="ixv-94446"
      unitRef="usd">22251</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2022"
      decimals="0"
      id="ixv-94447"
      unitRef="usd">21219</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2023"
      decimals="0"
      id="ixv-94448"
      unitRef="usd">23980</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2024"
      decimals="0"
      id="ixv-94449"
      unitRef="usd">29292</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2025"
      decimals="0"
      id="ixv-94450"
      unitRef="usd">34076</oef:AccmVal>
    <oef:AccmVal
      contextRef="C000014559_2_AdditionalIndexMember_AsOf_2026"
      decimals="0"
      id="ixv-94451"
      unitRef="usd">40742</oef:AccmVal>
    <oef:AvgAnnlRtrTableTextBlock contextRef="C000014559_ClassMember" id="ixv-24571">AVERAGE ANNUAL TOTAL RETURNS:

&#160;

1 Year

5 Year

10 Year


Class A (incl. 5.75% sales charge) &#160;

22.17%

2.19%


8.49%


Class A (without 5.75% sales charge)

29.62%

3.41%

9.14%


MSCI U.S. IMI Health Care 25-50 Index

28.51%


5.15%


9.98%


S&amp;P 500&#xae; Index

19.56%


12.86%


15.08%




&#160;
&#160;
Visit institutional.fidelity.com for more recent performance information.&#160;

&#160;


The Fund's past performance is not a good predictor of the Fund's future performance. &#160;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.





</oef:AvgAnnlRtrTableTextBlock>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_ClassMember_1YR"
      decimals="INF"
      id="ixv-94452"
      unitRef="pure">0.2217</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_ClassMember_5YR"
      decimals="INF"
      id="ixv-94453"
      unitRef="pure">0.0219</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_ClassMember_10YR"
      decimals="INF"
      id="ixv-94454"
      unitRef="pure">0.0849</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_NoLoadClassMember_1YR"
      decimals="INF"
      id="ixv-94455"
      unitRef="pure">0.2962</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_NoLoadClassMember_5YR"
      decimals="INF"
      id="ixv-94456"
      unitRef="pure">0.0341</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_NoLoadClassMember_10YR"
      decimals="INF"
      id="ixv-94457"
      unitRef="pure">0.0914</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_0_AdditionalIndexMember_1YR"
      decimals="INF"
      id="ixv-94458"
      unitRef="pure">0.2851</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_0_AdditionalIndexMember_5YR"
      decimals="INF"
      id="ixv-94459"
      unitRef="pure">0.0515</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_0_AdditionalIndexMember_10YR"
      decimals="INF"
      id="ixv-94460"
      unitRef="pure">0.0998</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_1_BBIndexMember_1YR"
      decimals="INF"
      id="ixv-94461"
      unitRef="pure">0.1956</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_1_BBIndexMember_5YR"
      decimals="INF"
      id="ixv-94462"
      unitRef="pure">0.1286</oef:AvgAnnlRtrPct>
    <oef:AvgAnnlRtrPct
      contextRef="C000014559_1_BBIndexMember_10YR"
      decimals="INF"
      id="ixv-94463"
      unitRef="pure">0.1508</oef:AvgAnnlRtrPct>
    <oef:UpdPerfInfoLocationTextBlock contextRef="C000014559_ClassMember" id="ixv-24656">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Visit &lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt;institutional.fidelity.com&lt;/span&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt; for more recent performance information.&lt;/span&gt;</oef:UpdPerfInfoLocationTextBlock>
    <oef:PerformancePastDoesNotIndicateFuture contextRef="C000014559_ClassMember" id="ixv-24668">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;"&gt;The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span&gt;</oef:PerformancePastDoesNotIndicateFuture>
    <oef:NoDeductionOfTaxesTextBlock contextRef="C000014559_ClassMember" id="ixv-24672">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.&lt;/span&gt;</oef:NoDeductionOfTaxesTextBlock>
    <oef:AddlFundStatisticsTextBlock contextRef="C000014559_ClassMember" id="ixv-24678">&lt;span style="font-family:'Fidelity Sans';font-size:16px;color:#368627;font-style:normal;font-weight:bold;"&gt;Key Fund Statistics&lt;/span&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;(as of July 31, 2026)&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&lt;span style="font-size:11px;"&gt;&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;table cellpadding="0" cellspacing="1" style="border-collapse:separate;border-style:none;margin:auto;" width="100%"&gt;&lt;tr&gt;&lt;td style="width:63%; " valign="top"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:12px;color:#000000;font-style:normal;font-weight:bold;"&gt;KEY FACTS&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;"&gt; &lt;span&gt;&#160;&lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:12px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Fund Size&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;3,117,289,219&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Number of Holdings&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;138&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Total Advisory Fee&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;$&lt;/span&gt;20,416,822&lt;/div&gt;
&lt;div style="text-align:right;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="middle"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;&lt;td style="width:63%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;Portfolio Turnover&lt;/span&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:32%; border-bottom:1px dashed #000000;padding:0px 0px 0px 0px;" valign="middle"&gt;&lt;div style="text-align:right;text-align-last:auto;"&gt;74&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;"&gt;%&lt;/span&gt;&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;td style="width:5%; " valign="top"&gt;&lt;span style="line-height:11px;"&gt;&#160;&lt;/span&gt;&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;
&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/div&gt;
&lt;div style="text-align:left;text-align-last:auto;"&gt;&lt;/div&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="C000014559_InstantMember"
      decimals="0"
      id="ixv-94464"
      unitRef="usd">3117289219</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="C000014559_InstantMember"
      decimals="INF"
      id="ixv-94465"
      unitRef="holding">138</oef:HoldingsCount>
    <oef:AdvisoryFeesPaidAmt
      contextRef="C000014559_ClassMember"
      decimals="0"
      id="ixv-94466"
      unitRef="usd">20416822</oef:AdvisoryFeesPaidAmt>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="C000014559_ClassMember"
      decimals="INF"
      id="ixv-94467"
      unitRef="pure">0.74</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock contextRef="C000014559_ClassMember" id="ixv-24753">
&#160;
&#160;
&#160;
TOP INDUSTRIES
(% of Fund's net assets)


Biotechnology

37.8

&#160;


Life Sciences Tools &amp; Services

24.0

&#160;


Pharmaceuticals

23.4

&#160;


Health Care Providers &amp; Services

10.0

&#160;


Health Care Equipment &amp; Supplies

3.4

&#160;


Health Care Technology

0.6

&#160;


Chemicals

0.1

&#160;


Financial Services

0.1

&#160;


&#160;




&#160;
Common Stocks

97.3


Preferred Stocks

2.1


Bonds

0.2


Short-Term Investments and Net Other Assets (Liabilities)

0.4




ASSET ALLOCATION (% of Fund's net assets)


&#160;



&#160;

Common Stocks - 97.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Preferred Stocks - 2.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Bonds - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Short-Term Investments and Net Other Assets (Liabilities) - 0.4


&#160;






United States

91.5


Netherlands

2.9


Denmark

2.0


Belgium

1.3


Canada

0.9


France

0.8


United Kingdom

0.3


Israel

0.2


Australia

0.1


China

0.0




GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)


&#160;



&#160;

United States - 91.5&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Netherlands - 2.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Denmark - 2.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Belgium - 1.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Canada - 0.9&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

France - 0.8&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

United Kingdom - 0.3&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Israel - 0.2&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

Australia - 0.1&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;


&#160;

China - 0.0&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;




&#160;




&#160;
&#160;
</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014559_TI_0_Member"
      decimals="INF"
      id="ixv-94468"
      unitRef="pure">0.378</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TI_1_Member"
      decimals="INF"
      id="ixv-94469"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TI_2_Member"
      decimals="INF"
      id="ixv-94470"
      unitRef="pure">0.234</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TI_3_Member"
      decimals="INF"
      id="ixv-94471"
      unitRef="pure">0.100</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TI_4_Member"
      decimals="INF"
      id="ixv-94472"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TI_5_Member"
      decimals="INF"
      id="ixv-94473"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TI_6_Member"
      decimals="INF"
      id="ixv-94474"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TI_7_Member"
      decimals="INF"
      id="ixv-94475"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_AA_CommonStocks_Member"
      decimals="INF"
      id="ixv-94476"
      unitRef="pure">0.973</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_AA_PreferredStocks_Member"
      decimals="INF"
      id="ixv-94477"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_AA_Bonds_Member"
      decimals="INF"
      id="ixv-94478"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_AA_ShortTermInvestmentsandNetOtherAssetsLiabilities_Member"
      decimals="INF"
      id="ixv-94479"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_US_Member"
      decimals="INF"
      id="ixv-94480"
      unitRef="pure">0.915</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_NL_Member"
      decimals="INF"
      id="ixv-94481"
      unitRef="pure">0.029</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_DK_Member"
      decimals="INF"
      id="ixv-94482"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_BE_Member"
      decimals="INF"
      id="ixv-94483"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_CA_Member"
      decimals="INF"
      id="ixv-94484"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_FR_Member"
      decimals="INF"
      id="ixv-94485"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_GB_Member"
      decimals="INF"
      id="ixv-94486"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_IL_Member"
      decimals="INF"
      id="ixv-94487"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_AU_Member"
      decimals="INF"
      id="ixv-94488"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_GD_CN_Member"
      decimals="INF"
      id="ixv-94489"
      unitRef="pure">0.000</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock contextRef="C000014559_ClassMember" id="ixv-25088">TOP HOLDINGS(% of Fund's net assets)

&#160;

&#160;


Eli Lilly &amp; Co

7.7


&#160;


Danaher Corp

6.8


&#160;


Thermo Fisher Scientific Inc

6.4


&#160;


UnitedHealth Group Inc

4.2


&#160;


Johnson &amp; Johnson

3.8


&#160;


AbbVie Inc

3.6


&#160;


West Pharmaceutical Services Inc

2.1


&#160;


Argenx SE ADR

2.1


&#160;


Merck &amp; Co Inc

2.1


&#160;


Ascendis Pharma A/S

2.0


&#160;


&#160;

40.8

&#160;



</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="C000014559_TH_0_Member"
      decimals="INF"
      id="ixv-94490"
      unitRef="pure">0.077</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TH_1_Member"
      decimals="INF"
      id="ixv-94491"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TH_2_Member"
      decimals="INF"
      id="ixv-94492"
      unitRef="pure">0.064</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TH_3_Member"
      decimals="INF"
      id="ixv-94493"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TH_4_Member"
      decimals="INF"
      id="ixv-94494"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TH_5_Member"
      decimals="INF"
      id="ixv-94495"
      unitRef="pure">0.036</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TH_6_Member"
      decimals="INF"
      id="ixv-94496"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TH_7_Member"
      decimals="INF"
      id="ixv-94497"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TH_8_Member"
      decimals="INF"
      id="ixv-94498"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="C000014559_TH_9_Member"
      decimals="INF"
      id="ixv-94499"
      unitRef="pure">0.020</oef:PctOfNav>
</xbrl>
