<?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:iso4217="http://www.xbrl.org/2003/iso4217"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:nit="http://www.nuveen.com/20260217"
  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="cik0001013881-20260217.xsd" xlink:type="simple"/>
    <context id="D20250701_20251231_C000001700Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001700Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000001702Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001702Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000001703Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001703Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000001704Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001704Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000001706Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001706Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000001707Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001707Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000039982Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039982Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000039984Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039984Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000039985Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039985Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000039986Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039986Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000039988Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039988Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000039989Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039989Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000079618Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000079619Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000079621Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000123977Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000123977Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="D20250701_20251231_C000171397Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000171397Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="DefaultContext">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
        </entity>
        <period>
            <startDate>2025-07-01</startDate>
            <endDate>2025-12-31</endDate>
        </period>
    </context>
    <context id="TI20251231_C000001700Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001700Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001700Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001700Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001700Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001700Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001700Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001700Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001702Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001702Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001702Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001702Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001702Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001702Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001702Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001702Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001703Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001703Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001703Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001703Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001703Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001703Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001703Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001703Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001704Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001704Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001704Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001704Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001704Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001704Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001704Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001704Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001706Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001706Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001706Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001706Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001706Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001706Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001706Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001706Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001707Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001707Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001707Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001707Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001707Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001707Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000001707Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000001707Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039982Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039982Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039982Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039982Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039982Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039982Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039982Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039982Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039984Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039984Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039984Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039984Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039984Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039984Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039984Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039984Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039985Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039985Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039985Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039985Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039985Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039985Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039985Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039985Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039986Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039986Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039986Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039986Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039986Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039986Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039988Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039988Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039988Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039988Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039988Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039988Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039989Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039989Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039989Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039989Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000039989Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000039989Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_AU">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_CH">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CH</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_ConvertiblePreferredSecuritiesMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:ConvertiblePreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_DE">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_FI">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FI</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_FR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_GB">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_HK">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:HK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_JP">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:JP</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_NL">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_OtherMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:OtherCategory1Axis">nit:OtherMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_StructuredNotesMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:StructuredNotesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079618Member_US">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079618Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_AU">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_CH">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CH</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_ConvertiblePreferredSecuritiesMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:ConvertiblePreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_DE">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_FI">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FI</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_FR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_GB">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_HK">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:HK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_JP">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:JP</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_NL">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_OtherMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:OtherCategory1Axis">nit:OtherMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_StructuredNotesMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:StructuredNotesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079619Member_US">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079619Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_AU">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:AU</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_CH">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:CH</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_ConvertiblePreferredSecuritiesMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:ConvertiblePreferredSecuritiesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_DE">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:DE</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_FI">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FI</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_FR">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:FR</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_GB">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:GB</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_HK">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:HK</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_JP">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:JP</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_NL">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:NL</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_OtherMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:OtherCategory1Axis">nit:OtherMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_StructuredNotesMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:StructuredNotesMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000079621Member_US">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000079621Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:GeographicRegionAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000123977Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000123977Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000123977Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000123977Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000123977Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">nit:InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000123977Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000123977Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000123977Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000171397Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000171397Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000171397Member_CommonStockMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000171397Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="TI20251231_C000171397Member_RepurchaseAgreementsMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001013881</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:InvestmentTypeAxis">us-gaap:RepurchaseAgreementsMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="oef:ClassAxis">nit:C000171397Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <unit id="USD">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="pure">
        <measure>pure</measure>
    </unit>
    <unit id="Holding">
        <measure>nit:Holding</measure>
    </unit>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039985Member_CommonStockMember"
      decimals="4"
      id="h_048eb968_167a_48c3_9f41_161037b09303"
      unitRef="pure">0.944</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_074e58f1_3e81_4cb6_965a_ca3800cc4dd9"
      unitRef="pure">0.003</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039982Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_0c45c1e3_8bfc_42d8_8574_feffb9c71e4f"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039989Member_CommonStockMember"
      decimals="4"
      id="h_0f5268ab_5f74_4db4_865f_4b1bf5eb8dc2"
      unitRef="pure">0.944</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_CommonStockMember"
      decimals="4"
      id="h_12ac9c88_5116_4acd_8aff_fa2714e57620"
      unitRef="pure">0.956</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_US"
      decimals="4"
      id="h_12b89f37_adc6_41fc_950c_5a506a0a6223"
      unitRef="pure">0.570</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039989Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_19071e2b_f5e9_40a9_8b46_a63b5d0083fd"
      unitRef="pure">0.056</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001700Member_CommonStockMember"
      decimals="4"
      id="h_1a37f679_a95c_4cae_bade_8618687ebef4"
      unitRef="pure">0.943</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001703Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_1a8cc74e_55d4_43a3_8645_ed04a81e3130"
      unitRef="pure">0.051</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_OtherMember"
      decimals="4"
      id="h_1cabc4ce_f35a_4f7a_923a_d4a6b8e04c0c"
      unitRef="pure">0.084</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_StructuredNotesMember"
      decimals="4"
      id="h_22b96c09_5b0f_4f12_a55a_2443c0559815"
      unitRef="pure">0.025</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_US"
      decimals="4"
      id="h_22d7ffea_cc32_42df_a543_3a49762e1be0"
      unitRef="pure">0.570</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_FI"
      decimals="4"
      id="h_29e1fb31_6ada_41a0_ad15_9106a0625a21"
      unitRef="pure">0.018</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_2b567141_1bb4_489e_b743_a78c2f3e6053"
      unitRef="pure">0.003</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_2bff6bf0_a103_405e_aef6_e2a57a66812b"
      unitRef="pure">0.003</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000123977Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_31525817_8b90_49b4_984a_ccf9299532d2"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_AU"
      decimals="4"
      id="h_340b80d9_951a_4be7_9c42_d78ec5d7a3fa"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039984Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_3ce31535_b38b_4c1a_97d6_45cb8efe28f5"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000171397Member_CommonStockMember"
      decimals="4"
      id="h_452ae5dd_b78e_4407_98c8_632647dba4e8"
      unitRef="pure">0.944</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_GB"
      decimals="4"
      id="h_4705f9a4_0a33_4180_a8c8_2a0fad50e18d"
      unitRef="pure">0.034</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_CommonStockMember"
      decimals="4"
      id="h_484b2428_4f66_4b22_9781_9e0d521f4e25"
      unitRef="pure">0.956</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_HK"
      decimals="4"
      id="h_4a77710d_b7b5_4d8e_a2f0_42faaad8592a"
      unitRef="pure">0.045</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_OtherMember"
      decimals="4"
      id="h_4d79109e_79df_4372_aed1_97c770e18138"
      unitRef="pure">0.084</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_ConvertiblePreferredSecuritiesMember"
      decimals="4"
      id="h_50cbe9bf_aeae_4d65_bf62_1e8631829a87"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001703Member_CommonStockMember"
      decimals="4"
      id="h_54c88383_7552_44b8_958f_511fd5531a3e"
      unitRef="pure">0.943</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001700Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_567001ca_8381_4248_96db_49d4c01ba2d3"
      unitRef="pure">0.006</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001704Member_CommonStockMember"
      decimals="4"
      id="h_58230244_6dc6_47a0_babc_fa0ab429d328"
      unitRef="pure">0.983</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001702Member_CommonStockMember"
      decimals="4"
      id="h_6223d536_96b7_4dd0_9bcf_ac1f77baa4f0"
      unitRef="pure">0.943</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039982Member_CommonStockMember"
      decimals="4"
      id="h_655e87e7_1bdf_4487_8628_a873d4eb71c1"
      unitRef="pure">0.944</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039985Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_66acd99c_2906_42df_b1ea_92eee1f7fec2"
      unitRef="pure">0.014</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001706Member_CommonStockMember"
      decimals="4"
      id="h_6aa9a235_dbfe_4c6f_a9d6_3808d1a307c4"
      unitRef="pure">0.983</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001707Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_6bc327e1_a851_4d2c_a8dd_46f72db46e7e"
      unitRef="pure">0.015</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_ConvertiblePreferredSecuritiesMember"
      decimals="4"
      id="h_6c00a166_560e_4f38_b951_e4a8f2969e86"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001704Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_6fbe02bd_c6f4_4448_b617_ee07332a3b9d"
      unitRef="pure">0.015</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_GB"
      decimals="4"
      id="h_70bcb8e4_a7b1_4620_982d_cdd6dbc3b0ce"
      unitRef="pure">0.034</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039982Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_7152541d_1fa4_46da_95bd_f1ab07caf350"
      unitRef="pure">0.042</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_FR"
      decimals="4"
      id="h_72e6878b_b7ba_4683_95c9_474d8307ad03"
      unitRef="pure">0.026</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001700Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_75b4b93c_6169_4f31_a329_39662e493f61"
      unitRef="pure">0.051</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_CH"
      decimals="4"
      id="h_76159eb6_6a88_4d93_aaa3_5b15eef63936"
      unitRef="pure">0.029</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001704Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_7a863666_17ac_41cd_80cc_610b2de8050f"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039986Member_CommonStockMember"
      decimals="4"
      id="h_7fbd4621_0751_4c30_809a_4e3f7702b5c0"
      unitRef="pure">0.944</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_DE"
      decimals="4"
      id="h_834844a2_3ff1_4ff3_b7d7_0561d4470915"
      unitRef="pure">0.065</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_GB"
      decimals="4"
      id="h_86905c71_d454_4120_b101_c7d34f82a346"
      unitRef="pure">0.034</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_DE"
      decimals="4"
      id="h_86bf2c09_4bbf_4068_ae2d_48e6ffbff11a"
      unitRef="pure">0.065</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_NL"
      decimals="4"
      id="h_8a38d5df_829e_44ab_907a_907cb56c9262"
      unitRef="pure">0.045</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_CH"
      decimals="4"
      id="h_8dc900bd_cc20_48f8_a369_70225b89b5db"
      unitRef="pure">0.029</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_ConvertiblePreferredSecuritiesMember"
      decimals="4"
      id="h_8eb0f8c2_7330_4aab_a5c1_dd5ff410ec84"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_AU"
      decimals="4"
      id="h_90a1cb7c_acf0_4f21_99b2_f1cf40f2b819"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001707Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_9a3e3e1b_3b08_4656_b761_31f46bb7ab9e"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_NL"
      decimals="4"
      id="h_9b36c772_ded2_4ac3_bbcc_762281540751"
      unitRef="pure">0.045</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_HK"
      decimals="4"
      id="h_a1d1c73a_c349_4037_941c_2350dd56c32f"
      unitRef="pure">0.045</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_CH"
      decimals="4"
      id="h_a1f8e838_c357_4075_9486_4f2481bfda4a"
      unitRef="pure">0.029</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000123977Member_CommonStockMember"
      decimals="4"
      id="h_a2f79f86_1b4d_4584_b484_6d53c2fc5b84"
      unitRef="pure">0.983</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039986Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_a3ac1510_ffae_4d16_923c_2e477408af74"
      unitRef="pure">0.056</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001706Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_a4095bd0_a7f9_40a8_93af_460e253f3328"
      unitRef="pure">0.015</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_JP"
      decimals="4"
      id="h_a57e6c66_c36b_4c9a_ad31_b049b7e1c831"
      unitRef="pure">0.068</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001702Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_a971667f_e56f_4eb9_b155_56e3e15f7679"
      unitRef="pure">0.051</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_FR"
      decimals="4"
      id="h_ae3e7185_520c_4ea7_a08d_ecb70c8e1114"
      unitRef="pure">0.026</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_AU"
      decimals="4"
      id="h_aec7ba80_4e0e_4f95_a561_bb413a3e9630"
      unitRef="pure">0.016</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_JP"
      decimals="4"
      id="h_af9cb0fd_5382_4348_b4c6_5851fd269254"
      unitRef="pure">0.068</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039985Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_b5615547_760c_44f5_8253_e14abb32ef73"
      unitRef="pure">0.042</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001706Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_baf19a1f_6a0b_4e64_8fe4_fb5ec221219a"
      unitRef="pure">0.002</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_HK"
      decimals="4"
      id="h_c031ac2b_b438_4b22_a992_a8edcfe6d3dc"
      unitRef="pure">0.045</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039988Member_CommonStockMember"
      decimals="4"
      id="h_c30c3802_0f1b_44e5_8c83_54031a2dce0a"
      unitRef="pure">0.944</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000171397Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_cd705d5f_3093_462e_8675_d7859d3a6493"
      unitRef="pure">0.056</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001707Member_CommonStockMember"
      decimals="4"
      id="h_d21734c4_182b_4f73_87d8_7edcc45931bb"
      unitRef="pure">0.983</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000123977Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_d2f0fdb2_fee4_42d5_aab4_071f0c775e8e"
      unitRef="pure">0.015</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_FI"
      decimals="4"
      id="h_d47c5464_8865_4b54_8d55_52d1b99993ab"
      unitRef="pure">0.018</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_FR"
      decimals="4"
      id="h_d536c11e_3aa3_45df_915a_6b5f371d1bef"
      unitRef="pure">0.026</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039984Member_CommonStockMember"
      decimals="4"
      id="h_d7398420_1820_41ba_b158_998fd775a159"
      unitRef="pure">0.944</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_StructuredNotesMember"
      decimals="4"
      id="h_d7971522_dc67_42d8_9b36_4f0d20fa7333"
      unitRef="pure">0.025</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001702Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_dc73bd34_0cf7_43b9_a440_7be58af23fec"
      unitRef="pure">0.006</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_DE"
      decimals="4"
      id="h_e38f3efd_81b4_44be_b44e_77f96afe1c03"
      unitRef="pure">0.065</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_OtherMember"
      decimals="4"
      id="h_e6e84895_0d24_4d86_8faa_377b10eee6c3"
      unitRef="pure">0.084</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_CommonStockMember"
      decimals="4"
      id="h_e7e153ba_f9ad_42b2_be16_5543710f5ce3"
      unitRef="pure">0.956</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_StructuredNotesMember"
      decimals="4"
      id="h_eac15a92_4b8b_42de_94ea_8a7fb36af6a1"
      unitRef="pure">0.025</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_JP"
      decimals="4"
      id="h_eb7e97b0_d699_404f_8da3_dbe21a2a2880"
      unitRef="pure">0.068</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079619Member_NL"
      decimals="4"
      id="h_edc76552_4de0_455e_b17f_27c79126f928"
      unitRef="pure">0.045</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079618Member_FI"
      decimals="4"
      id="h_f02c837f_7676_4a34_8d5c_cd4b159fe236"
      unitRef="pure">0.018</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000079621Member_US"
      decimals="4"
      id="h_f2865d4d_943c_4561_a2a8_3b3c20d80e33"
      unitRef="pure">0.570</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000001703Member_InvestmentsPurchasedWithCollateralFromSecuritiesLendingMember"
      decimals="4"
      id="h_f6db5df4_79f4_410e_bbf7_a8a782615925"
      unitRef="pure">0.006</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039984Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_fa7f1391_1ce6_464b_94a3_4cb41e560f61"
      unitRef="pure">0.042</oef:PctOfTotalInv>
    <oef:PctOfTotalInv
      contextRef="TI20251231_C000039988Member_RepurchaseAgreementsMember"
      decimals="4"
      id="h_fa991f6d_7dc8_4736_9c10_064df380d896"
      unitRef="pure">0.056</oef:PctOfTotalInv>
    <dei:EntityCentralIndexKey
      contextRef="DefaultContext"
      id="h1_f3253422_3e95_46fb_a503_f248781e1a3c">0001013881</dei:EntityCentralIndexKey>
    <dei:AmendmentFlag
      contextRef="DefaultContext"
      id="h3_a5f2bbd6_4812_4664_9bff_11efad713128">false</dei:AmendmentFlag>
    <dei:EntityInvCompanyType
      contextRef="DefaultContext"
      id="h_2_ab750e72-2dbc-44eb-4ba3-475880a5420f">N-1A</dei:EntityInvCompanyType>
    <dei:DocumentType
      contextRef="DefaultContext"
      id="t_1_372a31e4_5a2b_0380_c5c4_728332e0f22d">N-CSRS</dei:DocumentType>
    <dei:EntityRegistrantName
      contextRef="DefaultContext"
      id="t_1_9ef2b7b0_41e2_883d_41ff_69d6714e021f">Nuveen Investment Trust</dei:EntityRegistrantName>
    <dei:DocumentPeriodEndDate
      contextRef="DefaultContext"
      id="t_2_e3676a2b_8254_ada1_dc6d_b68bba6b843c">2025-12-31</dei:DocumentPeriodEndDate>
    <oef:FundName
      contextRef="D20250701_20251231_C000079618Member"
      id="t_4_6112b4f2_9038_e13f_2cc3_1fc404e9ffb6">Nuveen Global Equity Income Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000079618Member"
      id="t_5_925111b9_a186_bb2b_d04f_782fad279491">Class&#160;A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000079618Member"
      id="t_6_97f895b2_8da7_f63a_c3f3_da2cd979a3f9">NQGAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000079618Member"
      id="t_7_18b3e0e1_716a_9667_7c96_64f66228284f">This semi-annual&#160;shareholder report contains important information about the Class&#160;A Shares of the Nuveen Global Equity Income Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000079618Member"
      id="t_8_9d5b708f_294c_afa2_4e53_9b537e803295">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000079618Member"
      id="t_9_28afe361_0786_ec32_b0b8_3bad428982c0">You can find additional information athttps://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000079618Member"
      id="t_10_e1f19657_a280_ac61_25e9_ddf2f0ce9ec4">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000079618Member"
      id="t_11_c057560f_849a_312e_f0bf_b9b5030378be">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000079618Member"
      id="t_1_65894054_1f32_483d_b28c_95693f4fd93b">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;A Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$59&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.11%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000079618Member"
      decimals="INF"
      id="h_1_989f9812_ba08_4285_9deb_b560822a893f"
      unitRef="USD">59</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000079618Member"
      decimals="4"
      id="h_2_65f650c1_ec26_4a3d_9613_6dc8ac32affb"
      unitRef="pure">0.0111</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000079618Member"
      id="t_2_a9a5a976_5af7_4a18_9751_8b513ddf3445">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;152,241,735&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;60&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;18%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000079618Member"
      decimals="INF"
      id="h_3_f1e886f5_c724_b756_4f73_7e0193cf42d1"
      unitRef="USD">152241735</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000079618Member"
      decimals="INF"
      id="h_4_a2a6504f_b5f3_2420_c1d9_8d841b38b8a2"
      unitRef="Holding">60</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000079618Member"
      decimals="4"
      id="h_5_71817be5_bc45_7209_607d_66ef703b9f29"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000079618Member"
      id="t_12_04a7dbef_f03e_73ba_c9ed_d1becc2c0b0b">&lt;div style="position:relative;float:left;width:48%;padding-right:0%;padding-bottom:8pt;overflow:visible;padding-top:3pt;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:10pt;margin-right:10pt;"&gt; 
&lt;img alt="LOGO" src="g72588g1g00n01.jpg"/&gt; &lt;/div&gt; &lt;/div&gt;&lt;div style="position:relative;float:left;margin-left:3%;width:49%;padding-right:0%;padding-bottom:8pt;overflow:visible;padding-top:3pt;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:10pt;margin-right:10pt;"&gt; 
&lt;img alt="LOGO" src="g72588g1g01n01.jpg"/&gt; &lt;/div&gt; &lt;div style="font-size:10pt;margin-top:0pt;margin-bottom:0pt;"&gt;&#160;&lt;/div&gt; &lt;div style="font-size:0pt;margin-top:0pt;margin-bottom:0pt;"&gt;&#160;&lt;/div&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000079619Member"
      id="t_7_2ae8fe5c_d59b_36d1_9856_ec205f85a73d">Nuveen Global Equity Income Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000079619Member"
      id="t_8_32ac9bc1_e18e_b1f2_72f7_3e507eebcae7">Class&#160;C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000079619Member"
      id="t_9_cec027b5_2521_e8a9_79b1_038811981b60">NQGCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000079619Member"
      id="t_10_7f5480ac_6713_fa95_86e8_a7cdba8baec6">This semi-annual&#160;shareholder report contains important information about the Class&#160;C Shares of the Nuveen Global Equity Income Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000079619Member"
      id="t_11_dd332351_8fa9_9a9d_a469_02f24b987780">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000079619Member"
      id="t_12_59c1e2dd_22ad_60f0_67eb_9d5cd708640f">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000079619Member"
      id="t_13_cdc94349_3690_e4a9_733f_d79d099f2f73">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000079619Member"
      id="t_14_bb72f1ac_80ac_382a_4ed9_f573aa3a5ae0">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000079619Member"
      id="t_4_ba544068_1871_46fc_ac57_087c6a141ee0">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;C Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$98&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.86%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000079619Member"
      decimals="INF"
      id="h_3_ca1f1a70_bd84_47a0_ae75_5d7beace333c"
      unitRef="USD">98</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000079619Member"
      decimals="4"
      id="h_4_ac951e65_7f45_40bc_b718_9a10587b37bd"
      unitRef="pure">0.0186</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000079619Member"
      id="t_5_3171b578_83b1_45c9_9c4a_ee2762264afa">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;152,241,735&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;60&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;18%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000079619Member"
      decimals="INF"
      id="h_5_739999b8_441f_e655_b09d_60ec88403475"
      unitRef="USD">152241735</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000079619Member"
      decimals="INF"
      id="h_6_81de2070_fe0f_63b6_c4b3_889b4987ec26"
      unitRef="Holding">60</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000079619Member"
      decimals="4"
      id="h_7_81eaa843_b7c0_cfc0_15b8_80e3e07b0c74"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000079619Member"
      id="t_15_b99cf9f6_7eab_ae7c_6a8e_45ac30b9936c">&lt;div style="position:relative;float:left;width:48%;padding-right:0%;padding-bottom:8pt;overflow:visible;padding-top:3pt;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:10pt;margin-right:10pt;"&gt; 
&lt;img alt="LOGO" src="g72588g1g21e87.jpg"/&gt; &lt;/div&gt; &lt;/div&gt;&lt;div style="position:relative;float:left;margin-left:3%;width:49%;padding-right:0%;padding-bottom:8pt;overflow:visible;padding-top:3pt;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:10pt;margin-right:10pt;"&gt; 
&lt;img alt="LOGO" src="g72588g1g59w89.jpg"/&gt; &lt;/div&gt; &lt;div style="font-size:14pt;margin-top:0pt;margin-bottom:0pt;"&gt;&#160;&lt;/div&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000079621Member"
      id="t_10_922c9a31_4f53_29bf_ca18_96a68ad05d4f">Nuveen Global Equity Income Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000079621Member"
      id="t_11_05215fae_8ad5_93d3_b188_83a8e5488e64">Class&#160;I Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000079621Member"
      id="t_12_e09f80ab_94d3_6373_7510_b82f1bf88d0d">NQGIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000079621Member"
      id="t_14_591344df_905d_3bc8_b0de_d623d60d2bae">This semi-annual&#160;shareholder report contains important information about the Class&#160;I Shares of the Nuveen Global Equity Income Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000079621Member"
      id="t_13_e74a2e41_a1cc_ac12_dc49_1220126de940">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000079621Member"
      id="t_15_b148f0c8_44c5_8f24_a518_bfd2bc94a16f">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000079621Member"
      id="t_16_8d9e463c_553b_0050_9037_b85f63c507ba">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000079621Member"
      id="t_17_9fff64a8_d93b_45f2_cead_640c302dfff4">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000079621Member"
      id="t_7_8007bd78_01db_4587_8df5_fe5837c7e504">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;I Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$45&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;0.86%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000079621Member"
      decimals="INF"
      id="h_5_47fb26b6_07ba_4202_9584_f11d69d31856"
      unitRef="USD">45</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000079621Member"
      decimals="4"
      id="h_6_46682673_9c6f_494f_8767_7dcbcc6f6753"
      unitRef="pure">0.0086</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000079621Member"
      id="t_8_7d7afba2_f389_47fb_8793_da8780266721">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;152,241,735&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;60&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;18%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000079621Member"
      decimals="INF"
      id="h_8_a07b992a_6eb3_60fc_fbd1_9e815437c0fa"
      unitRef="USD">152241735</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000079621Member"
      decimals="INF"
      id="h_9_311b9289_8c39_0c33_106b_382495c8237c"
      unitRef="Holding">60</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000079621Member"
      decimals="4"
      id="h_7_a13444c1_99fd_e97c_15a4_350441fefc73"
      unitRef="pure">0.18</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000079621Member"
      id="t_18_0125780d_f65b_9bb3_ca6c_977d67574de8">&lt;div style="position:relative;float:left;width:48%;padding-right:0%;padding-bottom:8pt;overflow:visible;padding-top:3pt;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:10pt;margin-right:10pt;"&gt; 
&lt;img alt="LOGO" src="g72588g1g66z97.jpg"/&gt; &lt;/div&gt; &lt;/div&gt;&lt;div style="position:relative;float:left;margin-left:3%;width:49%;padding-right:0%;padding-bottom:8pt;overflow:visible;padding-top:3pt;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:10pt;margin-right:10pt;"&gt; 
&lt;img alt="LOGO" src="g72588g1g60s74.jpg"/&gt; &lt;/div&gt; &lt;div style="font-size:14pt;margin-top:0pt;margin-bottom:0pt;"&gt;&#160;&lt;/div&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000039982Member"
      id="t_13_012fe567_5cab_4094_25e5_46f7ab007cae">Nuveen Large Cap Value Opportunities Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000039982Member"
      id="t_14_c719a749_c638_db6e_00f0_2091975000af">Class&#160;A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000039982Member"
      id="t_15_404e3976_4a6e_dc3e_2932_43636f891566">NQCAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000039982Member"
      id="t_17_7955ff9f_8021_7ce6_fa3a_3da08b36ae50">This semi-annual&#160;shareholder report contains important information about the Class&#160;A Shares of the Nuveen Large Cap Value Opportunities Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000039982Member"
      id="t_16_1ff89bfa_fe5c_5e88_ce41_481f928c80e3">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000039982Member"
      id="t_18_f5ba829a_3eb8_416b_68da_c234fb9b11fa">You can find additional information athttps://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000039982Member"
      id="t_19_97cb550e_5340_228c_ab9b_3cf83362a1d9">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000039982Member"
      id="t_20_bdc8a618_84be_2c73_7861_c1c44b07a317">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000039982Member"
      id="t_10_c7bed83b_e4b4_46f5_af58_6b5a6a786c9a">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;A Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$53&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.00%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000039982Member"
      decimals="INF"
      id="h_7_8f5c1b84_4fe4_4f3e_9174_194366d12f22"
      unitRef="USD">53</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000039982Member"
      decimals="4"
      id="h_8_61959f34_99f8_4a29_b78e_23bac2c8dce0"
      unitRef="pure">0.0100</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000039982Member"
      id="t_11_58d9f95b_c9d9_4bcc_a575_302207238a72">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:88%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;27,735,475&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;60&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;13%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000039982Member"
      decimals="INF"
      id="h_10_6a877aa7_b28c_fefe_3b1d_6bfb180e219c"
      unitRef="USD">27735475</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000039982Member"
      decimals="INF"
      id="h_11_d43c207d_89fe_bc4e_3a01_6a753f23f936"
      unitRef="Holding">60</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000039982Member"
      decimals="4"
      id="h_9_c86ac60c_d5a7_241f_e886_ca4c1b7ae37c"
      unitRef="pure">0.13</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000039982Member"
      id="t_21_3147d130_941a_64e7_fbf9_33048a63966e">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g00n29.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000039984Member"
      id="t_15_2b2a9aa2_b060_963e_9c78_2c703244e253">Nuveen Large Cap Value Opportunities Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000039984Member"
      id="t_16_21798b2d_f7ee_2221_8d3c_5b25fdf27949">Class&#160;C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000039984Member"
      id="t_17_7df5ebe5_01f1_de58_fdc2_bef898320684">NQCCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000039984Member"
      id="t_19_a5ac6f8a_ab13_bde7_c7df_3392c94fe34d">This semi-annual&#160;shareholder report contains important information about the Class&#160;C Shares of the Nuveen Large Cap Value Opportunities Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000039984Member"
      id="t_18_d090f44d_e095_cbf1_0c79_16d353c5eb89">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000039984Member"
      id="t_20_3c651d6c_ab2d_b228_a227_5bb867577b85">You can find additional information athttps://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000039984Member"
      id="t_21_ecebab75_7795_400f_c4c8_426292d5668a">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000039984Member"
      id="t_22_d6fef72d_6d70_d942_40ad_b8facec4ba7c">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000039984Member"
      id="t_13_8e131cd1_4837_4bfc_a77d_4681d16fa2f1">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;C Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$93&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.75%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000039984Member"
      decimals="INF"
      id="h_9_23addbae_6302_4eb5_be6c_f65b9fca947d"
      unitRef="USD">93</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000039984Member"
      decimals="4"
      id="h_10_b6217238_5c8a_4824_b231_726af46c4ac5"
      unitRef="pure">0.0175</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000039984Member"
      id="t_14_b4ef3793_ca1b_41a2_8092_93dc0d321992">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:88%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;27,735,475&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;60&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;13%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000039984Member"
      decimals="INF"
      id="h_11_4a9cc635_dd06_8784_3853_0df2e86a5019"
      unitRef="USD">27735475</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000039984Member"
      decimals="INF"
      id="h_12_f3c3e275_8888_1df0_c449_af3af6f1311d"
      unitRef="Holding">60</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000039984Member"
      decimals="4"
      id="h_13_45171afa_f38a_8c80_72e8_a96319507316"
      unitRef="pure">0.13</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000039984Member"
      id="t_23_9af43472_d4b8_cf4f_cf09_671326dba286">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g03t43.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000039985Member"
      id="t_18_b3a40182_a397_c444_f42f_d37bf5f0cf42">Nuveen Large Cap Value Opportunities Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000039985Member"
      id="t_19_14ff2ba2_2438_cbf0_c957_a9fe049f5a3f">Class&#160;I Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000039985Member"
      id="t_20_534c13c9_c565_9236_5302_a585ae823f9f">NQCRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000039985Member"
      id="t_22_95ae8efd_fa24_c2a9_d69e_10daafc83c38">This semi-annual&#160;shareholder report contains important information about the Class&#160;I Shares of the Nuveen Large Cap Value Opportunities Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000039985Member"
      id="t_21_3b21d43a_5ff3_2b7b_69f2_4cda978238ea">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000039985Member"
      id="t_23_76e9cd89_559c_ebec_b403_19fb53b5541e">You can find additional information at https://www.nuveen.com/en-us/mutual-funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000039985Member"
      id="t_24_1b6d8b35_de2e_b5d6_b401_dbd9094892b5">https://www.nuveen.com/en-us/mutual-funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000039985Member"
      id="t_25_d96c82ab_9288_2502_bb94_ca901ab07978">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000039985Member"
      id="t_16_c81d35c6_07ab_4926_b760_39e866dd01da">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;I Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$40&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;0.75%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000039985Member"
      decimals="INF"
      id="h_11_235d0616_5a43_4a98_bf80_04be63017463"
      unitRef="USD">40</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000039985Member"
      decimals="4"
      id="h_12_2eeb55e6_6f08_4d3a_8e61_fb51030c2f0c"
      unitRef="pure">0.0075</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000039985Member"
      id="t_17_88dc0ce0_6533_41d7_b85f_cd4e918174b8">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:88%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;27,735,475&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;60&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;13%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000039985Member"
      decimals="INF"
      id="h_13_4a114bb5_5840_6c14_36da_f33687949c69"
      unitRef="USD">27735475</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000039985Member"
      decimals="INF"
      id="h_14_c3137943_d943_57a5_c6c0_c43f30958e79"
      unitRef="Holding">60</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000039985Member"
      decimals="4"
      id="h_15_8f723f38_9f39_0893_ee96_63407d587738"
      unitRef="pure">0.13</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000039985Member"
      id="t_26_a34dd939_8c12_0ff5_636a_8a3dc7ca4085">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g16x25.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000001700Member"
      id="t_22_2d991e0e_290f_391b_ebb2_b0df3a221603">Nuveen Multi Cap Value Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000001700Member"
      id="t_23_5847e9d6_0b5d_d68a_ebb2_0d35585f685c">Class&#160;A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000001700Member"
      id="t_24_3a76f8a9_bfc0_8cd3_924e_c4088d4e3825">NQVAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000001700Member"
      id="t_26_807b84a6_ab22_b821_1942_53fe45d7a14a">This semi-annual shareholder report contains important information about the Class&#160;A Shares of the Nuveen Multi Cap Value Fund for the period of July 1, 2025 to December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000001700Member"
      id="t_25_e26cade1_4ff7_9b7b_8732_0d42e72381c8">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000001700Member"
      id="t_27_ffb03a8f_8957_7659_0746_44c36843435e">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000001700Member"
      id="t_28_fd0fde57_d5cd_994f_5e2f_65c35ec67f21">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000001700Member"
      id="t_29_8a7f246a_5c55_0d0f_a963_2004879c391f">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000001700Member"
      id="t_19_e8ce8c24_966f_4735_8c15_31d07946b1dc">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;A Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$57&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.07%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000001700Member"
      decimals="INF"
      id="h_13_614cf21a_505d_4f5a_8458_561ed231502f"
      unitRef="USD">57</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000001700Member"
      decimals="4"
      id="h_14_029367ad_f57f_41fa_b6dd_eeb37e97e725"
      unitRef="pure">0.0107</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000001700Member"
      id="t_20_88033e96_b062_45fd_b44d_387394f24be9">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;889,855,139&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;62&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;12%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000001700Member"
      decimals="INF"
      id="h_15_ac1d216f_5a9c_1eaf_1ec0_433bec264216"
      unitRef="USD">889855139</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000001700Member"
      decimals="INF"
      id="h_16_ddd86d82_7c80_6674_7736_296ece274a6e"
      unitRef="Holding">62</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000001700Member"
      decimals="4"
      id="h_17_699225fd_878e_032b_b711_033cb7e90835"
      unitRef="pure">0.12</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000001700Member"
      id="t_30_ac542dd8_4ff7_405b_990b_5be98f47361d">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g00n23.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000001702Member"
      id="t_25_a74c70fe_0355_ef9d_5e20_9037e5a47795">Nuveen Multi Cap Value Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000001702Member"
      id="t_26_d24d2cd8_4b36_3e9d_a2e9_cd04b47d4e49">Class&#160;C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000001702Member"
      id="t_27_120519ad_682c_0cca_1a45_898c9d677efe">NQVCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000001702Member"
      id="t_29_f11515bf_86a0_94b6_29d8_590e3a2fb299">This semi-annual shareholder report contains important information about the Class&#160;C Shares of the Nuveen Multi Cap Value Fund for the period of July 1, 2025 to December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000001702Member"
      id="t_28_8d764de7_9531_eee8_69f7_b1af0e598a78">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000001702Member"
      id="t_30_b0d88a8e_4978_9dfb_c3f7_97f2409c897d">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000001702Member"
      id="t_31_ed379544_7f4a_7dd1_82fe_341be815fe2c">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000001702Member"
      id="t_32_48b1cc5f_8f86_4add_1089_bb929f78c52d">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000001702Member"
      id="t_22_a1c15ecf_535b_4642_9ac3_5877e006ab1b">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;C Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$96&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.82%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000001702Member"
      decimals="INF"
      id="h_15_0092b468_185b_4f3c_9a5e_3d6a96d3592f"
      unitRef="USD">96</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000001702Member"
      decimals="4"
      id="h_16_4590cf5b_70e3_4627_82b0_fb130483dd51"
      unitRef="pure">0.0182</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000001702Member"
      id="t_23_ff73712e_7bc7_43d3_a0f6_59f09700c586">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;889,855,139&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;62&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;12%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000001702Member"
      decimals="INF"
      id="h_17_7a330852_b530_1994_1f9b_7313c54fe421"
      unitRef="USD">889855139</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000001702Member"
      decimals="INF"
      id="h_18_dabdd87f_26dd_1100_158b_a9d771ee1379"
      unitRef="Holding">62</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000001702Member"
      decimals="4"
      id="h_19_74b5d8f2_6ef0_25a5_623e_41f6a9518f28"
      unitRef="pure">0.12</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000001702Member"
      id="t_33_f485931b_363d_2eaf_2e03_a6579aa62863">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g00n23.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000001703Member"
      id="t_28_178a758f_4331_78a3_ea58_189323d98b40">Nuveen Multi Cap Value Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000001703Member"
      id="t_29_5522785b_ebe9_8928_7a71_53cbed2615bb">Class&#160;I Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000001703Member"
      id="t_30_9c84296a_5e51_d8a1_0812_cfa25c8fcdeb">NQVRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000001703Member"
      id="t_31_d42fe435_8bbd_1a31_e4a3_7cf29d57c9f6">This semi-annual shareholder report contains important information about the Class&#160;I Shares of the Nuveen Multi Cap Value Fund for the period of July&#160;1, 2025 to December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000001703Member"
      id="t_32_40649424_0047_84f1_1292_ff301f1a33c8">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000001703Member"
      id="t_33_700a1587_115b_8f7a_5f11_9e260f9c5905">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000001703Member"
      id="t_34_5c1711b3_a983_dd49_1387_7b5efbc98936">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000001703Member"
      id="t_35_dbe26af3_c5b7_11b4_c60f_1a58ae9429b7">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000001703Member"
      id="t_25_46a89470_ccc4_451b_bc19_625b4553c9e1">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;I Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$44&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;0.82%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000001703Member"
      decimals="INF"
      id="h_17_aa8ec655_4d78_447e_958b_68179d1cf5b0"
      unitRef="USD">44</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000001703Member"
      decimals="4"
      id="h_18_2f48780f_45e7_4522_b4cd_403003e7766a"
      unitRef="pure">0.0082</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000001703Member"
      id="t_26_142cb4d4_385d_4b92_8999_26e5bbed8cdd">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;889,855,139&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;62&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;12%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000001703Member"
      decimals="INF"
      id="h_19_6514e8e8_0136_7465_9924_7dfc78949e35"
      unitRef="USD">889855139</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000001703Member"
      decimals="INF"
      id="h_20_2f259dd5_13a8_5e07_0063_2ed8d12ef97a"
      unitRef="Holding">62</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000001703Member"
      decimals="4"
      id="h_21_c76b651a_4030_e17c_3c52_6158385b45bc"
      unitRef="pure">0.12</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000001703Member"
      id="t_36_5203f1ec_a5c5_e8b9_287b_ecf945539ffa">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g00n23.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000001704Member"
      id="t_31_3b2b75d7_6ceb_1194_0afa_6401a45ad798">Nuveen Small Cap Value Opportunities Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000001704Member"
      id="t_32_7a4fdfd6_4fd2_c8c7_2c3d_55198cd34fec">Class&#160;A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000001704Member"
      id="t_33_211e9425_871f_b2bb_3c54_3a1efb66becc">NSCAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000001704Member"
      id="t_34_17b49a6b_c067_6c63_6337_1ddcaa2ad5c6">This semi-annual&#160;shareholder report contains important information about the Class&#160;A Shares of the Nuveen Small Cap Value Opportunities Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000001704Member"
      id="t_35_b8906ed3_18ca_f6a7_0018_df40e65a70ee">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000001704Member"
      id="t_36_254f1746_b072_5d55_36f3_e5aa44972c97">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000001704Member"
      id="t_37_52b470ed_3159_7ca3_c26b_81bba80a3dd5">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000001704Member"
      id="t_38_8cc93155_af8d_7990_9fb9_35cb88cc72ae">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000001704Member"
      id="t_28_5a936ca0_9117_4dc9_b481_285127f40d1e">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;A Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$63&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.20%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000001704Member"
      decimals="INF"
      id="h_19_9b806d03_f322_442e_8a52_0af3ad9ef82f"
      unitRef="USD">63</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000001704Member"
      decimals="4"
      id="h_20_7bbb98a5_7960_4ffb_8d71_f5fb9a6c19e7"
      unitRef="pure">0.0120</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000001704Member"
      id="t_29_36751be2_3cd8_4ce8_9ae1_2837de7b280d">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;259,615,925&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;66&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;37%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000001704Member"
      decimals="INF"
      id="h_21_fb116cd7_5098_721d_edbb_7f7a54da33f4"
      unitRef="USD">259615925</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000001704Member"
      decimals="INF"
      id="h_22_fe01d53c_714b_343d_6cf4_5793a57c1674"
      unitRef="Holding">66</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000001704Member"
      decimals="4"
      id="h_23_e69e7f4a_15aa_0cd4_fcf8_0fe78fb0899b"
      unitRef="pure">0.37</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000001704Member"
      id="t_39_8574fb84_b937_9b0d_7c25_91c82f4187f5">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g00n07.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000001706Member"
      id="t_34_c9f6ef77_c0db_480e_d7a9_75338a34c3d8">Nuveen Small Cap Value Opportunities Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000001706Member"
      id="t_35_5819f8b8_2241_a11b_fd80_874ee7e60aea">Class&#160;C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000001706Member"
      id="t_36_d271380f_4fc7_16f3_df26_42fd0fd989bc">NSCCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000001706Member"
      id="t_38_946709ad_a9fd_1032_fd23_48d03edc0fe9">This semi-annual&#160;shareholder report contains important information about the Class&#160;C Shares of the Nuveen Small Cap Value Opportunities Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000001706Member"
      id="t_37_33eac6c6_bdea_ec50_96d7_d9ec1e674ba5">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000001706Member"
      id="t_39_82d486eb_2e9c_432b_d3e8_2f0f58917b51">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000001706Member"
      id="t_40_83cc7447_0727_8d53_facd_eb4a4b3680ab">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000001706Member"
      id="t_41_5bba4aa5_7ce9_7633_a6da_f181c40c8235">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000001706Member"
      id="t_31_3adfe357_7771_4930_ae47_7d8a2e0426ac">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;C Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$102&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.95%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000001706Member"
      decimals="INF"
      id="h_21_6f7f6624_7644_46df_9e3c_4486a732b51f"
      unitRef="USD">102</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000001706Member"
      decimals="4"
      id="h_22_63013573_2acb_40ba_90f9_d43a459c9cd7"
      unitRef="pure">0.0195</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000001706Member"
      id="t_32_60ce6a34_a565_43b8_9af2_508bf7c0a4c9">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;259,615,925&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;66&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;37%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000001706Member"
      decimals="INF"
      id="h_23_49ea1042_e7b6_42f6_3d95_377264d70505"
      unitRef="USD">259615925</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000001706Member"
      decimals="INF"
      id="h_24_ba2fe27d_6cfe_c166_d2bc_6e8450f96e98"
      unitRef="Holding">66</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000001706Member"
      decimals="4"
      id="h_25_f1c1a704_b997_fde0_6ad9_8bf9bbaa2233"
      unitRef="pure">0.37</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000001706Member"
      id="t_42_9d19cecb_b505_9b70_f7fe_061030736f93">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g70w13.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000123977Member"
      id="t_37_f9ebb027_b1f6_7825_d90e_7f7f1efb9d92">Nuveen Small Cap Value Opportunities Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000123977Member"
      id="t_38_4b584d35_4aa9_d8e0_e6d3_c67b8dcc85b8">Class&#160;R6 Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000123977Member"
      id="t_39_fc90e681_f4a1_dc31_bd40_13a9a71a0b68">NSCFX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000123977Member"
      id="t_41_df16c95c_948f_13f9_cc8c_b8608b3227e7">This semi-annual&#160;shareholder report contains important information about the Class&#160;R6 Shares of the Nuveen Small Cap Value Opportunities Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000123977Member"
      id="t_40_1a23beaf_984f_eeb4_148e_9bd21a58d6f3">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000123977Member"
      id="t_42_093ffedd_c435_f7b1_f405_b5d8dded5db9">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000123977Member"
      id="t_43_a79ea65d_2197_c790_50f4_dcb0f2bc3a39">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000123977Member"
      id="t_44_64c5d1fd_026b_b7dd_c55e_929e7df65b0f">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000123977Member"
      id="t_34_23d2816d_9834_4723_a82a_3d96fdcd7e57">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;R6 Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$36&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;0.69%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000123977Member"
      decimals="INF"
      id="h_23_e5222653_adff_4b3f_8cf9_0c83fd36eeb6"
      unitRef="USD">36</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000123977Member"
      decimals="4"
      id="h_24_0108b5f5_6759_4c74_bcee_5209ad3df28b"
      unitRef="pure">0.0069</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000123977Member"
      id="t_35_c03043d6_76e0_43b3_8c18_cead94da7bbb">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;259,615,925&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;66&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;37%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000123977Member"
      decimals="INF"
      id="h_25_897fa3da_db9c_bf2c_79e1_146a73e4008f"
      unitRef="USD">259615925</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000123977Member"
      decimals="INF"
      id="h_26_2846a389_57da_b49c_f6b5_89ead8c74bdf"
      unitRef="Holding">66</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000123977Member"
      decimals="4"
      id="h_27_c0cbbf8d_64cb_7467_30f6_c12e0ed206d3"
      unitRef="pure">0.37</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000123977Member"
      id="t_45_d172f828_a03e_081c_eb0b_ac77aeac8dc2">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g51n05.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000001707Member"
      id="t_40_fb296e23_a7df_2370_475c_29fe2dbf74c0">Nuveen Small Cap Value Opportunities Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000001707Member"
      id="t_41_5e5d58af_5fe4_5b09_07a8_4f95e5c0c399">Class&#160;I Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000001707Member"
      id="t_42_b60d9f3a_8fa1_c22e_0780_a6fea750f218">NSCRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000001707Member"
      id="t_44_649f64c1_a78a_21e5_14f2_07385b9db6ec">This semi-annual&#160;shareholder report contains important information about the Class&#160;I Shares of the Nuveen Small Cap Value Opportunities Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000001707Member"
      id="t_43_b1ad07b4_89ba_5d16_2086_b64b79a506bd">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000001707Member"
      id="t_45_3fd97733_7153_07b9_e0ad_9a044ba087e4">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000001707Member"
      id="t_46_9ee7fa00_d188_a03a_f514_37dbd9b9d1fd">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000001707Member"
      id="t_47_c8c80ce7_bcc8_3943_532e_9da11c584d33">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000001707Member"
      id="t_37_b9f78e3e_3f9c_483b_be90_fa433fadb135">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;I Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$50&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;0.95%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000001707Member"
      decimals="INF"
      id="h_25_041ce0e0_a13d_4a70_a270_643cfb67b537"
      unitRef="USD">50</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000001707Member"
      decimals="4"
      id="h_26_c215a184_902b_46e1_acd4_6f93199addbe"
      unitRef="pure">0.0095</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000001707Member"
      id="t_38_29c0f8e3_4113_4d76_952c_9b171763c847">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;259,615,925&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;66&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;37%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000001707Member"
      decimals="INF"
      id="h_27_c951bb2e_92ca_91f9_9657_c58c79675c47"
      unitRef="USD">259615925</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000001707Member"
      decimals="INF"
      id="h_28_5b155aea_001a_f1d2_c691_7ce7362d909c"
      unitRef="Holding">66</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000001707Member"
      decimals="4"
      id="h_29_74aec390_cfc5_4239_9b22_33eb397fdfe6"
      unitRef="pure">0.37</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000001707Member"
      id="t_48_eb72b12c_3950_fd9b_dce2_8e808a605124">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g02x51.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000039986Member"
      id="t_43_f7df4af6_ce38_3db0_53db_d4420308d161">Nuveen Small/Mid Cap Value Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000039986Member"
      id="t_44_6ee619c3_a81e_5c3c_a2d3_cb957d686817">Class&#160;A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000039986Member"
      id="t_45_08e9c454_4cc6_9dbc_cc8f_d5d270dfac90">NSMAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000039986Member"
      id="t_47_5ff99a80_fd97_72e1_0752_0cea377e918c">This semi-annual&#160;shareholder report contains important information about the Class&#160;A Shares of the Nuveen Small/Mid Cap Value Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000039986Member"
      id="t_46_1c7dd1e1_8d34_e229_ce28_1198ba893e62">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000039986Member"
      id="t_48_633550ab_cdd1_0b7f_3c32_a2fc36672ed1">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000039986Member"
      id="t_49_539a8f27_eb35_073b_12ba_2b4b5b7c23b0">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000039986Member"
      id="t_50_ce2b4c8f_48f2_ae9d_5ace_774a1a51e5fb">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000039986Member"
      id="t_40_14fe2140_7a8f_48b9_8691_99ffed354c92">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;A Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$69&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.31%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000039986Member"
      decimals="INF"
      id="h_27_6472d07d_856c_44e2_9e3f_99a3d3e873a1"
      unitRef="USD">69</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000039986Member"
      decimals="4"
      id="h_28_7a1df8c4_7fe3_4a17_895d_dfe98c97d662"
      unitRef="pure">0.0131</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000039986Member"
      id="t_41_62ae7d4c_9b4d_4759_a32f_8fc29ba858e3">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;102,799,035&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;64&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;45%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000039986Member"
      decimals="INF"
      id="h_29_c16ad90f_4d3e_208e_27f5_55f4b6b995cc"
      unitRef="USD">102799035</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000039986Member"
      decimals="INF"
      id="h_30_1c28cac6_f41e_2504_d273_299d98fa153e"
      unitRef="Holding">64</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000039986Member"
      decimals="4"
      id="h_31_a55a0987_e9ff_7961_9493_51f4bee1d8de"
      unitRef="pure">0.45</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000039986Member"
      id="t_51_49f9610a_f270_031d_1360_8d6c3a883a92">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g00n15.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000039988Member"
      id="t_46_f97a0d7e_0a40_a5f8_548c_ef5f6cad499c">Nuveen Small/Mid Cap Value Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000039988Member"
      id="t_47_7ee26eaf_ad76_a159_8c41_1095847a1e3e">Class&#160;C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000039988Member"
      id="t_48_9bd6c7f2_b5fd_7f32_c675_d9491d9ef677">NSMCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000039988Member"
      id="t_50_09fdc1fa_0f43_f221_46d6_9f5e82cb6164">This semi-annual&#160;shareholder report contains important information about the Class&#160;C Shares of the Nuveen Small/Mid Cap Value Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000039988Member"
      id="t_49_e1c28fa7_3c40_a6b1_175f_ae507a963072">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000039988Member"
      id="t_51_e425afbb_4ef3_8a8b_e9d4_8bc15d4eb1b3">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000039988Member"
      id="t_52_ed111b07_7095_e342_0f12_a52790196351">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000039988Member"
      id="t_53_fdc37132_a9be_0f7f_f437_cd8e459853e7">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000039988Member"
      id="t_43_85fb20ce_e17e_47bc_bfa5_d5666450656f">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;C Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$109&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;2.06%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000039988Member"
      decimals="INF"
      id="h_29_99106a9d_954e_4a6e_bbaa_040ca97dc0fe"
      unitRef="USD">109</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000039988Member"
      decimals="4"
      id="h_30_0b650702_4288_46a3_bc9c_01cbcca0cbde"
      unitRef="pure">0.0206</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000039988Member"
      id="t_44_3b93df23_034d_401e_9b05_53dfb7b24d7d">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;102,799,035&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;64&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;45%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000039988Member"
      decimals="INF"
      id="h_32_192588dd_c36d_db39_36f8_754475b81762"
      unitRef="USD">102799035</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000039988Member"
      decimals="INF"
      id="h_33_c349e7cf_99c7_5931_8967_4198d1ce5805"
      unitRef="Holding">64</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000039988Member"
      decimals="4"
      id="h_31_3045fb56_b0b1_6935_1e07_b9ea9d08a28e"
      unitRef="pure">0.45</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000039988Member"
      id="t_54_e092ff6f_f0f7_3c55_e824_1740a27b4a68">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g00l25.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000171397Member"
      id="t_49_4fe4f3c5_7d5e_3e03_88a8_eb37682e54a9">Nuveen Small/Mid Cap Value Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000171397Member"
      id="t_50_eb6a99a1_c3a0_835e_0040_0d1df488a230">Class&#160;R6 Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000171397Member"
      id="t_51_49f44421_2fe5_4535_6a13_19a6fb449aa8">NWQFX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000171397Member"
      id="t_53_3cf03bc3_d051_4221_cd0f_4fb183a5b9e0">This semi-annual&#160;shareholder report contains important information about the Class&#160;R6 Shares of the Nuveen Small/Mid Cap Value Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000171397Member"
      id="t_52_c88a2bc9_f02a_a67d_db4f_42b8980973f9">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000171397Member"
      id="t_54_a01cee52_4fb8_b925_b5f0_eda616779d92">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000171397Member"
      id="t_55_ec53e3bd_d1f9_b8e2_f2f1_9819a83fe6fc">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000171397Member"
      id="t_56_f52422c6_24ca_d33e_2fb5_1860dcb36e70">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000171397Member"
      id="t_46_4baad682_c0d8_4f0f_bbe9_41d359bc754e">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;R6 Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$49&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;0.92%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000171397Member"
      decimals="INF"
      id="h_31_d5a359e1_173a_4f9b_bdae_64d0bfe4e766"
      unitRef="USD">49</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000171397Member"
      decimals="4"
      id="h_32_8bf6c46d_dc48_46ba_8563_c9bda32c54b5"
      unitRef="pure">0.0092</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000171397Member"
      id="t_47_f93f0169_7ce5_4ae1_b349_e928ae54f548">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;102,799,035&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;64&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;45%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000171397Member"
      decimals="INF"
      id="h_34_83146463_32ac_81d2_b079_f3280fa1622b"
      unitRef="USD">102799035</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000171397Member"
      decimals="INF"
      id="h_35_b1071004_8f57_7a9a_964b_cd047353e9a1"
      unitRef="Holding">64</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000171397Member"
      decimals="4"
      id="h_33_4eb64fca_cf69_938e_a4e7_22a1b3170d48"
      unitRef="pure">0.45</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000171397Member"
      id="t_57_f4f3d96d_4c6c_e0c0_d9b2_ea7a4b1430a9">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g74t67.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20250701_20251231_C000039989Member"
      id="t_52_ba1a73e6_0e69_2031_a109_2f91b4846e75">Nuveen Small/Mid Cap Value Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20250701_20251231_C000039989Member"
      id="t_53_00188a7c_1248_d972_b845_6c75fbfe93e0">Class&#160;I Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20250701_20251231_C000039989Member"
      id="t_54_8caea5d9_4d69_85ca_79c2_30c8f8ceaa7b">NSMRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20250701_20251231_C000039989Member"
      id="t_55_eb2ee00d_8fa2_df7c_4168_5db0171e78cb">This semi-annual&#160;shareholder report contains important information about the Class&#160;I Shares of the Nuveen Small/Mid Cap Value Fund&#160;for the period of&#160;July 1, 2025 to&lt;span style="font-weight:bold"&gt; &lt;/span&gt;December&#160;31, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20250701_20251231_C000039989Member"
      id="t_56_db5d713a_6fc7_e88b_8cc5_20f4d817c7fc">semi-annual&#160;shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20250701_20251231_C000039989Member"
      id="t_57_c2002aff_6680_fa05_aac0_d4779c038007">You can find additional information at https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses. You can also request this information by contacting us at (800)&#160;257&#x2011;8787. </oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20250701_20251231_C000039989Member"
      id="t_58_527341f5_3606_19c7_f7e2_1f2dca1910b4">https://www.nuveen.com/en&#x2011;us/mutual&#x2011;funds/prospectuses</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20250701_20251231_C000039989Member"
      id="t_59_5b7b70f4_5046_5492_f196_93ff6241e82b">(800)&#160;257&#x2011;8787</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20250701_20251231_C000039989Member"
      id="t_49_ebe90004_0baf_4337_a307_055255945b15">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;What were the Fund costs for the last six months? &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(based on a hypothetical $10,000 investment)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:33%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;"&gt;&lt;/td&gt; 
&lt;td style="width:32%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;vertical-align:bottom;text-align:right;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;Cost of a&#x2002;&lt;/div&gt; &lt;div style="margin-top:0pt;margin-bottom:1pt;font-size:8pt;font-family:arial;font-weight:bold;text-align:right;"&gt;$10,000 investment&#x2002;&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;text-align:right;"&gt;&lt;span style="font-weight:bold"&gt;Costs paid as a percentage of&lt;br/&gt; $10,000 investment*&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; padding-left:8pt;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; 
&lt;td colspan="2" style="BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-TOP:0.75pt solid #7fb8e6; BORDER-RIGHT:0.75pt solid #7fb8e6;height:3pt;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-left:8pt;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Class&#160;I Shares&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;$56&#x2002;&lt;/td&gt; 
&lt;td style=" BORDER-LEFT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-RIGHT:0.75pt solid #7fb8e6; BORDER-BOTTOM:0.75pt solid #7fb8e6; padding-right:2pt;vertical-align:bottom;white-space:nowrap;text-align:right;"&gt;1.06%&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;div style="margin-top:6pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;font-size:8pt;font-family:arial;text-align:justify;"&gt;* Annualized for period less than one year.&lt;/div&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20250701_20251231_C000039989Member"
      decimals="INF"
      id="h_33_c1eda53e_e497_40f3_b51e_20807329404c"
      unitRef="USD">56</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20250701_20251231_C000039989Member"
      decimals="4"
      id="h_34_f7238218_e352_42ae_b3f3_d4da511b5250"
      unitRef="pure">0.0106</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20250701_20251231_C000039989Member"
      id="t_50_32dbaad9_3d9e_435f_a871_6400db8a3f00">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;font-size:11pt;font-family:arial;"&gt;&lt;span style="color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt;Fund Statistics &lt;/span&gt;&lt;/span&gt;&lt;span style="font-family:arial"&gt;(as of December&#160;31, 2025)&lt;/span&gt;&lt;span style="font-family:arial;color:#0071ce"&gt;&lt;span style="font-weight:bold"&gt; &lt;/span&gt;&lt;/span&gt;&lt;/div&gt;
&lt;table cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:arial;font-size:8pt;width:96%;border-spacing:0px;margin:0 auto"&gt; 
&lt;tr&gt; 
&lt;td style="width:87%;"&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td&gt;&lt;/td&gt; 
&lt;td style="vertical-align:bottom;width:2%;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Fund net assets&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;$&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;102,799,035&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Total number of portfolio holdings&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;64&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="font-size:1pt"&gt; 
&lt;td style="height:3pt;"&gt;&lt;/td&gt; 
&lt;td colspan="4" style="height:3pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="page-break-inside:avoid;font-family:arial;font-size:8pt"&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:top;"&gt; &lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:1.00em;text-indent:-1.00em;font-size:8pt;font-family:arial;"&gt;Portfolio turnover (%)&lt;/div&gt;&lt;/td&gt; 
&lt;td style=" BORDER-BOTTOM:0.75pt solid #7fb8e6;vertical-align:bottom;"&gt;&#160;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;text-align:right;"&gt;45%&lt;/td&gt; 
&lt;td style="padding-bottom:3pt ;BORDER-BOTTOM:0.75pt solid #7fb8e6;white-space:nowrap;vertical-align:bottom;"&gt;&#160;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20251231_C000039989Member"
      decimals="INF"
      id="h_35_ee68926b_fb39_b1e4_4b90_976b7552fd31"
      unitRef="USD">102799035</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20251231_C000039989Member"
      decimals="INF"
      id="h_36_63678d40_a259_2a10_5f57_00ca967a2645"
      unitRef="Holding">64</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20250701_20251231_C000039989Member"
      decimals="4"
      id="h_37_447863db_b30e_8921_962a_2fc6071c2980"
      unitRef="pure">0.45</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20250701_20251231_C000039989Member"
      id="t_60_cb732780_0d3c_1b3e_eeb1_bed9116be642">&lt;div style="margin-top:0pt;margin-bottom:0pt;margin-left:2%;margin-right:2%;"&gt; 
&lt;img alt="LOGO" src="g72588g1g83n59.jpg"/&gt; &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <link:footnoteLink
      xlink:role="http://www.xbrl.org/2003/role/link"
      xlink:type="extended">
        <link:loc
          xlink:href="#h_10_b6217238_5c8a_4824_b231_726af46c4ac5"
          xlink:label="h_10_b6217238_5c8a_4824_b231_726af46c4ac5"
          xlink:type="locator"/>
        <link:footnote id="f_0011_000001" xlink:label="f_0011_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US"> Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_10_b6217238_5c8a_4824_b231_726af46c4ac5"
          xlink:to="f_0011_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_12_2eeb55e6_6f08_4d3a_8e61_fb51030c2f0c"
          xlink:label="h_12_2eeb55e6_6f08_4d3a_8e61_fb51030c2f0c"
          xlink:type="locator"/>
        <link:footnote id="f_0013_000001" xlink:label="f_0013_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_12_2eeb55e6_6f08_4d3a_8e61_fb51030c2f0c"
          xlink:to="f_0013_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_14_029367ad_f57f_41fa_b6dd_eeb37e97e725"
          xlink:label="h_14_029367ad_f57f_41fa_b6dd_eeb37e97e725"
          xlink:type="locator"/>
        <link:footnote id="f_0015_000001" xlink:label="f_0015_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_14_029367ad_f57f_41fa_b6dd_eeb37e97e725"
          xlink:to="f_0015_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_16_4590cf5b_70e3_4627_82b0_fb130483dd51"
          xlink:label="h_16_4590cf5b_70e3_4627_82b0_fb130483dd51"
          xlink:type="locator"/>
        <link:footnote id="f_0017_000001" xlink:label="f_0017_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_16_4590cf5b_70e3_4627_82b0_fb130483dd51"
          xlink:to="f_0017_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_18_2f48780f_45e7_4522_b4cd_403003e7766a"
          xlink:label="h_18_2f48780f_45e7_4522_b4cd_403003e7766a"
          xlink:type="locator"/>
        <link:footnote id="f_0019_000001" xlink:label="f_0019_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_18_2f48780f_45e7_4522_b4cd_403003e7766a"
          xlink:to="f_0019_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_2_65f650c1_ec26_4a3d_9613_6dc8ac32affb"
          xlink:label="h_2_65f650c1_ec26_4a3d_9613_6dc8ac32affb"
          xlink:type="locator"/>
        <link:footnote id="f_0003_000001" xlink:label="f_0003_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_2_65f650c1_ec26_4a3d_9613_6dc8ac32affb"
          xlink:to="f_0003_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_20_7bbb98a5_7960_4ffb_8d71_f5fb9a6c19e7"
          xlink:label="h_20_7bbb98a5_7960_4ffb_8d71_f5fb9a6c19e7"
          xlink:type="locator"/>
        <link:footnote id="f_0021_000001" xlink:label="f_0021_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_20_7bbb98a5_7960_4ffb_8d71_f5fb9a6c19e7"
          xlink:to="f_0021_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_22_63013573_2acb_40ba_90f9_d43a459c9cd7"
          xlink:label="h_22_63013573_2acb_40ba_90f9_d43a459c9cd7"
          xlink:type="locator"/>
        <link:footnote id="f_0023_000001" xlink:label="f_0023_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_22_63013573_2acb_40ba_90f9_d43a459c9cd7"
          xlink:to="f_0023_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_24_0108b5f5_6759_4c74_bcee_5209ad3df28b"
          xlink:label="h_24_0108b5f5_6759_4c74_bcee_5209ad3df28b"
          xlink:type="locator"/>
        <link:footnote id="f_0025_000001" xlink:label="f_0025_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_24_0108b5f5_6759_4c74_bcee_5209ad3df28b"
          xlink:to="f_0025_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_26_c215a184_902b_46e1_acd4_6f93199addbe"
          xlink:label="h_26_c215a184_902b_46e1_acd4_6f93199addbe"
          xlink:type="locator"/>
        <link:footnote id="f_0027_000001" xlink:label="f_0027_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_26_c215a184_902b_46e1_acd4_6f93199addbe"
          xlink:to="f_0027_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_28_7a1df8c4_7fe3_4a17_895d_dfe98c97d662"
          xlink:label="h_28_7a1df8c4_7fe3_4a17_895d_dfe98c97d662"
          xlink:type="locator"/>
        <link:footnote id="f_0029_000001" xlink:label="f_0029_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_28_7a1df8c4_7fe3_4a17_895d_dfe98c97d662"
          xlink:to="f_0029_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_30_0b650702_4288_46a3_bc9c_01cbcca0cbde"
          xlink:label="h_30_0b650702_4288_46a3_bc9c_01cbcca0cbde"
          xlink:type="locator"/>
        <link:footnote id="f_0031_000001" xlink:label="f_0031_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_30_0b650702_4288_46a3_bc9c_01cbcca0cbde"
          xlink:to="f_0031_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_32_8bf6c46d_dc48_46ba_8563_c9bda32c54b5"
          xlink:label="h_32_8bf6c46d_dc48_46ba_8563_c9bda32c54b5"
          xlink:type="locator"/>
        <link:footnote id="f_0033_000001" xlink:label="f_0033_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_32_8bf6c46d_dc48_46ba_8563_c9bda32c54b5"
          xlink:to="f_0033_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_34_f7238218_e352_42ae_b3f3_d4da511b5250"
          xlink:label="h_34_f7238218_e352_42ae_b3f3_d4da511b5250"
          xlink:type="locator"/>
        <link:footnote id="f_0035_000001" xlink:label="f_0035_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_34_f7238218_e352_42ae_b3f3_d4da511b5250"
          xlink:to="f_0035_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_4_ac951e65_7f45_40bc_b718_9a10587b37bd"
          xlink:label="h_4_ac951e65_7f45_40bc_b718_9a10587b37bd"
          xlink:type="locator"/>
        <link:footnote id="f_0005_000001" xlink:label="f_0005_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_4_ac951e65_7f45_40bc_b718_9a10587b37bd"
          xlink:to="f_0005_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_6_46682673_9c6f_494f_8767_7dcbcc6f6753"
          xlink:label="h_6_46682673_9c6f_494f_8767_7dcbcc6f6753"
          xlink:type="locator"/>
        <link:footnote id="f_0007_000001" xlink:label="f_0007_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_6_46682673_9c6f_494f_8767_7dcbcc6f6753"
          xlink:to="f_0007_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_8_61959f34_99f8_4a29_b78e_23bac2c8dce0"
          xlink:label="h_8_61959f34_99f8_4a29_b78e_23bac2c8dce0"
          xlink:type="locator"/>
        <link:footnote id="f_0009_000001" xlink:label="f_0009_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US"> Annualized for period less than one year.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_8_61959f34_99f8_4a29_b78e_23bac2c8dce0"
          xlink:to="f_0009_000001"
          xlink:type="arc"/>
    </link:footnoteLink>
</xbrl>
