<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xml:lang="en-US"
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:amr="http://www.alphametresources.com/20260630"
  xmlns:country="http://xbrl.sec.gov/country/2026"
  xmlns:dei="http://xbrl.sec.gov/dei/2026"
  xmlns:ecd="http://xbrl.sec.gov/ecd/2026"
  xmlns:iso4217="http://www.xbrl.org/2003/iso4217"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:srt="http://fasb.org/srt/2026"
  xmlns:us-gaap="http://fasb.org/us-gaap/2026"
  xmlns:xbrldi="http://xbrl.org/2006/xbrldi"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <link:schemaRef xlink:href="amr-20260630.xsd" xlink:type="simple"/>
    <context id="c-1">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-2">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <instant>2026-07-31</instant>
        </period>
    </context>
    <context id="c-3">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-4">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-5">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-6">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-7">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-8">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <instant>2024-12-31</instant>
        </period>
    </context>
    <context id="c-9">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <instant>2025-06-30</instant>
        </period>
    </context>
    <context id="c-10">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2024-12-31</instant>
        </period>
    </context>
    <context id="c-11">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2024-12-31</instant>
        </period>
    </context>
    <context id="c-12">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2024-12-31</instant>
        </period>
    </context>
    <context id="c-13">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:TreasuryStockCommonMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2024-12-31</instant>
        </period>
    </context>
    <context id="c-14">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2024-12-31</instant>
        </period>
    </context>
    <context id="c-15">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-03-31</endDate>
        </period>
    </context>
    <context id="c-16">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-03-31</endDate>
        </period>
    </context>
    <context id="c-17">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-03-31</endDate>
        </period>
    </context>
    <context id="c-18">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-03-31</endDate>
        </period>
    </context>
    <context id="c-19">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:TreasuryStockCommonMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-03-31</endDate>
        </period>
    </context>
    <context id="c-20">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-03-31</instant>
        </period>
    </context>
    <context id="c-21">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-03-31</instant>
        </period>
    </context>
    <context id="c-22">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-03-31</instant>
        </period>
    </context>
    <context id="c-23">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:TreasuryStockCommonMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-03-31</instant>
        </period>
    </context>
    <context id="c-24">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-03-31</instant>
        </period>
    </context>
    <context id="c-25">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <instant>2025-03-31</instant>
        </period>
    </context>
    <context id="c-26">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-27">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-28">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-29">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-06-30</instant>
        </period>
    </context>
    <context id="c-30">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-06-30</instant>
        </period>
    </context>
    <context id="c-31">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-06-30</instant>
        </period>
    </context>
    <context id="c-32">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:TreasuryStockCommonMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-06-30</instant>
        </period>
    </context>
    <context id="c-33">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-06-30</instant>
        </period>
    </context>
    <context id="c-34">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-35">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-36">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-37">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:TreasuryStockCommonMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-38">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-39">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-03-31</endDate>
        </period>
    </context>
    <context id="c-40">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-03-31</endDate>
        </period>
    </context>
    <context id="c-41">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-03-31</endDate>
        </period>
    </context>
    <context id="c-42">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-03-31</endDate>
        </period>
    </context>
    <context id="c-43">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-03-31</endDate>
        </period>
    </context>
    <context id="c-44">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:TreasuryStockCommonMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-03-31</endDate>
        </period>
    </context>
    <context id="c-45">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-03-31</instant>
        </period>
    </context>
    <context id="c-46">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-03-31</instant>
        </period>
    </context>
    <context id="c-47">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-03-31</instant>
        </period>
    </context>
    <context id="c-48">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:TreasuryStockCommonMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-03-31</instant>
        </period>
    </context>
    <context id="c-49">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-03-31</instant>
        </period>
    </context>
    <context id="c-50">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <instant>2026-03-31</instant>
        </period>
    </context>
    <context id="c-51">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-52">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-53">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-54">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-55">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:TreasuryStockCommonMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-56">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:CommonStockMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-57">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AdditionalPaidInCapitalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-58">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-59">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:TreasuryStockCommonMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-60">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:RetainedEarningsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-61">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-62">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-63">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-64">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-65">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-66">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-67">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-68">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-69">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-70">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-71">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-72">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-73">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">us-gaap:NonUsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-74">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-75">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-76">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-77">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-78">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-79">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-80">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-81">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-82">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-83">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-84">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-85">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="srt:StatementGeographicalAxis">country:US</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-86">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-87">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-88">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-89">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalMetMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-90">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-91">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-92">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-93">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">amr:CoalThermalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-94">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-95">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-96">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-97">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:ProductOrServiceAxis">us-gaap:PublicUtilitiesInventoryCoalMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-98">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:typedMember dimension="us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis">
                    <us-gaap:date.domain>2026-07-01</us-gaap:date.domain>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-99">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:typedMember dimension="us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis">
                    <us-gaap:date.domain>2027-01-01</us-gaap:date.domain>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-100">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:typedMember dimension="us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis">
                    <us-gaap:date.domain>2028-01-01</us-gaap:date.domain>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-101">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:typedMember dimension="us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis">
                    <us-gaap:date.domain>2029-01-01</us-gaap:date.domain>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-102">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:typedMember dimension="us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis">
                    <us-gaap:date.domain>2030-01-01</us-gaap:date.domain>
                </xbrldi:typedMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-103">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-104">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-105">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-106">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2024-12-31</instant>
        </period>
    </context>
    <context id="c-107">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-108">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-06-30</instant>
        </period>
    </context>
    <context id="c-109">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis">us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-110">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis">us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-111">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis">us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-112">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis">us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-113">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis">us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-114">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis">us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-115">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis">us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-116">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis">us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:StatementEquityComponentsAxis">us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-117">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <instant>2022-03-04</instant>
        </period>
    </context>
    <context id="c-118">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
        </entity>
        <period>
            <startDate>2022-03-05</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-119">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CreditFacilityAxis">us-gaap:RevolvingCreditFacilityMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">amr:AssetBasedRevolvingCreditFacilityMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-05-06</instant>
        </period>
    </context>
    <context id="c-120">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">amr:AssetBasedRevolvingCreditFacilityMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-121">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">amr:AssetBasedRevolvingCreditFacilityMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-122">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CreditFacilityAxis">us-gaap:RevolvingCreditFacilityMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">amr:AssetBasedRevolvingCreditFacilityMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-123">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-124">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-125">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-126">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-127">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-128">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:FairValueByFairValueHierarchyLevelAxis">us-gaap:FairValueInputsLevel3Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-129">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-130">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-131">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-132">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-133">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:PensionPlansDefinedBenefitMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-134">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:DefinedBenefitPostretirementHealthCoverageMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-135">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:DefinedBenefitPostretirementHealthCoverageMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-136">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:DefinedBenefitPostretirementHealthCoverageMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-137">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:DefinedBenefitPostretirementHealthCoverageMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-138">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:OtherCommitmentsAxis">amr:AdditionalDTAInvestmentMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-139">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:OtherCommitmentsAxis">amr:PartnershipInterestInCentauriGroundSupportLLCMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-04-30</instant>
        </period>
    </context>
    <context id="c-140">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:GuaranteeObligationsByNatureAxis">us-gaap:SuretyBondMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-141">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">us-gaap:CollateralPledgedMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:GuaranteeObligationsByNatureAxis">amr:ReclamationRelatedObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-142">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:WorkersCompensationAndBlackLungObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-143">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:WorkersCompensationAndBlackLungObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-144">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:ReclamationRelatedObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-145">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:ReclamationRelatedObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-146">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:FinancialPaymentsAndOtherPerformanceObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-147">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:FinancialPaymentsAndOtherPerformanceObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-148">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:WorkersCompensationObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-149">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:WorkersCompensationObligationsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-150">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:OtherOperatingAgreementsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2026-06-30</instant>
        </period>
    </context>
    <context id="c-151">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:CollateralAxis">amr:OtherOperatingAgreementsMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-12-31</instant>
        </period>
    </context>
    <context id="c-152">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MinimumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:DefinedBenefitPostretirementHealthCoverageMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-01-31</instant>
        </period>
    </context>
    <context id="c-153">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:RangeAxis">srt:MaximumMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:DefinedBenefitPostretirementHealthCoverageMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <instant>2025-01-31</instant>
        </period>
    </context>
    <context id="c-154">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:RetirementPlanTypeAxis">us-gaap:DefinedBenefitPostretirementHealthCoverageMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-14</startDate>
            <endDate>2025-01-14</endDate>
        </period>
    </context>
    <context id="c-155">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">amr:MetMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-156">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">amr:MetMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-157">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">amr:MetMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-158">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementBusinessSegmentsAxis">amr:MetMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-159">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:GeographicDistributionAxis">amr:ExportCoalRevenueMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-160">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:GeographicDistributionAxis">amr:ExportCoalRevenueMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-161">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:GeographicDistributionAxis">amr:ExportCoalRevenueMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-162">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:GeographicDistributionAxis">amr:ExportCoalRevenueMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-163">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:GeographicConcentrationRiskMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:GeographicDistributionAxis">amr:ExportCoalRevenueMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-164">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:GeographicConcentrationRiskMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:GeographicDistributionAxis">amr:ExportCoalRevenueMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-165">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:GeographicConcentrationRiskMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:GeographicDistributionAxis">amr:ExportCoalRevenueMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-166">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:GeographicConcentrationRiskMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:GeographicDistributionAxis">amr:ExportCoalRevenueMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-167">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:MajorCustomersAxis">amr:CustomerOneMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-168">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:MajorCustomersAxis">amr:CustomerOneMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-169">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:MajorCustomersAxis">amr:CustomerOneMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-170">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:MajorCustomersAxis">amr:CustomerOneMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-171">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:MajorCustomersAxis">amr:TopTenCustomersMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-172">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:MajorCustomersAxis">amr:TopTenCustomersMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-173">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:MajorCustomersAxis">amr:TopTenCustomersMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-174">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="srt:MajorCustomersAxis">amr:TopTenCustomersMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-175">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-04-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-176">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-04-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-177">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-178">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:SalesRevenueNetMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <context id="c-179">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:AccountsReceivableMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2026-01-01</startDate>
            <endDate>2026-06-30</endDate>
        </period>
    </context>
    <context id="c-180">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001704715</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByBenchmarkAxis">us-gaap:AccountsReceivableMember</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="us-gaap:ConcentrationRiskByTypeAxis">us-gaap:CustomerConcentrationRiskMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2025-01-01</startDate>
            <endDate>2025-06-30</endDate>
        </period>
    </context>
    <unit id="shares">
        <measure>shares</measure>
    </unit>
    <unit id="usd">
        <measure>iso4217:USD</measure>
    </unit>
    <unit id="usdPerShare">
        <divide>
            <unitNumerator>
                <measure>iso4217:USD</measure>
            </unitNumerator>
            <unitDenominator>
                <measure>shares</measure>
            </unitDenominator>
        </divide>
    </unit>
    <unit id="number">
        <measure>pure</measure>
    </unit>
    <unit id="segment">
        <measure>amr:segment</measure>
    </unit>
    <unit id="mine">
        <measure>amr:mine</measure>
    </unit>
    <unit id="customer">
        <measure>amr:customer</measure>
    </unit>
    <dei:EntityCentralIndexKey contextRef="c-1" id="f-25">0001704715</dei:EntityCentralIndexKey>
    <dei:CurrentFiscalYearEndDate contextRef="c-1" id="f-26">--12-31</dei:CurrentFiscalYearEndDate>
    <dei:DocumentFiscalYearFocus contextRef="c-1" id="f-27">2026</dei:DocumentFiscalYearFocus>
    <dei:DocumentFiscalPeriodFocus contextRef="c-1" id="f-28">Q2</dei:DocumentFiscalPeriodFocus>
    <dei:AmendmentFlag contextRef="c-1" id="f-29">false</dei:AmendmentFlag>
    <us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1 contextRef="c-98" id="f-419">P6M</us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1>
    <us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1 contextRef="c-99" id="f-420">P1Y</us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1>
    <us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1 contextRef="c-100" id="f-421">P1Y</us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1>
    <us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1 contextRef="c-101" id="f-422">P1Y</us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1>
    <us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1 contextRef="c-102" id="f-423">P1Y</us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1>
    <dei:DocumentType contextRef="c-1" id="f-1">10-Q</dei:DocumentType>
    <dei:DocumentQuarterlyReport contextRef="c-1" id="f-2">true</dei:DocumentQuarterlyReport>
    <dei:DocumentPeriodEndDate contextRef="c-1" id="f-3">2026-06-30</dei:DocumentPeriodEndDate>
    <dei:DocumentTransitionReport contextRef="c-1" id="f-4">false</dei:DocumentTransitionReport>
    <dei:EntityFileNumber contextRef="c-1" id="f-5">001-38735</dei:EntityFileNumber>
    <dei:EntityRegistrantName contextRef="c-1" id="f-6">ALPHA METALLURGICAL RESOURCES, INC.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode contextRef="c-1" id="f-7">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityTaxIdentificationNumber contextRef="c-1" id="f-8">81-3015061</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1 contextRef="c-1" id="f-9">340 Martin Luther King Jr. Blvd.</dei:EntityAddressAddressLine1>
    <dei:EntityAddressCityOrTown contextRef="c-1" id="f-10">Bristol</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince contextRef="c-1" id="f-11">TN</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode contextRef="c-1" id="f-12">37620</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode contextRef="c-1" id="f-13">423</dei:CityAreaCode>
    <dei:LocalPhoneNumber contextRef="c-1" id="f-14">573-0300</dei:LocalPhoneNumber>
    <dei:Security12bTitle contextRef="c-1" id="f-15">Common Stock</dei:Security12bTitle>
    <dei:TradingSymbol contextRef="c-1" id="f-16">AMR</dei:TradingSymbol>
    <dei:SecurityExchangeName contextRef="c-1" id="f-17">NYSE</dei:SecurityExchangeName>
    <dei:EntityCurrentReportingStatus contextRef="c-1" id="f-18">Yes</dei:EntityCurrentReportingStatus>
    <dei:EntityInteractiveDataCurrent contextRef="c-1" id="f-19">Yes</dei:EntityInteractiveDataCurrent>
    <dei:EntityFilerCategory contextRef="c-1" id="f-20">Large Accelerated Filer</dei:EntityFilerCategory>
    <dei:EntitySmallBusiness contextRef="c-1" id="f-21">false</dei:EntitySmallBusiness>
    <dei:EntityEmergingGrowthCompany contextRef="c-1" id="f-22">false</dei:EntityEmergingGrowthCompany>
    <dei:EntityShellCompany contextRef="c-1" id="f-23">false</dei:EntityShellCompany>
    <dei:EntityCommonStockSharesOutstanding contextRef="c-2" decimals="INF" id="f-24" unitRef="shares">12679045</dei:EntityCommonStockSharesOutstanding>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-3" decimals="-3" id="f-30" unitRef="usd">491505000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-4" decimals="-3" id="f-31" unitRef="usd">548675000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-1" decimals="-3" id="f-32" unitRef="usd">1015038000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-5" decimals="-3" id="f-33" unitRef="usd">1078342000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:OtherIncome contextRef="c-3" decimals="-3" id="f-34" unitRef="usd">1351000</us-gaap:OtherIncome>
    <us-gaap:OtherIncome contextRef="c-4" decimals="-3" id="f-35" unitRef="usd">1599000</us-gaap:OtherIncome>
    <us-gaap:OtherIncome contextRef="c-1" decimals="-3" id="f-36" unitRef="usd">2805000</us-gaap:OtherIncome>
    <us-gaap:OtherIncome contextRef="c-5" decimals="-3" id="f-37" unitRef="usd">3889000</us-gaap:OtherIncome>
    <us-gaap:Revenues contextRef="c-3" decimals="-3" id="f-38" unitRef="usd">492856000</us-gaap:Revenues>
    <us-gaap:Revenues contextRef="c-4" decimals="-3" id="f-39" unitRef="usd">550274000</us-gaap:Revenues>
    <us-gaap:Revenues contextRef="c-1" decimals="-3" id="f-40" unitRef="usd">1017843000</us-gaap:Revenues>
    <us-gaap:Revenues contextRef="c-5" decimals="-3" id="f-41" unitRef="usd">1082231000</us-gaap:Revenues>
    <us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization contextRef="c-3" decimals="-3" id="f-42" unitRef="usd">443663000</us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization>
    <us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization contextRef="c-4" decimals="-3" id="f-43" unitRef="usd">479953000</us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization>
    <us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization contextRef="c-1" decimals="-3" id="f-44" unitRef="usd">918052000</us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization>
    <us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization contextRef="c-5" decimals="-3" id="f-45" unitRef="usd">984537000</us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization>
    <amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles contextRef="c-3" decimals="-3" id="f-46" unitRef="usd">36044000</amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles>
    <amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles contextRef="c-4" decimals="-3" id="f-47" unitRef="usd">44822000</amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles>
    <amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles contextRef="c-1" decimals="-3" id="f-48" unitRef="usd">75970000</amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles>
    <amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles contextRef="c-5" decimals="-3" id="f-49" unitRef="usd">88732000</amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-3" decimals="-3" id="f-50" unitRef="usd">5214000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-4" decimals="-3" id="f-51" unitRef="usd">5508000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-1" decimals="-3" id="f-52" unitRef="usd">10429000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-5" decimals="-3" id="f-53" unitRef="usd">11122000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-3" decimals="-3" id="f-54" unitRef="usd">876000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-4" decimals="-3" id="f-55" unitRef="usd">1357000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-1" decimals="-3" id="f-56" unitRef="usd">1752000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-5" decimals="-3" id="f-57" unitRef="usd">2714000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:SellingGeneralAndAdministrativeExpense contextRef="c-3" decimals="-3" id="f-58" unitRef="usd">17257000</us-gaap:SellingGeneralAndAdministrativeExpense>
    <us-gaap:SellingGeneralAndAdministrativeExpense contextRef="c-4" decimals="-3" id="f-59" unitRef="usd">15216000</us-gaap:SellingGeneralAndAdministrativeExpense>
    <us-gaap:SellingGeneralAndAdministrativeExpense contextRef="c-1" decimals="-3" id="f-60" unitRef="usd">33855000</us-gaap:SellingGeneralAndAdministrativeExpense>
    <us-gaap:SellingGeneralAndAdministrativeExpense contextRef="c-5" decimals="-3" id="f-61" unitRef="usd">30640000</us-gaap:SellingGeneralAndAdministrativeExpense>
    <us-gaap:OtherOperatingIncomeExpenseNet contextRef="c-3" decimals="-3" id="f-62" unitRef="usd">-302000</us-gaap:OtherOperatingIncomeExpenseNet>
    <us-gaap:OtherOperatingIncomeExpenseNet contextRef="c-4" decimals="-3" id="f-63" unitRef="usd">-763000</us-gaap:OtherOperatingIncomeExpenseNet>
    <us-gaap:OtherOperatingIncomeExpenseNet contextRef="c-1" decimals="-3" id="f-64" unitRef="usd">1283000</us-gaap:OtherOperatingIncomeExpenseNet>
    <us-gaap:OtherOperatingIncomeExpenseNet contextRef="c-5" decimals="-3" id="f-65" unitRef="usd">-2006000</us-gaap:OtherOperatingIncomeExpenseNet>
    <us-gaap:CostsAndExpenses contextRef="c-3" decimals="-3" id="f-66" unitRef="usd">503356000</us-gaap:CostsAndExpenses>
    <us-gaap:CostsAndExpenses contextRef="c-4" decimals="-3" id="f-67" unitRef="usd">547619000</us-gaap:CostsAndExpenses>
    <us-gaap:CostsAndExpenses contextRef="c-1" decimals="-3" id="f-68" unitRef="usd">1038775000</us-gaap:CostsAndExpenses>
    <us-gaap:CostsAndExpenses contextRef="c-5" decimals="-3" id="f-69" unitRef="usd">1119751000</us-gaap:CostsAndExpenses>
    <us-gaap:OperatingIncomeLoss contextRef="c-3" decimals="-3" id="f-70" unitRef="usd">-10500000</us-gaap:OperatingIncomeLoss>
    <us-gaap:OperatingIncomeLoss contextRef="c-4" decimals="-3" id="f-71" unitRef="usd">2655000</us-gaap:OperatingIncomeLoss>
    <us-gaap:OperatingIncomeLoss contextRef="c-1" decimals="-3" id="f-72" unitRef="usd">-20932000</us-gaap:OperatingIncomeLoss>
    <us-gaap:OperatingIncomeLoss contextRef="c-5" decimals="-3" id="f-73" unitRef="usd">-37520000</us-gaap:OperatingIncomeLoss>
    <us-gaap:InterestExpenseNonoperating contextRef="c-3" decimals="-3" id="f-74" unitRef="usd">962000</us-gaap:InterestExpenseNonoperating>
    <us-gaap:InterestExpenseNonoperating contextRef="c-4" decimals="-3" id="f-75" unitRef="usd">761000</us-gaap:InterestExpenseNonoperating>
    <us-gaap:InterestExpenseNonoperating contextRef="c-1" decimals="-3" id="f-76" unitRef="usd">1803000</us-gaap:InterestExpenseNonoperating>
    <us-gaap:InterestExpenseNonoperating contextRef="c-5" decimals="-3" id="f-77" unitRef="usd">1524000</us-gaap:InterestExpenseNonoperating>
    <us-gaap:InvestmentIncomeInterest contextRef="c-3" decimals="-3" id="f-78" unitRef="usd">2919000</us-gaap:InvestmentIncomeInterest>
    <us-gaap:InvestmentIncomeInterest contextRef="c-4" decimals="-3" id="f-79" unitRef="usd">4199000</us-gaap:InvestmentIncomeInterest>
    <us-gaap:InvestmentIncomeInterest contextRef="c-1" decimals="-3" id="f-80" unitRef="usd">7125000</us-gaap:InvestmentIncomeInterest>
    <us-gaap:InvestmentIncomeInterest contextRef="c-5" decimals="-3" id="f-81" unitRef="usd">8245000</us-gaap:InvestmentIncomeInterest>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-3" decimals="-3" id="f-82" unitRef="usd">-6717000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-4" decimals="-3" id="f-83" unitRef="usd">-8736000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-1" decimals="-3" id="f-84" unitRef="usd">-12450000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-5" decimals="-3" id="f-85" unitRef="usd">-13696000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:OtherNonoperatingIncomeExpense contextRef="c-3" decimals="-3" id="f-86" unitRef="usd">-3587000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:OtherNonoperatingIncomeExpense contextRef="c-4" decimals="-3" id="f-87" unitRef="usd">-3559000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:OtherNonoperatingIncomeExpense contextRef="c-1" decimals="-3" id="f-88" unitRef="usd">-7145000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:OtherNonoperatingIncomeExpense contextRef="c-5" decimals="-3" id="f-89" unitRef="usd">-7091000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:NonoperatingIncomeExpense contextRef="c-3" decimals="-3" id="f-90" unitRef="usd">-8347000</us-gaap:NonoperatingIncomeExpense>
    <us-gaap:NonoperatingIncomeExpense contextRef="c-4" decimals="-3" id="f-91" unitRef="usd">-8857000</us-gaap:NonoperatingIncomeExpense>
    <us-gaap:NonoperatingIncomeExpense contextRef="c-1" decimals="-3" id="f-92" unitRef="usd">-14273000</us-gaap:NonoperatingIncomeExpense>
    <us-gaap:NonoperatingIncomeExpense contextRef="c-5" decimals="-3" id="f-93" unitRef="usd">-14066000</us-gaap:NonoperatingIncomeExpense>
    <us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest contextRef="c-3" decimals="-3" id="f-94" unitRef="usd">-18847000</us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest>
    <us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest contextRef="c-4" decimals="-3" id="f-95" unitRef="usd">-6202000</us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest>
    <us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest contextRef="c-1" decimals="-3" id="f-96" unitRef="usd">-35205000</us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest>
    <us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest contextRef="c-5" decimals="-3" id="f-97" unitRef="usd">-51586000</us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-3" decimals="-3" id="f-98" unitRef="usd">-6595000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-4" decimals="-3" id="f-99" unitRef="usd">-1248000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-1" decimals="-3" id="f-100" unitRef="usd">-11921000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-5" decimals="-3" id="f-101" unitRef="usd">-12685000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:NetIncomeLoss contextRef="c-3" decimals="-3" id="f-102" unitRef="usd">-12252000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-4" decimals="-3" id="f-103" unitRef="usd">-4954000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-1" decimals="-3" id="f-104" unitRef="usd">-23284000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-5" decimals="-3" id="f-105" unitRef="usd">-38901000</us-gaap:NetIncomeLoss>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-3"
      decimals="2"
      id="f-106"
      unitRef="usdPerShare">-0.96</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-4"
      decimals="2"
      id="f-107"
      unitRef="usdPerShare">-0.38</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-1"
      decimals="2"
      id="f-108"
      unitRef="usdPerShare">-1.83</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-5"
      decimals="2"
      id="f-109"
      unitRef="usdPerShare">-2.98</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareDiluted
      contextRef="c-3"
      decimals="2"
      id="f-110"
      unitRef="usdPerShare">-0.96</us-gaap:EarningsPerShareDiluted>
    <us-gaap:EarningsPerShareDiluted
      contextRef="c-4"
      decimals="2"
      id="f-111"
      unitRef="usdPerShare">-0.38</us-gaap:EarningsPerShareDiluted>
    <us-gaap:EarningsPerShareDiluted
      contextRef="c-1"
      decimals="2"
      id="f-112"
      unitRef="usdPerShare">-1.83</us-gaap:EarningsPerShareDiluted>
    <us-gaap:EarningsPerShareDiluted
      contextRef="c-5"
      decimals="2"
      id="f-113"
      unitRef="usdPerShare">-2.98</us-gaap:EarningsPerShareDiluted>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic contextRef="c-3" decimals="0" id="f-114" unitRef="shares">12713728</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic contextRef="c-4" decimals="0" id="f-115" unitRef="shares">13057749</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic contextRef="c-1" decimals="0" id="f-116" unitRef="shares">12756644</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic contextRef="c-5" decimals="0" id="f-117" unitRef="shares">13052706</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding contextRef="c-3" decimals="0" id="f-118" unitRef="shares">12713728</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding contextRef="c-4" decimals="0" id="f-119" unitRef="shares">13057749</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding contextRef="c-1" decimals="0" id="f-120" unitRef="shares">12756644</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding contextRef="c-5" decimals="0" id="f-121" unitRef="shares">13052706</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:NetIncomeLoss contextRef="c-3" decimals="-3" id="f-122" unitRef="usd">-12252000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-4" decimals="-3" id="f-123" unitRef="usd">-4954000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-1" decimals="-3" id="f-124" unitRef="usd">-23284000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-5" decimals="-3" id="f-125" unitRef="usd">-38901000</us-gaap:NetIncomeLoss>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent contextRef="c-3" decimals="-3" id="f-126" unitRef="usd">-4489000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent contextRef="c-4" decimals="-3" id="f-127" unitRef="usd">246000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent contextRef="c-1" decimals="-3" id="f-128" unitRef="usd">-6708000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent contextRef="c-5" decimals="-3" id="f-129" unitRef="usd">-1144000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent contextRef="c-3" decimals="-3" id="f-130" unitRef="usd">-978000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent contextRef="c-4" decimals="-3" id="f-131" unitRef="usd">54000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent contextRef="c-1" decimals="-3" id="f-132" unitRef="usd">-1462000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent contextRef="c-5" decimals="-3" id="f-133" unitRef="usd">-249000</us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-3" decimals="-3" id="f-134" unitRef="usd">3511000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-4" decimals="-3" id="f-135" unitRef="usd">-192000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-1" decimals="-3" id="f-136" unitRef="usd">5246000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-5" decimals="-3" id="f-137" unitRef="usd">895000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:ComprehensiveIncomeNetOfTax contextRef="c-3" decimals="-3" id="f-138" unitRef="usd">-8741000</us-gaap:ComprehensiveIncomeNetOfTax>
    <us-gaap:ComprehensiveIncomeNetOfTax contextRef="c-4" decimals="-3" id="f-139" unitRef="usd">-5146000</us-gaap:ComprehensiveIncomeNetOfTax>
    <us-gaap:ComprehensiveIncomeNetOfTax contextRef="c-1" decimals="-3" id="f-140" unitRef="usd">-18038000</us-gaap:ComprehensiveIncomeNetOfTax>
    <us-gaap:ComprehensiveIncomeNetOfTax contextRef="c-5" decimals="-3" id="f-141" unitRef="usd">-38006000</us-gaap:ComprehensiveIncomeNetOfTax>
    <us-gaap:CashAndCashEquivalentsAtCarryingValue contextRef="c-6" decimals="-3" id="f-142" unitRef="usd">307595000</us-gaap:CashAndCashEquivalentsAtCarryingValue>
    <us-gaap:CashAndCashEquivalentsAtCarryingValue contextRef="c-7" decimals="-3" id="f-143" unitRef="usd">365974000</us-gaap:CashAndCashEquivalentsAtCarryingValue>
    <us-gaap:ShortTermInvestments contextRef="c-6" decimals="-3" id="f-144" unitRef="usd">30887000</us-gaap:ShortTermInvestments>
    <us-gaap:ShortTermInvestments contextRef="c-7" decimals="-3" id="f-145" unitRef="usd">49582000</us-gaap:ShortTermInvestments>
    <us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent contextRef="c-6" decimals="-3" id="f-146" unitRef="usd">2714000</us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent>
    <us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent contextRef="c-7" decimals="-3" id="f-147" unitRef="usd">2519000</us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent>
    <us-gaap:AccountsReceivableNetCurrent contextRef="c-6" decimals="-3" id="f-148" unitRef="usd">230565000</us-gaap:AccountsReceivableNetCurrent>
    <us-gaap:AccountsReceivableNetCurrent contextRef="c-7" decimals="-3" id="f-149" unitRef="usd">278620000</us-gaap:AccountsReceivableNetCurrent>
    <us-gaap:InventoryNet contextRef="c-6" decimals="-3" id="f-150" unitRef="usd">262435000</us-gaap:InventoryNet>
    <us-gaap:InventoryNet contextRef="c-7" decimals="-3" id="f-151" unitRef="usd">193000000</us-gaap:InventoryNet>
    <us-gaap:PrepaidExpenseAndOtherAssetsCurrent contextRef="c-6" decimals="-3" id="f-152" unitRef="usd">30981000</us-gaap:PrepaidExpenseAndOtherAssetsCurrent>
    <us-gaap:PrepaidExpenseAndOtherAssetsCurrent contextRef="c-7" decimals="-3" id="f-153" unitRef="usd">31132000</us-gaap:PrepaidExpenseAndOtherAssetsCurrent>
    <us-gaap:AssetsCurrent contextRef="c-6" decimals="-3" id="f-154" unitRef="usd">862463000</us-gaap:AssetsCurrent>
    <us-gaap:AssetsCurrent contextRef="c-7" decimals="-3" id="f-155" unitRef="usd">918308000</us-gaap:AssetsCurrent>
    <us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization contextRef="c-6" decimals="-3" id="f-156" unitRef="usd">837738000</us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization>
    <us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization contextRef="c-7" decimals="-3" id="f-157" unitRef="usd">774101000</us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization>
    <us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization contextRef="c-6" decimals="-3" id="f-158" unitRef="usd">637737000</us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization>
    <us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization contextRef="c-7" decimals="-3" id="f-159" unitRef="usd">621866000</us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization>
    <us-gaap:MineralPropertiesAccumulatedDepletion contextRef="c-6" decimals="-3" id="f-160" unitRef="usd">162223000</us-gaap:MineralPropertiesAccumulatedDepletion>
    <us-gaap:MineralPropertiesAccumulatedDepletion contextRef="c-7" decimals="-3" id="f-161" unitRef="usd">150616000</us-gaap:MineralPropertiesAccumulatedDepletion>
    <us-gaap:MineralRights contextRef="c-6" decimals="-3" id="f-162" unitRef="usd">408456000</us-gaap:MineralRights>
    <us-gaap:MineralRights contextRef="c-7" decimals="-3" id="f-163" unitRef="usd">416944000</us-gaap:MineralRights>
    <us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization contextRef="c-6" decimals="-3" id="f-164" unitRef="usd">44825000</us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization>
    <us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization contextRef="c-7" decimals="-3" id="f-165" unitRef="usd">43072000</us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization>
    <us-gaap:IntangibleAssetsNetExcludingGoodwill contextRef="c-6" decimals="-3" id="f-166" unitRef="usd">32700000</us-gaap:IntangibleAssetsNetExcludingGoodwill>
    <us-gaap:IntangibleAssetsNetExcludingGoodwill contextRef="c-7" decimals="-3" id="f-167" unitRef="usd">34452000</us-gaap:IntangibleAssetsNetExcludingGoodwill>
    <us-gaap:RestrictedCashNoncurrent contextRef="c-6" decimals="-3" id="f-168" unitRef="usd">128219000</us-gaap:RestrictedCashNoncurrent>
    <us-gaap:RestrictedCashNoncurrent contextRef="c-7" decimals="-3" id="f-169" unitRef="usd">126911000</us-gaap:RestrictedCashNoncurrent>
    <us-gaap:RestrictedInvestmentsNoncurrent contextRef="c-6" decimals="-3" id="f-170" unitRef="usd">34453000</us-gaap:RestrictedInvestmentsNoncurrent>
    <us-gaap:RestrictedInvestmentsNoncurrent contextRef="c-7" decimals="-3" id="f-171" unitRef="usd">34356000</us-gaap:RestrictedInvestmentsNoncurrent>
    <us-gaap:DeferredIncomeTaxAssetsNet contextRef="c-6" decimals="-3" id="f-172" unitRef="usd">8361000</us-gaap:DeferredIncomeTaxAssetsNet>
    <us-gaap:DeferredIncomeTaxAssetsNet contextRef="c-7" decimals="-3" id="f-173" unitRef="usd">8087000</us-gaap:DeferredIncomeTaxAssetsNet>
    <us-gaap:OtherAssetsNoncurrent contextRef="c-6" decimals="-3" id="f-174" unitRef="usd">143358000</us-gaap:OtherAssetsNoncurrent>
    <us-gaap:OtherAssetsNoncurrent contextRef="c-7" decimals="-3" id="f-175" unitRef="usd">119702000</us-gaap:OtherAssetsNoncurrent>
    <us-gaap:Assets contextRef="c-6" decimals="-3" id="f-176" unitRef="usd">2255747000</us-gaap:Assets>
    <us-gaap:Assets contextRef="c-7" decimals="-3" id="f-177" unitRef="usd">2280626000</us-gaap:Assets>
    <us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent contextRef="c-6" decimals="-3" id="f-178" unitRef="usd">3199000</us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent>
    <us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent contextRef="c-7" decimals="-3" id="f-179" unitRef="usd">3575000</us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent>
    <us-gaap:AccountsPayableCurrent contextRef="c-6" decimals="-3" id="f-180" unitRef="usd">86714000</us-gaap:AccountsPayableCurrent>
    <us-gaap:AccountsPayableCurrent contextRef="c-7" decimals="-3" id="f-181" unitRef="usd">66169000</us-gaap:AccountsPayableCurrent>
    <amr:AccruedLiabilitiesAndOtherLiabilitiesCurrent contextRef="c-6" decimals="-3" id="f-182" unitRef="usd">163346000</amr:AccruedLiabilitiesAndOtherLiabilitiesCurrent>
    <amr:AccruedLiabilitiesAndOtherLiabilitiesCurrent contextRef="c-7" decimals="-3" id="f-183" unitRef="usd">135778000</amr:AccruedLiabilitiesAndOtherLiabilitiesCurrent>
    <us-gaap:LiabilitiesCurrent contextRef="c-6" decimals="-3" id="f-184" unitRef="usd">253259000</us-gaap:LiabilitiesCurrent>
    <us-gaap:LiabilitiesCurrent contextRef="c-7" decimals="-3" id="f-185" unitRef="usd">205522000</us-gaap:LiabilitiesCurrent>
    <us-gaap:LongTermDebtAndCapitalLeaseObligations contextRef="c-6" decimals="-3" id="f-186" unitRef="usd">8202000</us-gaap:LongTermDebtAndCapitalLeaseObligations>
    <us-gaap:LongTermDebtAndCapitalLeaseObligations contextRef="c-7" decimals="-3" id="f-187" unitRef="usd">9841000</us-gaap:LongTermDebtAndCapitalLeaseObligations>
    <amr:LiabilityDefinedBenefitPlanPostretirementBlackLungHealthCoverageAndWorkersCompensationNoncurrent contextRef="c-6" decimals="-3" id="f-188" unitRef="usd">188596000</amr:LiabilityDefinedBenefitPlanPostretirementBlackLungHealthCoverageAndWorkersCompensationNoncurrent>
    <amr:LiabilityDefinedBenefitPlanPostretirementBlackLungHealthCoverageAndWorkersCompensationNoncurrent contextRef="c-7" decimals="-3" id="f-189" unitRef="usd">190965000</amr:LiabilityDefinedBenefitPlanPostretirementBlackLungHealthCoverageAndWorkersCompensationNoncurrent>
    <us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent contextRef="c-6" decimals="-3" id="f-190" unitRef="usd">76077000</us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent>
    <us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent contextRef="c-7" decimals="-3" id="f-191" unitRef="usd">87317000</us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent>
    <us-gaap:AssetRetirementObligationsNoncurrent contextRef="c-6" decimals="-3" id="f-192" unitRef="usd">204242000</us-gaap:AssetRetirementObligationsNoncurrent>
    <us-gaap:AssetRetirementObligationsNoncurrent contextRef="c-7" decimals="-3" id="f-193" unitRef="usd">204745000</us-gaap:AssetRetirementObligationsNoncurrent>
    <us-gaap:DeferredIncomeTaxLiabilitiesNet contextRef="c-6" decimals="-3" id="f-194" unitRef="usd">5237000</us-gaap:DeferredIncomeTaxLiabilitiesNet>
    <us-gaap:DeferredIncomeTaxLiabilitiesNet contextRef="c-7" decimals="-3" id="f-195" unitRef="usd">15433000</us-gaap:DeferredIncomeTaxLiabilitiesNet>
    <us-gaap:OtherLiabilitiesNoncurrent contextRef="c-6" decimals="-3" id="f-196" unitRef="usd">21315000</us-gaap:OtherLiabilitiesNoncurrent>
    <us-gaap:OtherLiabilitiesNoncurrent contextRef="c-7" decimals="-3" id="f-197" unitRef="usd">21308000</us-gaap:OtherLiabilitiesNoncurrent>
    <us-gaap:Liabilities contextRef="c-6" decimals="-3" id="f-198" unitRef="usd">756928000</us-gaap:Liabilities>
    <us-gaap:Liabilities contextRef="c-7" decimals="-3" id="f-199" unitRef="usd">735131000</us-gaap:Liabilities>
    <us-gaap:CommitmentsAndContingencies contextRef="c-6" id="f-200" unitRef="usd" xsi:nil="true"/>
    <us-gaap:CommitmentsAndContingencies contextRef="c-7" id="f-201" unitRef="usd" xsi:nil="true"/>
    <us-gaap:PreferredStockParOrStatedValuePerShare
      contextRef="c-7"
      decimals="INF"
      id="f-202"
      unitRef="usdPerShare">0.01</us-gaap:PreferredStockParOrStatedValuePerShare>
    <us-gaap:PreferredStockParOrStatedValuePerShare
      contextRef="c-6"
      decimals="INF"
      id="f-203"
      unitRef="usdPerShare">0.01</us-gaap:PreferredStockParOrStatedValuePerShare>
    <us-gaap:PreferredStockSharesAuthorized contextRef="c-6" decimals="INF" id="f-204" unitRef="shares">5000000</us-gaap:PreferredStockSharesAuthorized>
    <us-gaap:PreferredStockSharesAuthorized contextRef="c-7" decimals="INF" id="f-205" unitRef="shares">5000000</us-gaap:PreferredStockSharesAuthorized>
    <us-gaap:PreferredStockSharesIssued contextRef="c-7" decimals="INF" id="f-206" unitRef="shares">0</us-gaap:PreferredStockSharesIssued>
    <us-gaap:PreferredStockSharesIssued contextRef="c-6" decimals="INF" id="f-207" unitRef="shares">0</us-gaap:PreferredStockSharesIssued>
    <us-gaap:PreferredStockValue contextRef="c-6" decimals="-3" id="f-208" unitRef="usd">0</us-gaap:PreferredStockValue>
    <us-gaap:PreferredStockValue contextRef="c-7" decimals="-3" id="f-209" unitRef="usd">0</us-gaap:PreferredStockValue>
    <us-gaap:CommonStockParOrStatedValuePerShare
      contextRef="c-6"
      decimals="INF"
      id="f-210"
      unitRef="usdPerShare">0.01</us-gaap:CommonStockParOrStatedValuePerShare>
    <us-gaap:CommonStockParOrStatedValuePerShare
      contextRef="c-7"
      decimals="INF"
      id="f-211"
      unitRef="usdPerShare">0.01</us-gaap:CommonStockParOrStatedValuePerShare>
    <us-gaap:CommonStockSharesAuthorized contextRef="c-6" decimals="INF" id="f-212" unitRef="shares">50000000</us-gaap:CommonStockSharesAuthorized>
    <us-gaap:CommonStockSharesAuthorized contextRef="c-7" decimals="INF" id="f-213" unitRef="shares">50000000</us-gaap:CommonStockSharesAuthorized>
    <us-gaap:CommonStockSharesIssued contextRef="c-6" decimals="INF" id="f-214" unitRef="shares">22496891</us-gaap:CommonStockSharesIssued>
    <us-gaap:CommonStockSharesOutstanding contextRef="c-6" decimals="INF" id="f-215" unitRef="shares">12685495</us-gaap:CommonStockSharesOutstanding>
    <us-gaap:CommonStockSharesIssued contextRef="c-7" decimals="INF" id="f-216" unitRef="shares">22437379</us-gaap:CommonStockSharesIssued>
    <us-gaap:CommonStockSharesOutstanding contextRef="c-7" decimals="INF" id="f-217" unitRef="shares">12805909</us-gaap:CommonStockSharesOutstanding>
    <us-gaap:CommonStockValue contextRef="c-6" decimals="-3" id="f-218" unitRef="usd">225000</us-gaap:CommonStockValue>
    <us-gaap:CommonStockValue contextRef="c-7" decimals="-3" id="f-219" unitRef="usd">224000</us-gaap:CommonStockValue>
    <us-gaap:AdditionalPaidInCapital contextRef="c-6" decimals="-3" id="f-220" unitRef="usd">860001000</us-gaap:AdditionalPaidInCapital>
    <us-gaap:AdditionalPaidInCapital contextRef="c-7" decimals="-3" id="f-221" unitRef="usd">852030000</us-gaap:AdditionalPaidInCapital>
    <us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax contextRef="c-6" decimals="-3" id="f-222" unitRef="usd">-55187000</us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax>
    <us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax contextRef="c-7" decimals="-3" id="f-223" unitRef="usd">-60433000</us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax>
    <us-gaap:TreasuryStockCommonShares contextRef="c-6" decimals="INF" id="f-224" unitRef="shares">9811396</us-gaap:TreasuryStockCommonShares>
    <us-gaap:TreasuryStockCommonShares contextRef="c-7" decimals="INF" id="f-225" unitRef="shares">9631470</us-gaap:TreasuryStockCommonShares>
    <us-gaap:TreasuryStockCommonValue contextRef="c-6" decimals="-3" id="f-226" unitRef="usd">1377653000</us-gaap:TreasuryStockCommonValue>
    <us-gaap:TreasuryStockCommonValue contextRef="c-7" decimals="-3" id="f-227" unitRef="usd">1341027000</us-gaap:TreasuryStockCommonValue>
    <us-gaap:RetainedEarningsAccumulatedDeficit contextRef="c-6" decimals="-3" id="f-228" unitRef="usd">2071433000</us-gaap:RetainedEarningsAccumulatedDeficit>
    <us-gaap:RetainedEarningsAccumulatedDeficit contextRef="c-7" decimals="-3" id="f-229" unitRef="usd">2094701000</us-gaap:RetainedEarningsAccumulatedDeficit>
    <us-gaap:StockholdersEquity contextRef="c-6" decimals="-3" id="f-230" unitRef="usd">1498819000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-7" decimals="-3" id="f-231" unitRef="usd">1545495000</us-gaap:StockholdersEquity>
    <us-gaap:LiabilitiesAndStockholdersEquity contextRef="c-6" decimals="-3" id="f-232" unitRef="usd">2255747000</us-gaap:LiabilitiesAndStockholdersEquity>
    <us-gaap:LiabilitiesAndStockholdersEquity contextRef="c-7" decimals="-3" id="f-233" unitRef="usd">2280626000</us-gaap:LiabilitiesAndStockholdersEquity>
    <us-gaap:NetIncomeLoss contextRef="c-1" decimals="-3" id="f-234" unitRef="usd">-23284000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-5" decimals="-3" id="f-235" unitRef="usd">-38901000</us-gaap:NetIncomeLoss>
    <us-gaap:DepreciationDepletionAndAmortization contextRef="c-1" decimals="-3" id="f-236" unitRef="usd">75970000</us-gaap:DepreciationDepletionAndAmortization>
    <us-gaap:DepreciationDepletionAndAmortization contextRef="c-5" decimals="-3" id="f-237" unitRef="usd">88732000</us-gaap:DepreciationDepletionAndAmortization>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-1" decimals="-3" id="f-238" unitRef="usd">1752000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-5" decimals="-3" id="f-239" unitRef="usd">2714000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:GainLossOnSaleOfPropertyPlantEquipment contextRef="c-1" decimals="-3" id="f-240" unitRef="usd">2071000</us-gaap:GainLossOnSaleOfPropertyPlantEquipment>
    <us-gaap:GainLossOnSaleOfPropertyPlantEquipment contextRef="c-5" decimals="-3" id="f-241" unitRef="usd">-138000</us-gaap:GainLossOnSaleOfPropertyPlantEquipment>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-1" decimals="-3" id="f-242" unitRef="usd">10429000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-5" decimals="-3" id="f-243" unitRef="usd">11122000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash contextRef="c-1" decimals="-3" id="f-244" unitRef="usd">14646000</us-gaap:PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash>
    <us-gaap:PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash contextRef="c-5" decimals="-3" id="f-245" unitRef="usd">11628000</us-gaap:PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash>
    <us-gaap:DeferredIncomeTaxExpenseBenefit contextRef="c-1" decimals="-3" id="f-246" unitRef="usd">-11932000</us-gaap:DeferredIncomeTaxExpenseBenefit>
    <us-gaap:DeferredIncomeTaxExpenseBenefit contextRef="c-5" decimals="-3" id="f-247" unitRef="usd">-12663000</us-gaap:DeferredIncomeTaxExpenseBenefit>
    <us-gaap:ShareBasedCompensation contextRef="c-1" decimals="-3" id="f-248" unitRef="usd">7972000</us-gaap:ShareBasedCompensation>
    <us-gaap:ShareBasedCompensation contextRef="c-5" decimals="-3" id="f-249" unitRef="usd">7455000</us-gaap:ShareBasedCompensation>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-1" decimals="-3" id="f-250" unitRef="usd">-12450000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-5" decimals="-3" id="f-251" unitRef="usd">-13696000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:OtherOperatingActivitiesCashFlowStatement contextRef="c-1" decimals="-3" id="f-252" unitRef="usd">2250000</us-gaap:OtherOperatingActivitiesCashFlowStatement>
    <us-gaap:OtherOperatingActivitiesCashFlowStatement contextRef="c-5" decimals="-3" id="f-253" unitRef="usd">365000</us-gaap:OtherOperatingActivitiesCashFlowStatement>
    <us-gaap:IncreaseDecreaseInOperatingCapital contextRef="c-1" decimals="-3" id="f-254" unitRef="usd">19272000</us-gaap:IncreaseDecreaseInOperatingCapital>
    <us-gaap:IncreaseDecreaseInOperatingCapital contextRef="c-5" decimals="-3" id="f-255" unitRef="usd">8874000</us-gaap:IncreaseDecreaseInOperatingCapital>
    <us-gaap:NetCashProvidedByUsedInOperatingActivities contextRef="c-1" decimals="-3" id="f-256" unitRef="usd">68910000</us-gaap:NetCashProvidedByUsedInOperatingActivities>
    <us-gaap:NetCashProvidedByUsedInOperatingActivities contextRef="c-5" decimals="-3" id="f-257" unitRef="usd">75412000</us-gaap:NetCashProvidedByUsedInOperatingActivities>
    <us-gaap:PaymentsToAcquireProductiveAssets contextRef="c-1" decimals="-3" id="f-258" unitRef="usd">85816000</us-gaap:PaymentsToAcquireProductiveAssets>
    <us-gaap:PaymentsToAcquireProductiveAssets contextRef="c-5" decimals="-3" id="f-259" unitRef="usd">73092000</us-gaap:PaymentsToAcquireProductiveAssets>
    <amr:PaymentsToAcquireEquityMethodInvestmentsCapitalContributions contextRef="c-1" decimals="-3" id="f-260" unitRef="usd">23325000</amr:PaymentsToAcquireEquityMethodInvestmentsCapitalContributions>
    <amr:PaymentsToAcquireEquityMethodInvestmentsCapitalContributions contextRef="c-5" decimals="-3" id="f-261" unitRef="usd">23509000</amr:PaymentsToAcquireEquityMethodInvestmentsCapitalContributions>
    <us-gaap:PaymentsToAcquireInvestments contextRef="c-1" decimals="-3" id="f-262" unitRef="usd">48886000</us-gaap:PaymentsToAcquireInvestments>
    <us-gaap:PaymentsToAcquireInvestments contextRef="c-5" decimals="-3" id="f-263" unitRef="usd">29303000</us-gaap:PaymentsToAcquireInvestments>
    <us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments contextRef="c-1" decimals="-3" id="f-264" unitRef="usd">68327000</us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments>
    <us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments contextRef="c-5" decimals="-3" id="f-265" unitRef="usd">30630000</us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments>
    <us-gaap:PaymentsForProceedsFromOtherInvestingActivities contextRef="c-1" decimals="-3" id="f-266" unitRef="usd">-2139000</us-gaap:PaymentsForProceedsFromOtherInvestingActivities>
    <us-gaap:PaymentsForProceedsFromOtherInvestingActivities contextRef="c-5" decimals="-3" id="f-267" unitRef="usd">-107000</us-gaap:PaymentsForProceedsFromOtherInvestingActivities>
    <us-gaap:NetCashProvidedByUsedInInvestingActivities contextRef="c-1" decimals="-3" id="f-268" unitRef="usd">-87561000</us-gaap:NetCashProvidedByUsedInInvestingActivities>
    <us-gaap:NetCashProvidedByUsedInInvestingActivities contextRef="c-5" decimals="-3" id="f-269" unitRef="usd">-95167000</us-gaap:NetCashProvidedByUsedInInvestingActivities>
    <us-gaap:RepaymentsOfLongTermDebt contextRef="c-1" decimals="-3" id="f-270" unitRef="usd">1620000</us-gaap:RepaymentsOfLongTermDebt>
    <us-gaap:RepaymentsOfLongTermDebt contextRef="c-5" decimals="-3" id="f-271" unitRef="usd">1561000</us-gaap:RepaymentsOfLongTermDebt>
    <amr:PaymentsForRepurchaseOfCommonStockAndRelatedExpenses contextRef="c-1" decimals="-3" id="f-272" unitRef="usd">36728000</amr:PaymentsForRepurchaseOfCommonStockAndRelatedExpenses>
    <amr:PaymentsForRepurchaseOfCommonStockAndRelatedExpenses contextRef="c-5" decimals="-3" id="f-273" unitRef="usd">5155000</amr:PaymentsForRepurchaseOfCommonStockAndRelatedExpenses>
    <us-gaap:ProceedsFromPaymentsForOtherFinancingActivities contextRef="c-1" decimals="-3" id="f-274" unitRef="usd">-72000</us-gaap:ProceedsFromPaymentsForOtherFinancingActivities>
    <us-gaap:ProceedsFromPaymentsForOtherFinancingActivities contextRef="c-5" decimals="-3" id="f-275" unitRef="usd">-2557000</us-gaap:ProceedsFromPaymentsForOtherFinancingActivities>
    <us-gaap:NetCashProvidedByUsedInFinancingActivities contextRef="c-1" decimals="-3" id="f-276" unitRef="usd">-38420000</us-gaap:NetCashProvidedByUsedInFinancingActivities>
    <us-gaap:NetCashProvidedByUsedInFinancingActivities contextRef="c-5" decimals="-3" id="f-277" unitRef="usd">-9273000</us-gaap:NetCashProvidedByUsedInFinancingActivities>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect contextRef="c-1" decimals="-3" id="f-278" unitRef="usd">-57071000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect contextRef="c-5" decimals="-3" id="f-279" unitRef="usd">-29028000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents contextRef="c-7" decimals="-3" id="f-280" unitRef="usd">492885000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents contextRef="c-8" decimals="-3" id="f-281" unitRef="usd">604161000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents contextRef="c-6" decimals="-3" id="f-282" unitRef="usd">435814000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents contextRef="c-9" decimals="-3" id="f-283" unitRef="usd">575133000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <us-gaap:CapitalExpendituresIncurredButNotYetPaid contextRef="c-1" decimals="-3" id="f-284" unitRef="usd">10967000</us-gaap:CapitalExpendituresIncurredButNotYetPaid>
    <us-gaap:CapitalExpendituresIncurredButNotYetPaid contextRef="c-5" decimals="-3" id="f-285" unitRef="usd">7831000</us-gaap:CapitalExpendituresIncurredButNotYetPaid>
    <us-gaap:CashAndCashEquivalentsAtCarryingValue contextRef="c-6" decimals="-3" id="f-286" unitRef="usd">307595000</us-gaap:CashAndCashEquivalentsAtCarryingValue>
    <us-gaap:CashAndCashEquivalentsAtCarryingValue contextRef="c-9" decimals="-3" id="f-287" unitRef="usd">449027000</us-gaap:CashAndCashEquivalentsAtCarryingValue>
    <us-gaap:RestrictedCashNoncurrent contextRef="c-6" decimals="-3" id="f-288" unitRef="usd">128219000</us-gaap:RestrictedCashNoncurrent>
    <us-gaap:RestrictedCashNoncurrent contextRef="c-9" decimals="-3" id="f-289" unitRef="usd">126106000</us-gaap:RestrictedCashNoncurrent>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents contextRef="c-6" decimals="-3" id="f-290" unitRef="usd">435814000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents contextRef="c-9" decimals="-3" id="f-291" unitRef="usd">575133000</us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents>
    <us-gaap:StockholdersEquity contextRef="c-10" decimals="-3" id="f-292" unitRef="usd">224000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-11" decimals="-3" id="f-293" unitRef="usd">839804000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-12" decimals="-3" id="f-294" unitRef="usd">-50082000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-13" decimals="-3" id="f-295" unitRef="usd">-1296916000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-14" decimals="-3" id="f-296" unitRef="usd">2156467000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-8" decimals="-3" id="f-297" unitRef="usd">1649497000</us-gaap:StockholdersEquity>
    <us-gaap:NetIncomeLoss contextRef="c-15" decimals="-3" id="f-298" unitRef="usd">-33947000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-16" decimals="-3" id="f-299" unitRef="usd">-33947000</us-gaap:NetIncomeLoss>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-17" decimals="-3" id="f-300" unitRef="usd">1087000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-16" decimals="-3" id="f-301" unitRef="usd">1087000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <amr:ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance contextRef="c-18" decimals="-3" id="f-302" unitRef="usd">2066000</amr:ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance>
    <amr:ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance contextRef="c-19" decimals="-3" id="f-303" unitRef="usd">1371000</amr:ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance>
    <amr:ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance contextRef="c-16" decimals="-3" id="f-304" unitRef="usd">3437000</amr:ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance>
    <amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses contextRef="c-19" decimals="-3" id="f-305" unitRef="usd">5155000</amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses>
    <amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses contextRef="c-16" decimals="-3" id="f-306" unitRef="usd">5155000</amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses>
    <amr:DividendEquivalents contextRef="c-15" decimals="-3" id="f-307" unitRef="usd">81000</amr:DividendEquivalents>
    <amr:DividendEquivalents contextRef="c-16" decimals="-3" id="f-308" unitRef="usd">81000</amr:DividendEquivalents>
    <us-gaap:StockholdersEquity contextRef="c-20" decimals="-3" id="f-309" unitRef="usd">224000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-21" decimals="-3" id="f-310" unitRef="usd">841870000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-22" decimals="-3" id="f-311" unitRef="usd">-48995000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-23" decimals="-3" id="f-312" unitRef="usd">-1300700000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-24" decimals="-3" id="f-313" unitRef="usd">2122439000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-25" decimals="-3" id="f-314" unitRef="usd">1614838000</us-gaap:StockholdersEquity>
    <us-gaap:NetIncomeLoss contextRef="c-26" decimals="-3" id="f-315" unitRef="usd">-4954000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-4" decimals="-3" id="f-316" unitRef="usd">-4954000</us-gaap:NetIncomeLoss>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-27" decimals="-3" id="f-317" unitRef="usd">-192000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-4" decimals="-3" id="f-318" unitRef="usd">-192000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting contextRef="c-28" decimals="-3" id="f-319" unitRef="usd">4018000</amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting>
    <amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting contextRef="c-4" decimals="-3" id="f-320" unitRef="usd">4018000</amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting>
    <us-gaap:StockholdersEquity contextRef="c-29" decimals="-3" id="f-321" unitRef="usd">224000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-30" decimals="-3" id="f-322" unitRef="usd">845888000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-31" decimals="-3" id="f-323" unitRef="usd">-49187000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-32" decimals="-3" id="f-324" unitRef="usd">-1300700000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-33" decimals="-3" id="f-325" unitRef="usd">2117485000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-9" decimals="-3" id="f-326" unitRef="usd">1613710000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-34" decimals="-3" id="f-327" unitRef="usd">224000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-35" decimals="-3" id="f-328" unitRef="usd">852030000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-36" decimals="-3" id="f-329" unitRef="usd">-60433000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-37" decimals="-3" id="f-330" unitRef="usd">-1341027000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-38" decimals="-3" id="f-331" unitRef="usd">2094701000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-7" decimals="-3" id="f-332" unitRef="usd">1545495000</us-gaap:StockholdersEquity>
    <us-gaap:NetIncomeLoss contextRef="c-39" decimals="-3" id="f-333" unitRef="usd">-11032000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-40" decimals="-3" id="f-334" unitRef="usd">-11032000</us-gaap:NetIncomeLoss>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-41" decimals="-3" id="f-335" unitRef="usd">1735000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-40" decimals="-3" id="f-336" unitRef="usd">1735000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting contextRef="c-42" decimals="-3" id="f-337" unitRef="usd">1000</amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting>
    <amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting contextRef="c-43" decimals="-3" id="f-338" unitRef="usd">3735000</amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting>
    <amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting contextRef="c-40" decimals="-3" id="f-339" unitRef="usd">3736000</amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting>
    <amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses contextRef="c-44" decimals="-3" id="f-340" unitRef="usd">22995000</amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses>
    <amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses contextRef="c-40" decimals="-3" id="f-341" unitRef="usd">22995000</amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses>
    <amr:DividendEquivalents contextRef="c-39" decimals="-3" id="f-342" unitRef="usd">-16000</amr:DividendEquivalents>
    <amr:DividendEquivalents contextRef="c-40" decimals="-3" id="f-343" unitRef="usd">-16000</amr:DividendEquivalents>
    <us-gaap:StockholdersEquity contextRef="c-45" decimals="-3" id="f-344" unitRef="usd">225000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-46" decimals="-3" id="f-345" unitRef="usd">855765000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-47" decimals="-3" id="f-346" unitRef="usd">-58698000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-48" decimals="-3" id="f-347" unitRef="usd">-1364022000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-49" decimals="-3" id="f-348" unitRef="usd">2083685000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-50" decimals="-3" id="f-349" unitRef="usd">1516955000</us-gaap:StockholdersEquity>
    <us-gaap:NetIncomeLoss contextRef="c-51" decimals="-3" id="f-350" unitRef="usd">-12252000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-3" decimals="-3" id="f-351" unitRef="usd">-12252000</us-gaap:NetIncomeLoss>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-52" decimals="-3" id="f-352" unitRef="usd">3511000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent contextRef="c-3" decimals="-3" id="f-353" unitRef="usd">3511000</us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent>
    <amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting contextRef="c-53" decimals="-3" id="f-354" unitRef="usd">0</amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting>
    <amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting contextRef="c-54" decimals="-3" id="f-355" unitRef="usd">4236000</amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting>
    <amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting contextRef="c-3" decimals="-3" id="f-356" unitRef="usd">4236000</amr:ShareBasedCompensationAndIssuanceOfStockForShareVesting>
    <amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses contextRef="c-55" decimals="-3" id="f-357" unitRef="usd">13631000</amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses>
    <amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses contextRef="c-3" decimals="-3" id="f-358" unitRef="usd">13631000</amr:TreasuryStockValueAcquiredCostMethodAndRelatedExpenses>
    <us-gaap:StockholdersEquity contextRef="c-56" decimals="-3" id="f-359" unitRef="usd">225000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-57" decimals="-3" id="f-360" unitRef="usd">860001000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-58" decimals="-3" id="f-361" unitRef="usd">-55187000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-59" decimals="-3" id="f-362" unitRef="usd">-1377653000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-60" decimals="-3" id="f-363" unitRef="usd">2071433000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-6" decimals="-3" id="f-364" unitRef="usd">1498819000</us-gaap:StockholdersEquity>
    <us-gaap:OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock contextRef="c-1" id="f-365">Business and Basis of Presentation&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Business&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Alpha is a Tennessee-based mining company with operations in Virginia and West Virginia. With customers across the globe, high-quality reserves and significant port capacity, Alpha is a leading U.S. supplier of metallurgical coal products for the steel industry.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Basis of Presentation&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Together, the condensed consolidated statements of operations, comprehensive loss, balance sheets, cash flows and stockholders&#x2019; equity for the Company are referred to as the &#x201c;Condensed Consolidated Financial Statements.&#x201d; The Condensed Consolidated Financial Statements are also referenced across periods as &#x201c;Condensed Consolidated Statements of Operations,&#x201d; &#x201c;Condensed Consolidated Statements of Comprehensive Loss,&#x201d; &#x201c;Condensed Consolidated Balance Sheets,&#x201d; &#x201c;Condensed Consolidated Statements of Cash Flows,&#x201d; and &#x201c;Condensed Consolidated Statements of Stockholders&#x2019; Equity.&#x201d; &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Condensed Consolidated Financial Statements include all wholly-owned subsidiaries&#x2019; results of operations for the three and six months ended June 30, 2026 and 2025. All significant intercompany transactions and balances have been eliminated in consolidation.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The accompanying interim Condensed Consolidated Financial Statements are unaudited and have been prepared in accordance with accounting principles generally accepted in the United States (&#x201c;U.S. GAAP&#x201d;) and in accordance with the rules and regulations of the United States Securities and Exchange Commission (&#x201c;SEC&#x201d;) for Form 10-Q. Such rules and regulations allow the omission of certain information and footnote disclosures normally included in the financial statements prepared in accordance with U.S. GAAP as long as the financial statements are not misleading. In the opinion of management, these interim Condensed Consolidated Financial Statements reflect all normal and recurring adjustments necessary for a fair presentation of the results for the periods presented. Results of operations for the&#160;three and six months ended June 30, 2026&#160;are not necessarily indicative of the results to be expected for the&#160;year ending December&#160;31, 2026&#160;or any other period. These interim Condensed Consolidated Financial Statements should be read in conjunction with the Company&#x2019;s Consolidated Financial Statements and related notes included in the Company&#x2019;s Annual Report on Form 10-K for the year ended December&#160;31, 2025. &lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Reclassifications&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Certain amounts in the prior year Condensed Consolidated Statements of Cash Flows have been reclassified to conform to the current year presentation.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Significant Accounting Policy Updates&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Asset Impairment &lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;As of March 31, 2026, due to declines in pricing forecasts for U.S. High-Vol. metallurgical coal products, the Aracoma and Kingston/Mammoth mining complexes were tested for impairment. Estimated future undiscounted cash flows were projected to exceed each complex&#x2019;s respective carrying value and no impairment charges were required.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Government Grants&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company recognizes government grants related to income when compliance with grant terms and receipt are considered probable. Grants are recognized in income over the periods in which the Company recognizes as expenses the costs for which the grant was intended to compensate. Grant income is recorded as a reduction to the related expense amounts. &lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;On July 4, 2025, legislation commonly referred to as the &#x201c;One Big Beautiful Bill Act&#x201d; (&#x201c;OBBBA&#x201d;) was signed into law. As part of the OBBBA, metallurgical coal was added to the list of &#x201c;applicable critical minerals&#x201d; making the Company eligible for the Internal Revenue Code (&#x201c;IRC&#x201d;) Section 45X tax credit (also known as the advanced manufacturing production credit). The IRC Section 45X tax credit will generally provide the Company with a refundable tax credit equal to 2.5% of production costs for metallurgical coal produced and sold in tax years 2026 through 2029. As the IRC Section 45X tax credit is refundable, the &lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Company accounts for the tax credit as a government grant. For the three and six months ended June 30, 2026, the Company recorded $7,060 and $14,252, respectively, of estimated grant income as a reduction in cost of coal sales.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Recent Accounting Guidance&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Refer to the &#x201c;Recent Accounting Guidance Issued Not Yet Effective&#x201d; section of Note 2 to the Consolidated Financial Statements included in the Company&#x2019;s Annual Report on Form 10-K for the year ended December&#160;31, 2025.&lt;/span&gt;&lt;/div&gt;</us-gaap:OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock>
    <us-gaap:BasisOfAccountingPolicyPolicyTextBlock contextRef="c-1" id="f-366">&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Basis of Presentation&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Together, the condensed consolidated statements of operations, comprehensive loss, balance sheets, cash flows and stockholders&#x2019; equity for the Company are referred to as the &#x201c;Condensed Consolidated Financial Statements.&#x201d; The Condensed Consolidated Financial Statements are also referenced across periods as &#x201c;Condensed Consolidated Statements of Operations,&#x201d; &#x201c;Condensed Consolidated Statements of Comprehensive Loss,&#x201d; &#x201c;Condensed Consolidated Balance Sheets,&#x201d; &#x201c;Condensed Consolidated Statements of Cash Flows,&#x201d; and &#x201c;Condensed Consolidated Statements of Stockholders&#x2019; Equity.&#x201d; &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Condensed Consolidated Financial Statements include all wholly-owned subsidiaries&#x2019; results of operations for the three and six months ended June 30, 2026 and 2025. All significant intercompany transactions and balances have been eliminated in consolidation.&lt;/span&gt;&lt;/div&gt;The accompanying interim Condensed Consolidated Financial Statements are unaudited and have been prepared in accordance with accounting principles generally accepted in the United States (&#x201c;U.S. GAAP&#x201d;) and in accordance with the rules and regulations of the United States Securities and Exchange Commission (&#x201c;SEC&#x201d;) for Form 10-Q. Such rules and regulations allow the omission of certain information and footnote disclosures normally included in the financial statements prepared in accordance with U.S. GAAP as long as the financial statements are not misleading. In the opinion of management, these interim Condensed Consolidated Financial Statements reflect all normal and recurring adjustments necessary for a fair presentation of the results for the periods presented. Results of operations for the&#160;three and six months ended June 30, 2026&#160;are not necessarily indicative of the results to be expected for the&#160;year ending December&#160;31, 2026&#160;or any other period. These interim Condensed Consolidated Financial Statements should be read in conjunction with the Company&#x2019;s Consolidated Financial Statements and related notes included in the Company&#x2019;s Annual Report on Form 10-K for the year ended December&#160;31, 2025.</us-gaap:BasisOfAccountingPolicyPolicyTextBlock>
    <us-gaap:PriorPeriodReclassificationAdjustmentDescription contextRef="c-1" id="f-367">&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Reclassifications&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Certain amounts in the prior year Condensed Consolidated Statements of Cash Flows have been reclassified to conform to the current year presentation.&lt;/span&gt;&lt;/div&gt;</us-gaap:PriorPeriodReclassificationAdjustmentDescription>
    <us-gaap:ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock contextRef="c-1" id="f-368">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Asset Impairment &lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;As of March 31, 2026, due to declines in pricing forecasts for U.S. High-Vol. metallurgical coal products, the Aracoma and Kingston/Mammoth mining complexes were tested for impairment. Estimated future undiscounted cash flows were projected to exceed each complex&#x2019;s respective carrying value and no impairment charges were required.&lt;/span&gt;&lt;/div&gt;</us-gaap:ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock>
    <us-gaap:GovernmentAssistancePolicyTextBlock contextRef="c-1" id="f-369">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Government Grants&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company recognizes government grants related to income when compliance with grant terms and receipt are considered probable. Grants are recognized in income over the periods in which the Company recognizes as expenses the costs for which the grant was intended to compensate. Grant income is recorded as a reduction to the related expense amounts. &lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;On July 4, 2025, legislation commonly referred to as the &#x201c;One Big Beautiful Bill Act&#x201d; (&#x201c;OBBBA&#x201d;) was signed into law. As part of the OBBBA, metallurgical coal was added to the list of &#x201c;applicable critical minerals&#x201d; making the Company eligible for the Internal Revenue Code (&#x201c;IRC&#x201d;) Section 45X tax credit (also known as the advanced manufacturing production credit). The IRC Section 45X tax credit will generally provide the Company with a refundable tax credit equal to 2.5% of production costs for metallurgical coal produced and sold in tax years 2026 through 2029. As the IRC Section 45X tax credit is refundable, the &lt;/span&gt;&lt;/div&gt;Company accounts for the tax credit as a government grant.</us-gaap:GovernmentAssistancePolicyTextBlock>
    <us-gaap:GovernmentAssistanceAmount contextRef="c-3" decimals="-3" id="f-370" unitRef="usd">7060000</us-gaap:GovernmentAssistanceAmount>
    <us-gaap:GovernmentAssistanceAmount contextRef="c-1" decimals="-3" id="f-371" unitRef="usd">14252000</us-gaap:GovernmentAssistanceAmount>
    <us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock contextRef="c-1" id="f-372">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Recent Accounting Guidance&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Refer to the &#x201c;Recent Accounting Guidance Issued Not Yet Effective&#x201d; section of Note 2 to the Consolidated Financial Statements included in the Company&#x2019;s Annual Report on Form 10-K for the year ended December&#160;31, 2025.&lt;/span&gt;&lt;/div&gt;</us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock>
    <us-gaap:RevenueFromContractWithCustomerTextBlock contextRef="c-1" id="f-373">Revenue&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Disaggregation of Revenue from Contracts with Customers&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company earns revenues primarily through the sale of coal produced by Company operations and coal purchased from third parties. The Company extracts, processes and markets met and thermal coal from deep and surface mines for sale to steel and coke producers, industrial customers, and electric utilities. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company has disaggregated revenue between met coal and thermal coal and export and domestic revenues which depicts the pricing and contract differences between the two. Export revenue generally is derived by spot or short-term contracts with pricing determined at the time of shipment or based on a market index, whereas domestic revenue is characterized by contracts that typically have a term of one year or longer and with fixed pricing terms. The following tables disaggregate the Company&#x2019;s coal revenues by product category and by market to depict how the nature, amount, timing, and uncertainty of the Company&#x2019;s coal revenues and cash flows are affected by economic factors:&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:88.888%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:35.248%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.196%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.622%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.196%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.622%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.196%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.622%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.198%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="border-bottom:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="border-bottom:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Export met coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;325,304&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;378,021&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;717,715&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;754,761&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Export thermal coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;28,379&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;16,958&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;39,389&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;35,933&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total export coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;353,683&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;394,979&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;757,104&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;790,694&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Domestic met coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;128,215&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;147,377&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;241,986&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;276,039&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Domestic thermal coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;9,607&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,319&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;15,948&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,609&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total domestic coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;137,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;153,696&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;257,934&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;287,648&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total met coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;453,519&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;525,398&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;959,701&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,030,800&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total thermal coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;37,986&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;23,277&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;55,337&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;47,542&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;491,505&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;548,675&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,015,038&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,078,342&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="text-align:center"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Performance Obligations &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table includes estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied as of June&#160;30, 2026: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:83.625%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:25.298%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.613%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.263%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.613%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.263%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.263%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.617%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Remainder of 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2027&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2028&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2029&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2030&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Estimated coal revenues &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;53,203&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;54,370&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;16,800&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;124,373&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;Amounts include only estimated coal revenues associated with customer contracts with fixed pricing and original expected duration of more than one year. Refer to Note 3 to the Consolidated Financial Statements included in the Company&#x2019;s Annual Report on Form 10-K for the year ended December&#160;31, 2025.</us-gaap:RevenueFromContractWithCustomerTextBlock>
    <amr:RevenueTermOfContract contextRef="c-61" id="f-374">P1Y</amr:RevenueTermOfContract>
    <us-gaap:DisaggregationOfRevenueTableTextBlock contextRef="c-1" id="f-375">The following tables disaggregate the Company&#x2019;s coal revenues by product category and by market to depict how the nature, amount, timing, and uncertainty of the Company&#x2019;s coal revenues and cash flows are affected by economic factors:&lt;div style="text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:88.888%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:35.248%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.196%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.622%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.196%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.622%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.196%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.622%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.198%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="border-bottom:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="border-bottom:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Export met coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;325,304&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;378,021&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;717,715&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;754,761&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Export thermal coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;28,379&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;16,958&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;39,389&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;35,933&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total export coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;353,683&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;394,979&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;757,104&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;790,694&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Domestic met coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;128,215&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;147,377&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;241,986&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;276,039&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Domestic thermal coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;9,607&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,319&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;15,948&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,609&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total domestic coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;137,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;153,696&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;257,934&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;287,648&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total met coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;453,519&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;525,398&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;959,701&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,030,800&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total thermal coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;37,986&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;23,277&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;55,337&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;47,542&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;491,505&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;548,675&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,015,038&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,078,342&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:DisaggregationOfRevenueTableTextBlock>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-62" decimals="-3" id="f-376" unitRef="usd">325304000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-63" decimals="-3" id="f-377" unitRef="usd">378021000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-64" decimals="-3" id="f-378" unitRef="usd">717715000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-65" decimals="-3" id="f-379" unitRef="usd">754761000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-66" decimals="-3" id="f-380" unitRef="usd">28379000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-67" decimals="-3" id="f-381" unitRef="usd">16958000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-68" decimals="-3" id="f-382" unitRef="usd">39389000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-69" decimals="-3" id="f-383" unitRef="usd">35933000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-70" decimals="-3" id="f-384" unitRef="usd">353683000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-71" decimals="-3" id="f-385" unitRef="usd">394979000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-72" decimals="-3" id="f-386" unitRef="usd">757104000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-73" decimals="-3" id="f-387" unitRef="usd">790694000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-74" decimals="-3" id="f-388" unitRef="usd">128215000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-75" decimals="-3" id="f-389" unitRef="usd">147377000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-76" decimals="-3" id="f-390" unitRef="usd">241986000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-77" decimals="-3" id="f-391" unitRef="usd">276039000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-78" decimals="-3" id="f-392" unitRef="usd">9607000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-79" decimals="-3" id="f-393" unitRef="usd">6319000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-80" decimals="-3" id="f-394" unitRef="usd">15948000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-81" decimals="-3" id="f-395" unitRef="usd">11609000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-82" decimals="-3" id="f-396" unitRef="usd">137822000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-83" decimals="-3" id="f-397" unitRef="usd">153696000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-84" decimals="-3" id="f-398" unitRef="usd">257934000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-85" decimals="-3" id="f-399" unitRef="usd">287648000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-86" decimals="-3" id="f-400" unitRef="usd">453519000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-87" decimals="-3" id="f-401" unitRef="usd">525398000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-88" decimals="-3" id="f-402" unitRef="usd">959701000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-89" decimals="-3" id="f-403" unitRef="usd">1030800000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-90" decimals="-3" id="f-404" unitRef="usd">37986000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-91" decimals="-3" id="f-405" unitRef="usd">23277000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-92" decimals="-3" id="f-406" unitRef="usd">55337000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-93" decimals="-3" id="f-407" unitRef="usd">47542000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-94" decimals="-3" id="f-408" unitRef="usd">491505000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-95" decimals="-3" id="f-409" unitRef="usd">548675000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-96" decimals="-3" id="f-410" unitRef="usd">1015038000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-97" decimals="-3" id="f-411" unitRef="usd">1078342000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock contextRef="c-1" id="f-412">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table includes estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied as of June&#160;30, 2026: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:83.625%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:25.298%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.613%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.263%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.613%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.263%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.263%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.674%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:10.617%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Remainder of 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2027&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2028&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2029&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2030&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Estimated coal revenues &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;53,203&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;54,370&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;16,800&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;124,373&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;Amounts include only estimated coal revenues associated with customer contracts with fixed pricing and original expected duration of more than one year. Refer to Note 3 to the Consolidated Financial Statements included in the Company&#x2019;s Annual Report on Form 10-K for the year ended December&#160;31, 2025.</us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-98" decimals="-3" id="f-413" unitRef="usd">53203000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-99" decimals="-3" id="f-414" unitRef="usd">54370000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-100" decimals="-3" id="f-415" unitRef="usd">16800000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-101" decimals="-3" id="f-416" unitRef="usd">0</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-102" decimals="-3" id="f-417" unitRef="usd">0</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-6" decimals="-3" id="f-418" unitRef="usd">124373000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:ComprehensiveIncomeNoteTextBlock contextRef="c-1" id="f-424">Accumulated Other Comprehensive Loss &lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following tables summarize the changes to accumulated other comprehensive loss during the six months ended June 30, 2026 and 2025:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:91.228%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:24.060%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.013%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Balance January 1, 2026&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Other comprehensive income before reclassifications&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Amounts reclassified from accumulated other comprehensive loss&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Balance June 30, 2026&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Employee benefit costs&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(60,433)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,819&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,427&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(55,187)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="text-align:center;text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:91.228%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:24.060%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.013%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Balance January 1, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Other comprehensive loss before reclassifications&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Amounts reclassified from accumulated other comprehensive loss&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Balance June 30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Employee benefit costs&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(50,082)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(1,312)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,207&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(49,187)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="text-align:center;text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table summarizes the amounts reclassified from accumulated other comprehensive loss and the Condensed Consolidated Statements of Operations line items affected by reclassification during the three and six months ended June 30, 2026 and 2025:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:96.491%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:29.203%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:9.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:9.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:9.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:9.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.557%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:21.782%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:23pt"&gt;&lt;td colspan="3" rowspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Details about accumulated other comprehensive loss components&lt;/span&gt;&lt;/td&gt;&lt;td colspan="21" style="border-bottom:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:9pt;font-weight:700;line-height:100%"&gt;Amounts reclassified from accumulated other comprehensive loss&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" rowspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:9pt;font-weight:700;line-height:100%"&gt;Affected line item in the Condensed Consolidated Statements of Operations&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:12pt"&gt;&lt;td colspan="9" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:12pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Employee benefit costs:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Amortization of net actuarial loss &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,163&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,432&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,382&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Miscellaneous expense, net&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Income tax expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(471)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(312)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(955)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(615)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Income tax benefit&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total, net of income tax&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,692&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,120&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,427&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,207&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;These accumulated other comprehensive loss components are included in the computation of net periodic benefit costs for certain employee benefit plans. Refer to Note 12.&lt;/span&gt;&lt;/div&gt;</us-gaap:ComprehensiveIncomeNoteTextBlock>
    <us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock contextRef="c-1" id="f-425">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following tables summarize the changes to accumulated other comprehensive loss during the six months ended June 30, 2026 and 2025:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:91.228%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:24.060%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.013%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Balance January 1, 2026&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Other comprehensive income before reclassifications&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Amounts reclassified from accumulated other comprehensive loss&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Balance June 30, 2026&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Employee benefit costs&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(60,433)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,819&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,427&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(55,187)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="text-align:center;text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:91.228%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:24.060%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.008%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:17.013%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Balance January 1, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Other comprehensive loss before reclassifications&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Amounts reclassified from accumulated other comprehensive loss&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-bottom:2pt;margin-top:2pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Balance June 30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Employee benefit costs&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(50,082)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(1,312)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,207&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(49,187)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="text-align:center;text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table summarizes the amounts reclassified from accumulated other comprehensive loss and the Condensed Consolidated Statements of Operations line items affected by reclassification during the three and six months ended June 30, 2026 and 2025:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:96.491%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:29.203%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:9.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:9.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:9.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:9.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.557%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:21.782%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:23pt"&gt;&lt;td colspan="3" rowspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Details about accumulated other comprehensive loss components&lt;/span&gt;&lt;/td&gt;&lt;td colspan="21" style="border-bottom:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:9pt;font-weight:700;line-height:100%"&gt;Amounts reclassified from accumulated other comprehensive loss&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" rowspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:9pt;font-weight:700;line-height:100%"&gt;Affected line item in the Condensed Consolidated Statements of Operations&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:12pt"&gt;&lt;td colspan="9" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:12pt"&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Employee benefit costs:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Amortization of net actuarial loss &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,163&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,432&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,382&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Miscellaneous expense, net&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Income tax expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(471)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(312)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(955)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(615)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Income tax benefit&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total, net of income tax&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,692&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,120&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,427&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,207&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;These accumulated other comprehensive loss components are included in the computation of net periodic benefit costs for certain employee benefit plans. Refer to Note 12.&lt;/span&gt;&lt;/div&gt;</us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock>
    <us-gaap:StockholdersEquity contextRef="c-103" decimals="-3" id="f-426" unitRef="usd">-60433000</us-gaap:StockholdersEquity>
    <us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent contextRef="c-104" decimals="-3" id="f-427" unitRef="usd">1819000</us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent>
    <us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent contextRef="c-104" decimals="-3" id="f-428" unitRef="usd">-3427000</us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent>
    <us-gaap:StockholdersEquity contextRef="c-105" decimals="-3" id="f-429" unitRef="usd">-55187000</us-gaap:StockholdersEquity>
    <us-gaap:StockholdersEquity contextRef="c-106" decimals="-3" id="f-430" unitRef="usd">-50082000</us-gaap:StockholdersEquity>
    <us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent contextRef="c-107" decimals="-3" id="f-431" unitRef="usd">-1312000</us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent>
    <us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent contextRef="c-107" decimals="-3" id="f-432" unitRef="usd">-2207000</us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent>
    <us-gaap:StockholdersEquity contextRef="c-108" decimals="-3" id="f-433" unitRef="usd">-49187000</us-gaap:StockholdersEquity>
    <us-gaap:OtherNonoperatingIncomeExpense contextRef="c-109" decimals="-3" id="f-434" unitRef="usd">2163000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:OtherNonoperatingIncomeExpense contextRef="c-110" decimals="-3" id="f-435" unitRef="usd">1432000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:OtherNonoperatingIncomeExpense contextRef="c-111" decimals="-3" id="f-436" unitRef="usd">4382000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:OtherNonoperatingIncomeExpense contextRef="c-112" decimals="-3" id="f-437" unitRef="usd">2822000</us-gaap:OtherNonoperatingIncomeExpense>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-113" decimals="-3" id="f-438" unitRef="usd">471000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-114" decimals="-3" id="f-439" unitRef="usd">312000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-115" decimals="-3" id="f-440" unitRef="usd">955000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-116" decimals="-3" id="f-441" unitRef="usd">615000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:NetIncomeLoss contextRef="c-113" decimals="-3" id="f-442" unitRef="usd">1692000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-114" decimals="-3" id="f-443" unitRef="usd">1120000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-115" decimals="-3" id="f-444" unitRef="usd">3427000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-116" decimals="-3" id="f-445" unitRef="usd">2207000</us-gaap:NetIncomeLoss>
    <us-gaap:EarningsPerShareTextBlock contextRef="c-1" id="f-446">Net Loss Per Share&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:115%"&gt;The number of shares of common stock used to calculate basic net loss per common share is based on the weighted average number of the Company&#x2019;s outstanding common shares during the respective period. The number of shares of common stock used to calculate diluted net loss per common share is based on the number of common shares used to calculate basic net loss per common share plus the effect of potentially dilutive securities outstanding during the period, which is determined by the application of the treasury stock method.&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:115%"&gt;When applying the treasury stock method, anti-dilution generally occurs when the exercise prices or unrecognized compensation cost per share of common stock are higher than the Company&#x2019;s average price per share of common stock during an applicable period. For the three and six months ended June 30, 2026, 35,515 and 11,268 common shares underlying potentially dilutive securities, respectively, were excluded from the computation of dilutive net loss per common share because they would have been anti-dilutive. For the three and six months ended June 30, 2025, 74,473 and 26,458 common shares underlying potentially dilutive securities, respectively, were excluded from the computation of dilutive net loss per common share because they would have been anti-dilutive.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Anti-dilution also occurs in periods of a net loss, and the dilutive impact of all share-based compensation awards are excluded. For the three and six months ended June 30, 2026, the weighted average share impact of securities excluded from the shares due to the Company incurring a net loss for the period was 21,149 and 33,977, respectively. For the three and six months ended June 30, 2025, the weighted average share impact of securities excluded from the shares due to the Company incurring a net loss for the period was 15,163 and 29,925, respectively.&lt;/span&gt;&lt;/div&gt;</us-gaap:EarningsPerShareTextBlock>
    <us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount contextRef="c-3" decimals="0" id="f-447" unitRef="shares">35515</us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount>
    <us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount contextRef="c-1" decimals="0" id="f-448" unitRef="shares">11268</us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount>
    <us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount contextRef="c-4" decimals="0" id="f-449" unitRef="shares">74473</us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount>
    <us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount contextRef="c-5" decimals="0" id="f-450" unitRef="shares">26458</us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount>
    <amr:WeightedAverageNumberOfSharesImpactOfSecuritiesExcludedFromSharesDueToNetLossIncurredDuringThePeriod contextRef="c-3" decimals="0" id="f-451" unitRef="shares">21149</amr:WeightedAverageNumberOfSharesImpactOfSecuritiesExcludedFromSharesDueToNetLossIncurredDuringThePeriod>
    <amr:WeightedAverageNumberOfSharesImpactOfSecuritiesExcludedFromSharesDueToNetLossIncurredDuringThePeriod contextRef="c-1" decimals="0" id="f-452" unitRef="shares">33977</amr:WeightedAverageNumberOfSharesImpactOfSecuritiesExcludedFromSharesDueToNetLossIncurredDuringThePeriod>
    <amr:WeightedAverageNumberOfSharesImpactOfSecuritiesExcludedFromSharesDueToNetLossIncurredDuringThePeriod contextRef="c-4" decimals="0" id="f-453" unitRef="shares">15163000</amr:WeightedAverageNumberOfSharesImpactOfSecuritiesExcludedFromSharesDueToNetLossIncurredDuringThePeriod>
    <amr:WeightedAverageNumberOfSharesImpactOfSecuritiesExcludedFromSharesDueToNetLossIncurredDuringThePeriod contextRef="c-5" decimals="0" id="f-454" unitRef="shares">29925000</amr:WeightedAverageNumberOfSharesImpactOfSecuritiesExcludedFromSharesDueToNetLossIncurredDuringThePeriod>
    <us-gaap:InventoryDisclosureTextBlock contextRef="c-1" id="f-455">Inventories, net&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Inventories, net consisted of the following:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:64.035%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:52.096%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:21.731%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.941%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:21.732%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Raw coal&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;51,456&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;41,665&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Saleable coal&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;136,335&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;81,919&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Materials, supplies and other, net&lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt; &lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;74,644&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;69,416&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total inventories, net&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;262,435&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;193,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:InventoryDisclosureTextBlock>
    <us-gaap:ScheduleOfInventoryCurrentTableTextBlock contextRef="c-1" id="f-456">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Inventories, net consisted of the following:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:64.035%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:52.096%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:21.731%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.941%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:21.732%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Raw coal&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;51,456&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;41,665&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Saleable coal&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;136,335&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;81,919&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Materials, supplies and other, net&lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt; &lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;74,644&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;69,416&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total inventories, net&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;262,435&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;193,000&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfInventoryCurrentTableTextBlock>
    <us-gaap:InventoryRawMaterialsNetOfReserves contextRef="c-6" decimals="-3" id="f-457" unitRef="usd">51456000</us-gaap:InventoryRawMaterialsNetOfReserves>
    <us-gaap:InventoryRawMaterialsNetOfReserves contextRef="c-7" decimals="-3" id="f-458" unitRef="usd">41665000</us-gaap:InventoryRawMaterialsNetOfReserves>
    <us-gaap:InventoryFinishedGoodsNetOfReserves contextRef="c-6" decimals="-3" id="f-459" unitRef="usd">136335000</us-gaap:InventoryFinishedGoodsNetOfReserves>
    <us-gaap:InventoryFinishedGoodsNetOfReserves contextRef="c-7" decimals="-3" id="f-460" unitRef="usd">81919000</us-gaap:InventoryFinishedGoodsNetOfReserves>
    <us-gaap:InventoryRawMaterialsAndSuppliesNetOfReserves contextRef="c-6" decimals="-3" id="f-461" unitRef="usd">74644000</us-gaap:InventoryRawMaterialsAndSuppliesNetOfReserves>
    <us-gaap:InventoryRawMaterialsAndSuppliesNetOfReserves contextRef="c-7" decimals="-3" id="f-462" unitRef="usd">69416000</us-gaap:InventoryRawMaterialsAndSuppliesNetOfReserves>
    <us-gaap:InventoryNet contextRef="c-6" decimals="-3" id="f-463" unitRef="usd">262435000</us-gaap:InventoryNet>
    <us-gaap:InventoryNet contextRef="c-7" decimals="-3" id="f-464" unitRef="usd">193000000</us-gaap:InventoryNet>
    <us-gaap:StockholdersEquityNoteDisclosureTextBlock contextRef="c-1" id="f-465">Capital Stock&lt;div style="margin-bottom:12pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Share Repurchase Program&lt;/span&gt;&lt;/div&gt;The total authorization to repurchase the Company&#x2019;s stock under the existing common share repurchase program adopted by the Company&#x2019;s Board of Directors on March 4, 2022 is $1,500,000. As of June&#160;30, 2026, the Company had repurchased an aggregate of 7,035,097 shares under the plan for an aggregate purchase price of approximately $1,169,915 (comprised of $1,169,704 of share repurchases and $211 of related fees).</us-gaap:StockholdersEquityNoteDisclosureTextBlock>
    <srt:StockRepurchaseProgramAuthorizedAmount1 contextRef="c-117" decimals="INF" id="f-466" unitRef="usd">1500000000</srt:StockRepurchaseProgramAuthorizedAmount1>
    <us-gaap:StockRepurchasedDuringPeriodShares
      contextRef="c-118"
      decimals="INF"
      id="f-467"
      unitRef="shares">7035097</us-gaap:StockRepurchasedDuringPeriodShares>
    <us-gaap:PaymentsForRepurchaseOfCommonStock contextRef="c-118" decimals="-3" id="f-468" unitRef="usd">1169915000</us-gaap:PaymentsForRepurchaseOfCommonStock>
    <us-gaap:StockRepurchasedDuringPeriodValue contextRef="c-118" decimals="-3" id="f-469" unitRef="usd">1169704000</us-gaap:StockRepurchasedDuringPeriodValue>
    <amr:StockRepurchaseProgramExpenses contextRef="c-118" decimals="-3" id="f-470" unitRef="usd">211000</amr:StockRepurchaseProgramExpenses>
    <us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock contextRef="c-1" id="f-471">Accrued Expenses and Other Current Liabilities &lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Accrued expenses and other current liabilities consisted of the following:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:72.953%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:58.018%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.940%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.941%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Wages and benefits&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;57,625&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;46,687&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Workers&#x2019; compensation&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,880&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,880&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Black lung&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,329&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,329&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Taxes other than income taxes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;23,984&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;26,315&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Asset retirement obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;28,874&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;22,632&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Freight accrual&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,054&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,018&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;20,600&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,917&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total accrued expenses and other current liabilities&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;163,346&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;135,778&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock>
    <us-gaap:OtherCurrentLiabilitiesTableTextBlock contextRef="c-1" id="f-472">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Accrued expenses and other current liabilities consisted of the following:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:72.953%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:58.018%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.940%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.601%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.941%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Wages and benefits&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;57,625&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;46,687&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Workers&#x2019; compensation&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,880&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,880&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Black lung&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,329&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,329&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Taxes other than income taxes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;23,984&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;26,315&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Asset retirement obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;28,874&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;22,632&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Freight accrual&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,054&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,018&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Other&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;20,600&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,917&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total accrued expenses and other current liabilities&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;163,346&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;135,778&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:OtherCurrentLiabilitiesTableTextBlock>
    <us-gaap:EmployeeRelatedLiabilitiesCurrent contextRef="c-6" decimals="-3" id="f-473" unitRef="usd">57625000</us-gaap:EmployeeRelatedLiabilitiesCurrent>
    <us-gaap:EmployeeRelatedLiabilitiesCurrent contextRef="c-7" decimals="-3" id="f-474" unitRef="usd">46687000</us-gaap:EmployeeRelatedLiabilitiesCurrent>
    <us-gaap:WorkersCompensationLiabilityCurrent contextRef="c-6" decimals="-3" id="f-475" unitRef="usd">8880000</us-gaap:WorkersCompensationLiabilityCurrent>
    <us-gaap:WorkersCompensationLiabilityCurrent contextRef="c-7" decimals="-3" id="f-476" unitRef="usd">8880000</us-gaap:WorkersCompensationLiabilityCurrent>
    <us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities contextRef="c-6" decimals="-3" id="f-477" unitRef="usd">12329000</us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities>
    <us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities contextRef="c-7" decimals="-3" id="f-478" unitRef="usd">12329000</us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities>
    <us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent contextRef="c-6" decimals="-3" id="f-479" unitRef="usd">23984000</us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent>
    <us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent contextRef="c-7" decimals="-3" id="f-480" unitRef="usd">26315000</us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent>
    <us-gaap:AssetRetirementObligationCurrent contextRef="c-6" decimals="-3" id="f-481" unitRef="usd">28874000</us-gaap:AssetRetirementObligationCurrent>
    <us-gaap:AssetRetirementObligationCurrent contextRef="c-7" decimals="-3" id="f-482" unitRef="usd">22632000</us-gaap:AssetRetirementObligationCurrent>
    <amr:AccruedFreightCurrent contextRef="c-6" decimals="-3" id="f-483" unitRef="usd">11054000</amr:AccruedFreightCurrent>
    <amr:AccruedFreightCurrent contextRef="c-7" decimals="-3" id="f-484" unitRef="usd">12018000</amr:AccruedFreightCurrent>
    <amr:OtherLiabilitiesMiscellaneousCurrent contextRef="c-6" decimals="-3" id="f-485" unitRef="usd">20600000</amr:OtherLiabilitiesMiscellaneousCurrent>
    <amr:OtherLiabilitiesMiscellaneousCurrent contextRef="c-7" decimals="-3" id="f-486" unitRef="usd">6917000</amr:OtherLiabilitiesMiscellaneousCurrent>
    <amr:AccruedLiabilitiesAndOtherLiabilitiesCurrent contextRef="c-6" decimals="-3" id="f-487" unitRef="usd">163346000</amr:AccruedLiabilitiesAndOtherLiabilitiesCurrent>
    <amr:AccruedLiabilitiesAndOtherLiabilitiesCurrent contextRef="c-7" decimals="-3" id="f-488" unitRef="usd">135778000</amr:AccruedLiabilitiesAndOtherLiabilitiesCurrent>
    <us-gaap:LongTermDebtTextBlock contextRef="c-1" id="f-489">Long-Term Debt&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Long-term debt consisted of the following:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:73.099%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:57.900%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.900%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.800%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.900%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Notes payable and other&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,030&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,856&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Financing leases&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,371&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;9,560&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total long-term debt&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,401&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;13,416&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Less current portion&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(3,199)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(3,575)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Long-term debt, net of current portion&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,202&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;9,841&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;ABL Agreement&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;On October 27, 2023, the Company, along with certain of its directly and indirectly owned subsidiaries (the &#x201c;Borrowers&#x201d;), entered into a credit agreement (the &#x201c;ABL Agreement&#x201d;) with Regions Bank, as lender, swingline lender, letter of credit (&#x201c;LC&#x201d;) issuer, administrative agent, collateral agent, and lead arranger, along with ServisFirst Bank and Texas Capital Bank, as joint lead arrangers and the other lenders party thereto. On May 6, 2025, the Company amended and extended the ABL Agreement. The ABL Agreement includes an asset-based revolving credit facility (the &#x201c;ABL Facility&#x201d;) which allows the Company to borrow cash or obtain LCs, on a revolving basis, in an aggregate amount of up to $225,000. Availability under the ABL Facility is calculated monthly and fluctuates based on qualifying amounts of coal inventory, trade accounts receivable, and in certain circumstances specified amounts of cash. The ABL Facility matures on May 4, 2029. The ABL Facility is guaranteed by substantially all of Alpha&#x2019;s directly and indirectly owned subsidiaries that are not Borrowers (the &#x201c;Guarantors&#x201d;) and is secured by all or substantially all assets of the Borrowers and Guarantors. As of June&#160;30, 2026 and December&#160;31, 2025, the Company had no amounts borrowed and $40,710 and $41,254 LCs outstanding under the ABL Facility, respectively.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The ABL agreement limits the Company&#x2019;s ability to make certain restricted payments, including the payment of cash dividends and the repurchase of equity shares under its share repurchase program, if the level of cash it maintains at Regions Bank falls below $100,000. The ABL Agreement also contains negative and affirmative covenants and requires the Company to maintain minimum Liquidity, as defined in the ABL Agreement, of $75,000. As of June&#160;30, 2026, the Company&#x2019;s cash balance at Regions Bank exceeded the $100,000 threshold and the Company is in compliance with all covenants under the ABL Agreement.&lt;/span&gt;&lt;/div&gt;</us-gaap:LongTermDebtTextBlock>
    <us-gaap:ScheduleOfDebtInstrumentsTextBlock contextRef="c-1" id="f-490">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Long-term debt consisted of the following:&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:73.099%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:57.900%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.900%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.800%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.900%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Notes payable and other&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,030&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,856&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Financing leases&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,371&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;9,560&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 7pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total long-term debt&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,401&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;13,416&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Less current portion&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(3,199)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(3,575)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Long-term debt, net of current portion&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,202&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;9,841&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfDebtInstrumentsTextBlock>
    <us-gaap:LongTermDebt contextRef="c-6" decimals="-3" id="f-491" unitRef="usd">3030000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt contextRef="c-7" decimals="-3" id="f-492" unitRef="usd">3856000</us-gaap:LongTermDebt>
    <us-gaap:FinanceLeaseLiability contextRef="c-6" decimals="-3" id="f-493" unitRef="usd">8371000</us-gaap:FinanceLeaseLiability>
    <us-gaap:FinanceLeaseLiability contextRef="c-7" decimals="-3" id="f-494" unitRef="usd">9560000</us-gaap:FinanceLeaseLiability>
    <us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities contextRef="c-6" decimals="-3" id="f-495" unitRef="usd">11401000</us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities>
    <us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities contextRef="c-7" decimals="-3" id="f-496" unitRef="usd">13416000</us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities>
    <us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent contextRef="c-6" decimals="-3" id="f-497" unitRef="usd">3199000</us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent>
    <us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent contextRef="c-7" decimals="-3" id="f-498" unitRef="usd">3575000</us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent>
    <us-gaap:LongTermDebtAndCapitalLeaseObligations contextRef="c-6" decimals="-3" id="f-499" unitRef="usd">8202000</us-gaap:LongTermDebtAndCapitalLeaseObligations>
    <us-gaap:LongTermDebtAndCapitalLeaseObligations contextRef="c-7" decimals="-3" id="f-500" unitRef="usd">9841000</us-gaap:LongTermDebtAndCapitalLeaseObligations>
    <us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity contextRef="c-119" decimals="INF" id="f-501" unitRef="usd">225000000</us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity>
    <us-gaap:LineOfCredit contextRef="c-120" decimals="INF" id="f-502" unitRef="usd">0</us-gaap:LineOfCredit>
    <us-gaap:LineOfCredit contextRef="c-121" decimals="INF" id="f-503" unitRef="usd">0</us-gaap:LineOfCredit>
    <us-gaap:LettersOfCreditOutstandingAmount contextRef="c-121" decimals="-3" id="f-504" unitRef="usd">40710000</us-gaap:LettersOfCreditOutstandingAmount>
    <us-gaap:LettersOfCreditOutstandingAmount contextRef="c-120" decimals="-3" id="f-505" unitRef="usd">41254000</us-gaap:LettersOfCreditOutstandingAmount>
    <amr:LineOfCreditCovenantComplianceMinimumCashLevelThreshold contextRef="c-119" decimals="-3" id="f-506" unitRef="usd">100000000</amr:LineOfCreditCovenantComplianceMinimumCashLevelThreshold>
    <amr:LineOfCreditCovenantComplianceMinimumLiquidity contextRef="c-119" decimals="INF" id="f-507" unitRef="usd">75000000</amr:LineOfCreditCovenantComplianceMinimumLiquidity>
    <amr:LineOfCreditCovenantComplianceMinimumCashLevelThreshold contextRef="c-122" decimals="-3" id="f-508" unitRef="usd">100000000</amr:LineOfCreditCovenantComplianceMinimumCashLevelThreshold>
    <us-gaap:AssetRetirementObligationDisclosureTextBlock contextRef="c-1" id="f-509">Asset Retirement Obligations&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table summarizes the changes in asset retirement obligations for the six months ended June 30, 2026:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:61.257%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:78.136%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:19.664%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total asset retirement obligations at December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;227,377&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Accretion for the period&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;10,429&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Sites added during the period&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,120&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Revisions in estimated cash flows &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(1,145)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Expenditures for the period&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(6,665)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total asset retirement obligations at June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;233,116&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Less current portion &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(2)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(28,874)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Long-term portion&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;204,242&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The revisions in estimated cash flows resulted primarily from changes in mine plans and reclamation timing.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(2) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Included within Accrued expenses and other current liabilities on the Company&#x2019;s Condensed Consolidated Balance Sheets. Refer to Note 7.&lt;/span&gt;&lt;/div&gt;</us-gaap:AssetRetirementObligationDisclosureTextBlock>
    <us-gaap:ScheduleOfChangeInAssetRetirementObligationTableTextBlock contextRef="c-1" id="f-510">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table summarizes the changes in asset retirement obligations for the six months ended June 30, 2026:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:61.257%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:78.136%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:19.664%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total asset retirement obligations at December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;227,377&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Accretion for the period&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;10,429&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Sites added during the period&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,120&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Revisions in estimated cash flows &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(1,145)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Expenditures for the period&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(6,665)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total asset retirement obligations at June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;233,116&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Less current portion &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(2)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(28,874)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Long-term portion&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;204,242&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The revisions in estimated cash flows resulted primarily from changes in mine plans and reclamation timing.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(2) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Included within Accrued expenses and other current liabilities on the Company&#x2019;s Condensed Consolidated Balance Sheets. Refer to Note 7.&lt;/span&gt;&lt;/div&gt;</us-gaap:ScheduleOfChangeInAssetRetirementObligationTableTextBlock>
    <us-gaap:AssetRetirementObligation contextRef="c-7" decimals="-3" id="f-511" unitRef="usd">227377000</us-gaap:AssetRetirementObligation>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-1" decimals="-3" id="f-512" unitRef="usd">10429000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AssetRetirementObligationLiabilitiesIncurred contextRef="c-1" decimals="-3" id="f-513" unitRef="usd">3120000</us-gaap:AssetRetirementObligationLiabilitiesIncurred>
    <us-gaap:AssetRetirementObligationRevisionOfEstimate contextRef="c-1" decimals="-3" id="f-514" unitRef="usd">1145000</us-gaap:AssetRetirementObligationRevisionOfEstimate>
    <us-gaap:AssetRetirementObligationLiabilitiesSettled contextRef="c-1" decimals="-3" id="f-515" unitRef="usd">6665000</us-gaap:AssetRetirementObligationLiabilitiesSettled>
    <us-gaap:AssetRetirementObligation contextRef="c-6" decimals="-3" id="f-516" unitRef="usd">233116000</us-gaap:AssetRetirementObligation>
    <us-gaap:AssetRetirementObligationCurrent contextRef="c-6" decimals="-3" id="f-517" unitRef="usd">28874000</us-gaap:AssetRetirementObligationCurrent>
    <us-gaap:AssetRetirementObligationsNoncurrent contextRef="c-6" decimals="-3" id="f-518" unitRef="usd">204242000</us-gaap:AssetRetirementObligationsNoncurrent>
    <us-gaap:FairValueDisclosuresTextBlock contextRef="c-1" id="f-519">Fair Value of Financial Instruments and Fair Value Measurements&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The estimated fair values of financial instruments are determined based on relevant market information. These estimates involve uncertainty and cannot be determined with precision. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The carrying amounts for cash and cash equivalents, trade accounts receivable, net, prepaid expenses and other current assets, restricted cash, deposits, trade accounts payable, notes payable and other, financing leases, and accrued expenses and other current liabilities approximate fair value as of June&#160;30, 2026 and December&#160;31, 2025 due to the short maturity of these instruments.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following tables set forth by level, within the fair value hierarchy, the Company&#x2019;s financial and non-financial assets and liabilities that were accounted for at fair value on a recurring basis as of June&#160;30, 2026 and December&#160;31, 2025. Financial and non-financial assets and liabilities are classified in their entirety based on the lowest level of input that is significant to the fair value measurement. The Company&#x2019;s assessment of the significance of a particular input to the fair value measurement requires judgment and may affect the determination of fair value for assets and liabilities and their placement within the fair value hierarchy levels.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.181%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:39.391%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.166%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="21" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total&#160;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Quoted&#160;Prices in&#160;Active Markets (Level&#160;1)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Significant Other Observable Inputs (Level&#160;2)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Significant Unobservable Inputs (Level&#160;3)&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Trading securities &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;65,340&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;65,340&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Includes $30,887 classified as Short-term investments and $34,453 classified as Long-term restricted investments on the Company&#x2019;s Condensed Consolidated Balance Sheets.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;text-align:center;text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.181%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:39.391%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.166%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="21" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total&#160;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Quoted&#160;Prices in&#160;Active Markets (Level&#160;1)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Significant Other Observable Inputs (Level&#160;2)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Significant Unobservable Inputs (Level&#160;3)&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Trading securities &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;83,938&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;83,938&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Includes $49,582 classified as Short-term investments and $34,356 classified as Long-term restricted investments on the Company&#x2019;s Condensed Consolidated Balance Sheets.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following methods and assumptions were used to estimate the fair values of the assets and liabilities in the tables above: &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Level 2 Fair Value Measurements&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt;Trading Securities - &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Typically includes U.S. government securities. The fair values are obtained from a third-party pricing service provider. The fair values provided by the pricing service provider are based on observable market inputs including credit spreads and broker-dealer quotes, among other inputs. The Company classifies the prices obtained from the pricing services within Level 2 of the fair value hierarchy because the underlying inputs are directly observable from active markets. However, the pricing models used entail a certain amount of subjectivity and therefore differing judgments in how the underlying inputs are modeled could result in different estimates of fair value.&lt;/span&gt;&lt;/div&gt;</us-gaap:FairValueDisclosuresTextBlock>
    <us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock contextRef="c-1" id="f-520">&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following tables set forth by level, within the fair value hierarchy, the Company&#x2019;s financial and non-financial assets and liabilities that were accounted for at fair value on a recurring basis as of June&#160;30, 2026 and December&#160;31, 2025. Financial and non-financial assets and liabilities are classified in their entirety based on the lowest level of input that is significant to the fair value measurement. The Company&#x2019;s assessment of the significance of a particular input to the fair value measurement requires judgment and may affect the determination of fair value for assets and liabilities and their placement within the fair value hierarchy levels.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.181%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:39.391%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.166%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="21" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total&#160;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Quoted&#160;Prices in&#160;Active Markets (Level&#160;1)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Significant Other Observable Inputs (Level&#160;2)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Significant Unobservable Inputs (Level&#160;3)&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Trading securities &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;65,340&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;65,340&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Includes $30,887 classified as Short-term investments and $34,453 classified as Long-term restricted investments on the Company&#x2019;s Condensed Consolidated Balance Sheets.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;text-align:center;text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:3pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.181%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:39.391%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.162%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.619%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.166%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="21" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Total&#160;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Quoted&#160;Prices in&#160;Active Markets (Level&#160;1)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Significant Other Observable Inputs (Level&#160;2)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Significant Unobservable Inputs (Level&#160;3)&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Trading securities &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;83,938&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;83,938&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Includes $49,582 classified as Short-term investments and $34,356 classified as Long-term restricted investments on the Company&#x2019;s Condensed Consolidated Balance Sheets.&lt;/span&gt;&lt;/div&gt;</us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock>
    <us-gaap:TradingSecuritiesDebt contextRef="c-6" decimals="-3" id="f-521" unitRef="usd">65340000</us-gaap:TradingSecuritiesDebt>
    <us-gaap:TradingSecuritiesDebt contextRef="c-123" decimals="-3" id="f-522" unitRef="usd">0</us-gaap:TradingSecuritiesDebt>
    <us-gaap:TradingSecuritiesDebt contextRef="c-124" decimals="-3" id="f-523" unitRef="usd">65340000</us-gaap:TradingSecuritiesDebt>
    <us-gaap:TradingSecuritiesDebt contextRef="c-125" decimals="-3" id="f-524" unitRef="usd">0</us-gaap:TradingSecuritiesDebt>
    <us-gaap:ShortTermInvestments contextRef="c-6" decimals="-3" id="f-525" unitRef="usd">30887000</us-gaap:ShortTermInvestments>
    <us-gaap:RestrictedInvestmentsNoncurrent contextRef="c-6" decimals="-3" id="f-526" unitRef="usd">34453000</us-gaap:RestrictedInvestmentsNoncurrent>
    <us-gaap:TradingSecuritiesDebt contextRef="c-7" decimals="-3" id="f-527" unitRef="usd">83938000</us-gaap:TradingSecuritiesDebt>
    <us-gaap:TradingSecuritiesDebt contextRef="c-126" decimals="-3" id="f-528" unitRef="usd">0</us-gaap:TradingSecuritiesDebt>
    <us-gaap:TradingSecuritiesDebt contextRef="c-127" decimals="-3" id="f-529" unitRef="usd">83938000</us-gaap:TradingSecuritiesDebt>
    <us-gaap:TradingSecuritiesDebt contextRef="c-128" decimals="-3" id="f-530" unitRef="usd">0</us-gaap:TradingSecuritiesDebt>
    <us-gaap:ShortTermInvestments contextRef="c-7" decimals="-3" id="f-531" unitRef="usd">49582000</us-gaap:ShortTermInvestments>
    <us-gaap:RestrictedInvestmentsNoncurrent contextRef="c-7" decimals="-3" id="f-532" unitRef="usd">34356000</us-gaap:RestrictedInvestmentsNoncurrent>
    <us-gaap:IncomeTaxDisclosureTextBlock contextRef="c-1" id="f-533">Income Taxes&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;For the six months ended June 30, 2026, the Company recorded income tax benefit of $11,921 on loss before income taxes of $35,205. The income tax benefit differs from the expected statutory amount primarily due to the permanent impact of percentage depletion, permanent impact of the IRC Section 45X tax credit, and state income taxes, net of federal impact, partially offset by non-deductible compensation. For the six months ended June 30, 2025, the Company recorded income tax benefit of $12,685 on loss before income taxes of $51,586. The income tax benefit differs from the expected statutory amount primarily due to the change in valuation allowance, the permanent impact of percentage depletion, and stock compensation, partially offset by the impact of capital loss carryforward expirations and non-deductible compensation.&lt;/span&gt;&lt;/div&gt;</us-gaap:IncomeTaxDisclosureTextBlock>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-1" decimals="-3" id="f-534" unitRef="usd">-11921000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest contextRef="c-1" decimals="-3" id="f-535" unitRef="usd">-35205000</us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-5" decimals="-3" id="f-536" unitRef="usd">-12685000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest contextRef="c-5" decimals="-3" id="f-537" unitRef="usd">-51586000</us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest>
    <us-gaap:CompensationAndEmployeeBenefitPlansOtherThanShareBasedCompensationTextBlock contextRef="c-1" id="f-538">Employee Benefit Plans &lt;div style="margin-bottom:9pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The components of net periodic benefit cost other than the service cost component for black lung are included in the line item Miscellaneous expense, net in the Condensed Consolidated Statements of Operations. &lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Pension&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:115%"&gt;The following table details the components of the net periodic benefit cost for pension obligations: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.766%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:35.870%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.050%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Interest cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,331&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,821&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;10,621&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,626&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Expected return on plan assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(5,246)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(4,916)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(10,445)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(9,836)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Amortization of net actuarial loss &lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;316&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;421&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;688&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;799&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Net periodic benefit cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;401&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,326&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;864&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,589&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three months ended June 30, 2026, an annual census data actuarial revaluation of pension obligations was performed, which resulted in a decrease in the liability for pension obligations of approximately $2,326 with the offset to accumulated other comprehensive loss and a slight decrease in net periodic benefit cost to be recognized subsequent to the revaluation date. An annual census data actuarial revaluation of pension obligations was also performed during the three months ended June 30, 2025, which resulted in an increase in the liability for pension obligations of approximately $1,679 with the offset to accumulated other comprehensive loss and a slight increase in net periodic benefit cost to be recognized subsequent to the revaluation date.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:center"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company expects to pay $23,108 in minimum required contributions to the pension plan in 2026.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Black Lung&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table details the components of the net periodic benefit cost for black lung obligations:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.766%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:35.870%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.050%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Service cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;625&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;536&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,249&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,071&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Interest cost&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,512&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,463&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,025&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,926&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Expected return on plan assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(14)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(14)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(28)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(27)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Amortization of net actuarial loss&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,911&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,076&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,152&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Net periodic benefit cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,034&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,061&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,068&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,122&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Defined Contribution and Profit Sharing Plans&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the first quarter of 2026, the Company&#x2019;s matching contributions under the Alpha Metallurgical Resources 401(k) Retirement Savings Plan were reinstated after being suspended due to weak market conditions during the second quarter of 2024.&lt;/span&gt;&lt;/div&gt;The Company&#x2019;s total contributions to its defined contribution plans for the three months ended June&#160;30, 2026 and 2025 were $4,091 and $116, respectively. The Company&#x2019;s total contributions to its defined contribution plans for the six months ended June 30, 2026 and 2025 were $7,600 and $249, respectively.</us-gaap:CompensationAndEmployeeBenefitPlansOtherThanShareBasedCompensationTextBlock>
    <us-gaap:ScheduleOfNetBenefitCostsTableTextBlock contextRef="c-1" id="f-539">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:115%"&gt;The following table details the components of the net periodic benefit cost for pension obligations: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.766%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:35.870%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.050%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Interest cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,331&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,821&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;10,621&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,626&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Expected return on plan assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(5,246)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(4,916)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(10,445)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(9,836)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Amortization of net actuarial loss &lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;316&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;421&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;688&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;799&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Net periodic benefit cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;401&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,326&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;864&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,589&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table details the components of the net periodic benefit cost for black lung obligations:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.766%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:35.870%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.050%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Service cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;625&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;536&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,249&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,071&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Interest cost&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,512&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,463&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,025&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,926&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Expected return on plan assets&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(14)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(14)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(28)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(27)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Amortization of net actuarial loss&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,911&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,076&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,152&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Net periodic benefit cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,034&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,061&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,068&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,122&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfNetBenefitCostsTableTextBlock>
    <us-gaap:DefinedBenefitPlanInterestCost contextRef="c-129" decimals="-3" id="f-540" unitRef="usd">5331000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanInterestCost contextRef="c-130" decimals="-3" id="f-541" unitRef="usd">5821000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanInterestCost contextRef="c-131" decimals="-3" id="f-542" unitRef="usd">10621000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanInterestCost contextRef="c-132" decimals="-3" id="f-543" unitRef="usd">11626000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets contextRef="c-129" decimals="-3" id="f-544" unitRef="usd">5246000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets contextRef="c-130" decimals="-3" id="f-545" unitRef="usd">4916000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets contextRef="c-131" decimals="-3" id="f-546" unitRef="usd">10445000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets contextRef="c-132" decimals="-3" id="f-547" unitRef="usd">9836000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses contextRef="c-129" decimals="-3" id="f-548" unitRef="usd">-316000</us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses>
    <us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses contextRef="c-130" decimals="-3" id="f-549" unitRef="usd">-421000</us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses>
    <us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses contextRef="c-131" decimals="-3" id="f-550" unitRef="usd">-688000</us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses>
    <us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses contextRef="c-132" decimals="-3" id="f-551" unitRef="usd">-799000</us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost contextRef="c-129" decimals="-3" id="f-552" unitRef="usd">401000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost contextRef="c-130" decimals="-3" id="f-553" unitRef="usd">1326000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost contextRef="c-131" decimals="-3" id="f-554" unitRef="usd">864000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost contextRef="c-132" decimals="-3" id="f-555" unitRef="usd">2589000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:IncreaseDecreaseInPensionPlanObligations contextRef="c-3" decimals="-3" id="f-556" unitRef="usd">-2326000</us-gaap:IncreaseDecreaseInPensionPlanObligations>
    <us-gaap:IncreaseDecreaseInPensionPlanObligations contextRef="c-4" decimals="-3" id="f-557" unitRef="usd">1679000</us-gaap:IncreaseDecreaseInPensionPlanObligations>
    <us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear contextRef="c-133" decimals="-3" id="f-558" unitRef="usd">23108000</us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear>
    <us-gaap:DefinedBenefitPlanServiceCost contextRef="c-134" decimals="-3" id="f-559" unitRef="usd">625000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanServiceCost contextRef="c-135" decimals="-3" id="f-560" unitRef="usd">536000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanServiceCost contextRef="c-136" decimals="-3" id="f-561" unitRef="usd">1249000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanServiceCost contextRef="c-137" decimals="-3" id="f-562" unitRef="usd">1071000</us-gaap:DefinedBenefitPlanServiceCost>
    <us-gaap:DefinedBenefitPlanInterestCost contextRef="c-134" decimals="-3" id="f-563" unitRef="usd">1512000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanInterestCost contextRef="c-135" decimals="-3" id="f-564" unitRef="usd">1463000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanInterestCost contextRef="c-136" decimals="-3" id="f-565" unitRef="usd">3025000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanInterestCost contextRef="c-137" decimals="-3" id="f-566" unitRef="usd">2926000</us-gaap:DefinedBenefitPlanInterestCost>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets contextRef="c-134" decimals="-3" id="f-567" unitRef="usd">14000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets contextRef="c-135" decimals="-3" id="f-568" unitRef="usd">14000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets contextRef="c-136" decimals="-3" id="f-569" unitRef="usd">28000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets contextRef="c-137" decimals="-3" id="f-570" unitRef="usd">27000</us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets>
    <us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses contextRef="c-134" decimals="-3" id="f-571" unitRef="usd">-1911000</us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses>
    <us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses contextRef="c-135" decimals="-3" id="f-572" unitRef="usd">-1076000</us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses>
    <us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses contextRef="c-136" decimals="-3" id="f-573" unitRef="usd">-3822000</us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses>
    <us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses contextRef="c-137" decimals="-3" id="f-574" unitRef="usd">-2152000</us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost contextRef="c-134" decimals="-3" id="f-575" unitRef="usd">4034000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost contextRef="c-135" decimals="-3" id="f-576" unitRef="usd">3061000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost contextRef="c-136" decimals="-3" id="f-577" unitRef="usd">8068000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost contextRef="c-137" decimals="-3" id="f-578" unitRef="usd">6122000</us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost>
    <us-gaap:DefinedContributionPlanCostRecognized contextRef="c-3" decimals="-3" id="f-579" unitRef="usd">4091000</us-gaap:DefinedContributionPlanCostRecognized>
    <us-gaap:DefinedContributionPlanCostRecognized contextRef="c-4" decimals="-3" id="f-580" unitRef="usd">116000</us-gaap:DefinedContributionPlanCostRecognized>
    <us-gaap:DefinedContributionPlanCostRecognized contextRef="c-1" decimals="-3" id="f-581" unitRef="usd">7600000</us-gaap:DefinedContributionPlanCostRecognized>
    <us-gaap:DefinedContributionPlanCostRecognized contextRef="c-5" decimals="-3" id="f-582" unitRef="usd">249000</us-gaap:DefinedContributionPlanCostRecognized>
    <us-gaap:RelatedPartyTransactionsDisclosureTextBlock contextRef="c-1" id="f-583">Related Party Transactions &lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%"&gt;As described in Note 10 to the Consolidated Financial Statements included in the Company&#x2019;s Annual Report on Form 10-K, the Company routinely provides capital contributions to Dominion Terminal Associates (&#x201c;DTA&#x201d;), its equity method investee. Refer to Notes 14 and 15 for further information.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%"&gt;There were no other material related party transactions for the six months ended June 30, 2026 or 2025.&lt;/span&gt;&lt;/div&gt;</us-gaap:RelatedPartyTransactionsDisclosureTextBlock>
    <us-gaap:RelatedPartyTransactionAmountsOfTransaction contextRef="c-1" decimals="-3" id="f-584" unitRef="usd">0</us-gaap:RelatedPartyTransactionAmountsOfTransaction>
    <us-gaap:RelatedPartyTransactionAmountsOfTransaction contextRef="c-5" decimals="-3" id="f-585" unitRef="usd">0</us-gaap:RelatedPartyTransactionAmountsOfTransaction>
    <us-gaap:CommitmentsAndContingenciesDisclosureTextBlock contextRef="c-1" id="f-586">Commitments and Contingencies &lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;(a)&#160;General&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Estimated losses from loss contingencies are accrued by a charge to income when information available indicates that it is probable that an asset has been impaired or a liability has been incurred and the amount of the loss can be reasonably estimated.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;If a loss contingency is not probable or reasonably estimable, disclosure of the loss contingency is made in the Condensed Consolidated Financial Statements when it is at least reasonably possible that a loss may be incurred and that the loss could be material.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;(b)&#160;Commitments and Contingencies&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Commitments&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company leases coal mining and other equipment under long-term financing and operating leases with varying terms. In addition, the Company leases mineral interests and surface rights from landowners under various terms and royalty rates. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Coal royalty expense was $26,611 and $26,402 for the three months ended June 30, 2026 and 2025, respectively, and $53,850 and $50,487 for the six months ended June 30, 2026 and 2025, respectively.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Other Commitments &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Under the terms of its partnership-related agreements with respect to its investment in DTA, the Company is required to fund its proportionate share of DTA&#x2019;s ongoing operating and capital costs. In November 2023, the Company, together with DTA management, announced a multi-year capital investment plan to refurbish DTA&#x2019;s infrastructure. Beyond the Company&#x2019;s share of routine operating costs, as of June 30, 2026, it expects to have significant additional investment per year over the next 5 years related to the existing infrastructure and equipment upgrade program at DTA. Additionally, in June 2026, the Company announced a key piece of equipment, a stacker reclaimer machine, at DTA sustained significant damage due to high winds from a storm. DTA leadership, as part of DTA&#x2019;s insurance claims process, is in contact with its insurance providers to evaluate its options and work on developing an action plan. The terminal remains operational, but the damage to the stacker reclaimer will likely result in a slowdown in handling coal from certain areas of the stockpile yard until equipment replacement or repairs and/or other workarounds can be put in place. The equipment damage&#x2019;s impact on the timing and cost of DTA&#x2019;s upgrade program is currently unknown and will depend on factors such as the result of the insurance claim process as well as equipment and contractor availability.   &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:12pt;font-weight:400;line-height:120%"&gt;      &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In April 2026, the Company committed to invest up to $9,408 for a 49% partnership interest in Centauri Ground Support LLC. The newly formed entity plans to develop a manufacturing facility in Putnam County, West Virginia, to produce ground support products primarily to be sold to the Company for use in its mining operations. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Contingencies&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Extensive regulation of the impacts of mining on the environment and of maintaining workplace safety has had, and is expected to continue to have, a significant effect on the Company&#x2019;s costs of production and results of operations. Further regulations, legislation or litigation in these areas may also cause the Company&#x2019;s sales or profitability to decline by increasing costs or by hindering the Company&#x2019;s ability to continue mining at existing operations or to permit new operations.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the normal course of business, contract-related matters arise between the Company and its customers. When a loss related to such matters is considered probable and can reasonably be estimated, the Company records a liability.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;(c)&#160;Guarantees and Financial Instruments with Off-Balance Sheet Risk&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt;text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In the normal course of business, the Company is a party to certain guarantees and financial instruments with off-balance sheet risk, such as bank LCs, performance or surety bonds, and other guarantees and indemnities related to the obligations of affiliated entities which are not reflected in the Company&#x2019;s Condensed Consolidated Balance Sheets. However, the underlying &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;liabilities that they secure, such as asset retirement obligations, workers&#x2019; compensation liabilities, and royalty obligations, are reflected in the Company&#x2019;s Condensed Consolidated Balance Sheets.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company is required to provide financial assurance in order to perform the post-mining reclamation required by its mining permits, pay workers&#x2019; compensation claims under workers&#x2019; compensation laws in various states, pay federal black lung benefits, and perform certain other obligations. In order to provide the required financial assurance, the Company generally uses surety bonds for post-mining reclamation and workers&#x2019; compensation obligations. The Company can also use bank LCs to collateralize certain obligations and commitments.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;As of June&#160;30, 2026, the Company had $40,710 LCs outstanding under the ABL Facility. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;As of June&#160;30, 2026, the Company had outstanding surety bonds with a total face amount of $171,479 to secure various obligations and commitments. To secure the Company&#x2019;s reclamation-related obligations, the Company has $28,562 of collateral in the form of restricted cash and restricted investments supporting these obligations as of June&#160;30, 2026.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company meets frequently with its surety providers and has discussions with certain providers regarding the extent of and the terms of their participation in the program. These discussions may cause the Company to shift surety bonds between providers or to alter the terms of their participation in the Company&#x2019;s program. To the extent that surety bonds become unavailable or the Company&#x2019;s surety bond providers require additional collateral, the Company would seek to secure its obligations with LCs, cash deposits, or other suitable forms of collateral. The Company&#x2019;s failure to maintain, or inability to acquire, surety bonds or to provide a suitable alternative would have a material adverse effect on its liquidity. These failures could result from a variety of factors including the lack of availability, higher cost or unfavorable market terms of new surety bonds, and the exercise by third-party surety bond issuers of their right to refuse to renew the surety bonds.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%"&gt;Amounts included in restricted cash provide collateral to secure the following obligations:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:73.684%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:58.225%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.741%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.792%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.742%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Workers&#x2019; compensation and black lung obligations&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;118,045&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;117,150&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Reclamation-related obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,294&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;959&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Financial payments and other performance obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,880&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,802&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total long-term restricted cash&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;128,219&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;126,911&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Amounts included in restricted investments provide collateral to secure the following obligations: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:73.684%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:58.225%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.741%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.792%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.742%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Workers&#x2019; compensation obligations&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,168&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,172&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Reclamation-related obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;27,268&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;27,238&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Financial payments and other performance obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,017&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,946&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6.75pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total long-term restricted investments &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;34,453&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;34,356&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Classified as long-term trading securities as of June&#160;30, 2026 and December&#160;31, 2025.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Amounts included in deposits provide collateral to secure the following obligations: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:73.684%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:58.225%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.741%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.792%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.742%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Workers&#x2019; compensation obligations&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,108&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,108&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Other operating agreements&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;683&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;684&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total deposits &lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,791&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,792&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Less current portion &lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(29)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total deposits, net of current portion &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,762&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,792&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt; Included within Other non-current assets on the Company&#x2019;s Condensed Consolidated Balance Sheets.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;DCMWC Reauthorization Process&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In January 2025, the U.S. Department of Labor (&#x201c;DOL&#x201d;) published a final rule revising the requirements and procedures for authorizing operators to self-insure their liabilities under the Black Lung Benefits Act (the &#x201c;2025 Final Rule&#x201d;), and the Company anticipates it would require a substantial increase in the collateral required to secure self-insured federal black lung obligations. Under the 2025 Final Rule&#x2019;s 100% minimum collateral requirement, if this requirement is not modified or stayed through legal action, the Company estimates it would be required to provide approximately $80,000 to $100,000 of collateral to secure certain of its black lung obligations. The 2025 Final Rule permits the Company to use combinations of letters of credit, surety bonds, and cash to meet the collateral requirement. The Company received a letter from the Division of Coal Mine Workers&#x2019; Compensation (&#x201c;DCMWC&#x201d;) dated January 14, 2025, outlining the new procedures and application process for authorizing operators to self-insure under the new regulation. The letter outlined authorization form requirements and provided a 60-day period for the submission of the required documents. Subsequently, on February 20, 2025, the Company received a letter from the DCMWC stating that the 60-day deadline to provide information was no longer applicable and no information was required to be submitted at this time. DCMWC stated that additional guidance would be provided in due course after consultation with new DOL leadership. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;On July 30, 2026, the DOL published a proposed rule that would revise the 2025 Final Rule by replacing the current 100% collateral requirement with a risk-based approach, providing additional flexibility regarding acceptable forms of collateral, and extending the timeframe for satisfying collateral requirements. The proposed rule is subject to a public comment period through September 28, 2026. The Company is evaluating the proposal and its potential impact on future collateral requirements.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;(d) Legal Proceedings&#160;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In December 2024, the state of New York adopted the Climate Change Superfund Act, purporting to impose significant, ongoing cash charges upon a variety of companies involved in the production and use of fossil fuels, including the Company (the &#x201c;Act&#x201d;). Other states have adopted or are contemplating adopting similar laws. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company believes that the new law is unconstitutional under the U.S. Constitution. In February 2025, the Company, along with numerous U.S. states and other entities involved in the fossil fuel industry, filed a complaint against the attorney general of New York and other New York officials. The complaint was filed in the federal district court for the Northern District of New York and requests that the court (a) declare that the Act is preempted by federal statutes and otherwise violates the U.S. Constitution, (b) declare that the Act is unenforceable, and (c) enjoin the state of New York and its officials from taking any action to implement or enforce the Act. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;On May 1, 2025, the U.S. Department of Justice and the Environmental Protection Agency filed a similar complaint against the State of New York, Kathleen Hochul in her capacity as Governor, Letitia James in her capacity as New York Attorney General and Amanda Lefton in her capacity as Acting Commissioner of the New York Department of Environmental Conservation in the Southern District of New York, requesting that the court declare the Act unconstitutional and permanently enjoin its implementation or enforcement. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Although the Company believes that the Act is very unlikely to be upheld, the outcome of this litigation cannot be predicted with certainty. If the Act, or similar acts adopted in other U.S. states, were upheld, the Company&#x2019;s liquidity would be materially, adversely affected.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In addition, the Company is party to other legal proceedings from time to time that occur in the ordinary course of business. These proceedings, as well as governmental examinations, could involve various business units and a variety of claims, including, but not limited to, contract disputes, personal injury claims, property damage claims (including those resulting from blasting, subsidence, trucking and flooding), environmental and safety issues, securities-related matters and employment matters. While some legal matters may specify the damages claimed by the plaintiffs, many seek an unquantified amount of damages. Even when the amount of damages claimed against the Company or its subsidiaries is stated, (i) the claimed amount may be exaggerated or unsupported; (ii) the claim may be based on a novel legal theory or involve a large number of parties; (iii) there may be uncertainty as to the likelihood of a class being certified or the ultimate size of the class; (iv) there may be uncertainty as to the outcome of pending appeals or motions; and/or (v) there may be significant factual issues to be resolved. As a result, if such legal matters arise in the future, the Company may be unable to estimate a range of possible loss for matters that have not yet progressed sufficiently through discovery and the development of important factual information and legal &lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;issues. The Company records accruals based on an estimate of the ultimate outcome of these matters, but these estimates can be difficult to determine and involve significant judgment.&lt;/span&gt;&lt;/div&gt;</us-gaap:CommitmentsAndContingenciesDisclosureTextBlock>
    <us-gaap:RoyaltyExpense contextRef="c-94" decimals="-3" id="f-587" unitRef="usd">26611000</us-gaap:RoyaltyExpense>
    <us-gaap:RoyaltyExpense contextRef="c-95" decimals="-3" id="f-588" unitRef="usd">26402000</us-gaap:RoyaltyExpense>
    <us-gaap:RoyaltyExpense contextRef="c-96" decimals="-3" id="f-589" unitRef="usd">53850000</us-gaap:RoyaltyExpense>
    <us-gaap:RoyaltyExpense contextRef="c-97" decimals="-3" id="f-590" unitRef="usd">50487000</us-gaap:RoyaltyExpense>
    <amr:OtherCommitmentAgreementTerm contextRef="c-138" id="f-591">P5Y</amr:OtherCommitmentAgreementTerm>
    <us-gaap:OtherCommitment contextRef="c-139" decimals="-3" id="f-592" unitRef="usd">9408000</us-gaap:OtherCommitment>
    <amr:OtherCommitmentPercentage contextRef="c-139" decimals="2" id="f-593" unitRef="number">0.49</amr:OtherCommitmentPercentage>
    <us-gaap:LettersOfCreditOutstandingAmount contextRef="c-121" decimals="-3" id="f-594" unitRef="usd">40710000</us-gaap:LettersOfCreditOutstandingAmount>
    <us-gaap:GuaranteeObligationsCurrentCarryingValue contextRef="c-140" decimals="-3" id="f-595" unitRef="usd">171479000</us-gaap:GuaranteeObligationsCurrentCarryingValue>
    <us-gaap:RestrictedCashAndInvestments contextRef="c-141" decimals="-3" id="f-596" unitRef="usd">28562000</us-gaap:RestrictedCashAndInvestments>
    <us-gaap:ScheduleOfRestrictedCashAndCashEquivalentsTextBlock contextRef="c-1" id="f-597">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:112%"&gt;Amounts included in restricted cash provide collateral to secure the following obligations:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:73.684%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:58.225%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.741%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.792%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.742%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Workers&#x2019; compensation and black lung obligations&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;118,045&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;117,150&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Reclamation-related obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,294&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;959&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Financial payments and other performance obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,880&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,802&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total long-term restricted cash&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;128,219&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;126,911&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfRestrictedCashAndCashEquivalentsTextBlock>
    <us-gaap:RestrictedCash contextRef="c-142" decimals="-3" id="f-598" unitRef="usd">118045000</us-gaap:RestrictedCash>
    <us-gaap:RestrictedCash contextRef="c-143" decimals="-3" id="f-599" unitRef="usd">117150000</us-gaap:RestrictedCash>
    <us-gaap:RestrictedCash contextRef="c-144" decimals="-3" id="f-600" unitRef="usd">1294000</us-gaap:RestrictedCash>
    <us-gaap:RestrictedCash contextRef="c-145" decimals="-3" id="f-601" unitRef="usd">959000</us-gaap:RestrictedCash>
    <us-gaap:RestrictedCash contextRef="c-146" decimals="-3" id="f-602" unitRef="usd">8880000</us-gaap:RestrictedCash>
    <us-gaap:RestrictedCash contextRef="c-147" decimals="-3" id="f-603" unitRef="usd">8802000</us-gaap:RestrictedCash>
    <us-gaap:RestrictedCash contextRef="c-6" decimals="-3" id="f-604" unitRef="usd">128219000</us-gaap:RestrictedCash>
    <us-gaap:RestrictedCash contextRef="c-7" decimals="-3" id="f-605" unitRef="usd">126911000</us-gaap:RestrictedCash>
    <us-gaap:DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock contextRef="c-1" id="f-606">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Amounts included in restricted investments provide collateral to secure the following obligations: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:73.684%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:58.225%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.741%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.792%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.742%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Workers&#x2019; compensation obligations&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,168&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,172&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Reclamation-related obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;27,268&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;27,238&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Financial payments and other performance obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,017&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,946&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6.75pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total long-term restricted investments &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;34,453&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;34,356&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Classified as long-term trading securities as of June&#160;30, 2026 and December&#160;31, 2025.&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Amounts included in deposits provide collateral to secure the following obligations: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:73.684%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:58.225%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.741%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.792%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:18.742%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;June 30, 2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Workers&#x2019; compensation obligations&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,108&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,108&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Other operating agreements&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;683&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;684&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 7.75pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total deposits &lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,791&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,792&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Less current portion &lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(29)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:6pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total deposits, net of current portion &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,762&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,792&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt; Included within Other non-current assets on the Company&#x2019;s Condensed Consolidated Balance Sheets.&lt;/span&gt;&lt;/div&gt;</us-gaap:DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock>
    <us-gaap:RestrictedInvestments contextRef="c-148" decimals="-3" id="f-607" unitRef="usd">3168000</us-gaap:RestrictedInvestments>
    <us-gaap:RestrictedInvestments contextRef="c-149" decimals="-3" id="f-608" unitRef="usd">3172000</us-gaap:RestrictedInvestments>
    <us-gaap:RestrictedInvestments contextRef="c-144" decimals="-3" id="f-609" unitRef="usd">27268000</us-gaap:RestrictedInvestments>
    <us-gaap:RestrictedInvestments contextRef="c-145" decimals="-3" id="f-610" unitRef="usd">27238000</us-gaap:RestrictedInvestments>
    <us-gaap:RestrictedInvestments contextRef="c-146" decimals="-3" id="f-611" unitRef="usd">4017000</us-gaap:RestrictedInvestments>
    <us-gaap:RestrictedInvestments contextRef="c-147" decimals="-3" id="f-612" unitRef="usd">3946000</us-gaap:RestrictedInvestments>
    <us-gaap:RestrictedInvestments contextRef="c-6" decimals="-3" id="f-613" unitRef="usd">34453000</us-gaap:RestrictedInvestments>
    <us-gaap:RestrictedInvestments contextRef="c-7" decimals="-3" id="f-614" unitRef="usd">34356000</us-gaap:RestrictedInvestments>
    <us-gaap:DepositAssets contextRef="c-148" decimals="-3" id="f-615" unitRef="usd">4108000</us-gaap:DepositAssets>
    <us-gaap:DepositAssets contextRef="c-149" decimals="-3" id="f-616" unitRef="usd">4108000</us-gaap:DepositAssets>
    <us-gaap:DepositAssets contextRef="c-150" decimals="-3" id="f-617" unitRef="usd">683000</us-gaap:DepositAssets>
    <us-gaap:DepositAssets contextRef="c-151" decimals="-3" id="f-618" unitRef="usd">684000</us-gaap:DepositAssets>
    <us-gaap:DepositAssets contextRef="c-6" decimals="-3" id="f-619" unitRef="usd">4791000</us-gaap:DepositAssets>
    <us-gaap:DepositAssets contextRef="c-7" decimals="-3" id="f-620" unitRef="usd">4792000</us-gaap:DepositAssets>
    <us-gaap:DepositsAssetsCurrent contextRef="c-6" decimals="-3" id="f-621" unitRef="usd">29000</us-gaap:DepositsAssetsCurrent>
    <us-gaap:DepositsAssetsCurrent contextRef="c-7" decimals="-3" id="f-622" unitRef="usd">0</us-gaap:DepositsAssetsCurrent>
    <us-gaap:DepositsAssetsNoncurrent contextRef="c-6" decimals="-3" id="f-623" unitRef="usd">4762000</us-gaap:DepositsAssetsNoncurrent>
    <us-gaap:DepositsAssetsNoncurrent contextRef="c-7" decimals="-3" id="f-624" unitRef="usd">4792000</us-gaap:DepositsAssetsNoncurrent>
    <amr:DefinedBenefitPlanCollateral contextRef="c-152" decimals="-3" id="f-625" unitRef="usd">80000000</amr:DefinedBenefitPlanCollateral>
    <amr:DefinedBenefitPlanCollateral contextRef="c-153" decimals="-3" id="f-626" unitRef="usd">100000000</amr:DefinedBenefitPlanCollateral>
    <amr:DefinedBenefitPlanRequiredDocumentsSubmissionPeriod contextRef="c-154" id="f-627">P60D</amr:DefinedBenefitPlanRequiredDocumentsSubmissionPeriod>
    <amr:DefinedBenefitPlanRequiredDocumentsSubmissionPeriod contextRef="c-154" id="f-628">P60D</amr:DefinedBenefitPlanRequiredDocumentsSubmissionPeriod>
    <us-gaap:SegmentReportingDisclosureTextBlock contextRef="c-1" id="f-629">Segment Information &lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company currently conducts its mining operations within the Central Appalachia (&#x201c;CAPP&#x201d;) coal basin located in the United States. The Company has one reportable operating segment: Met, which consists of six active mining complexes whose primary product is metallurgical quality coal that is extracted, processed, and marketed to domestic and international steel and coke producers. In addition to its primary product, thermal quality coal may also be produced as a by-product and marketed to domestic and international utilities and industrial customers. The segment&#x2019;s equity method investment in DTA facilitates the export of coal to international customers. Segment operating results are regularly reviewed by the Company&#x2019;s Chief Executive Officer, who is considered its Chief Operating Decision Maker (&#x201c;CODM&#x201d;). &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Met reportable segment results for the three and six months ended June 30, 2026 and 2025 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:96.491%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:40.566%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.557%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.995%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;491,505&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;548,675&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,015,038&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,078,342&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Other revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,351&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,599&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,805&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,889&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;492,856&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;550,274&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,017,843&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,082,231&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Non-GAAP cost of coal sales&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;365,789&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;388,844&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;754,092&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;803,513&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Freight and handling costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;70,220&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;84,589&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;146,434&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;168,513&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Idled and closed mine costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;7,654&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,520&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;17,526&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,511&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Cost of coal sales (exclusive of items shown separately below)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;443,663&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;479,953&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;918,052&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;984,537&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Depreciation, depletion and amortization&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;36,044&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;44,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;75,970&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;88,732&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Accretion on asset retirement obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,214&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,508&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;10,429&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,122&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Amortization of acquired intangibles&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;876&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,357&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,752&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,714&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Selling, general and administrative expenses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;17,257&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;15,216&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;33,855&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;30,640&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Interest expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;962&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;761&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,803&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,524&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Interest income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(2,919)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(4,199)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(7,125)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(8,245)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Equity loss in affiliates&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,717&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,736&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,450&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;13,696&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Other segment items &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,889&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,322&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,862&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;9,097&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Income tax benefit&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(6,595)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(1,248)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(11,921)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(12,685)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total other expenses&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;61,445&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;75,275&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;123,075&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;136,595&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Net loss&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(12,252)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(4,954)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(23,284)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(38,901)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Other segment items include Other operating loss (income) and Miscellaneous expense, net.&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Refer to the Company&#x2019;s Condensed Consolidated Balance Sheets and Statements of Cash Flows for information on its consolidated assets and capital expenditures. The Company&#x2019;s investment in equity method investees as of June&#160;30, 2026 and December&#160;31, 2025 was $64,725 and $53,850, respectively. No further segment level asset information is reviewed by the CODM. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company markets produced, processed and purchased coal to customers in the United States and in international markets. Revenue is tracked within the Company&#x2019;s accounting records based on the product destination. The following tables present additional information on the Company&#x2019;s revenues and top customers:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:94.590%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:39.085%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.274%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.572%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.274%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.572%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.274%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.572%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.277%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;491,505&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;548,675&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,015,038&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,078,342&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;492,856&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;550,274&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,017,843&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,082,231&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Export coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;353,683&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;394,979&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;757,104&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;790,694&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Export coal revenues as % of total coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;72&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;72&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;75&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;73&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Countries with export coal revenue exceeding 10% of total revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;India, Turkey, Brazil&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;India, Brazil&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;India, Turkey&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;India&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Top customer as % of total revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;15&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;16&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;13&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;14&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Top 10 customers as % of total revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;73&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;80&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;76&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;80&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Number of customers exceeding 10% of total revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;padding-left:9pt;padding-right:9pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.766%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.792%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.048%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;As of June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Number of customers exceeding 10% of total trade accounts receivable, net&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:SegmentReportingDisclosureTextBlock>
    <us-gaap:NumberOfOperatingSegments
      contextRef="c-1"
      decimals="INF"
      id="f-630"
      unitRef="segment">1</us-gaap:NumberOfOperatingSegments>
    <us-gaap:NumberOfReportableSegments
      contextRef="c-1"
      decimals="INF"
      id="f-631"
      unitRef="segment">1</us-gaap:NumberOfReportableSegments>
    <amr:NumberOfActiveMines contextRef="c-1" decimals="INF" id="f-632" unitRef="mine">6</amr:NumberOfActiveMines>
    <us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock contextRef="c-1" id="f-633">&lt;div style="text-indent:18pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Met reportable segment results for the three and six months ended June 30, 2026 and 2025 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:18pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:96.491%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:40.566%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.557%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.995%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;491,505&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;548,675&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,015,038&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,078,342&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Other revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,351&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,599&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,805&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,889&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;492,856&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;550,274&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,017,843&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,082,231&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Non-GAAP cost of coal sales&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;365,789&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;388,844&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;754,092&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;803,513&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Freight and handling costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;70,220&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;84,589&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;146,434&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;168,513&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Idled and closed mine costs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;7,654&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,520&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;17,526&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,511&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Cost of coal sales (exclusive of items shown separately below)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;443,663&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;479,953&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;918,052&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;984,537&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Depreciation, depletion and amortization&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;36,044&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;44,822&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;75,970&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;88,732&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Accretion on asset retirement obligations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,214&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,508&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;10,429&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;11,122&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Amortization of acquired intangibles&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;876&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,357&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,752&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2,714&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Selling, general and administrative expenses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;17,257&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;15,216&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;33,855&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;30,640&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Interest expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;962&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;761&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,803&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,524&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Interest income&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(2,919)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(4,199)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(7,125)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(8,245)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Equity loss in affiliates&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;6,717&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8,736&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12,450&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;13,696&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Other segment items &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3,889&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4,322&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;5,862&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;9,097&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Income tax benefit&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(6,595)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(1,248)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(11,921)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(12,685)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total other expenses&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;61,445&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;75,275&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;123,075&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;136,595&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height:15pt"&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Net loss&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(12,252)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(4,954)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(23,284)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;(38,901)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-bottom:12pt"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Other segment items include Other operating loss (income) and Miscellaneous expense, net.&lt;/span&gt;&lt;/div&gt;The following tables present additional information on the Company&#x2019;s revenues and top customers:&lt;div style="margin-top:5pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:94.590%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:39.085%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.274%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.572%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.274%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.572%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.274%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.572%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:13.277%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Three Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Six Months Ended June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;491,505&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;548,675&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,015,038&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,078,342&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Total revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;492,856&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;550,274&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,017,843&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;1,082,231&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Export coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;353,683&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;394,979&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;757,104&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 0 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;790,694&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Export coal revenues as % of total coal revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;72&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;72&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;75&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;73&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Countries with export coal revenue exceeding 10% of total revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;India, Turkey, Brazil&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;India, Brazil&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;India, Turkey&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;India&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Top customer as % of total revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;15&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;16&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;13&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;14&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Top 10 customers as % of total revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;73&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;80&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;76&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2.62pt 0 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;80&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Number of customers exceeding 10% of total revenues&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;4&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:5pt;padding-left:9pt;padding-right:9pt;text-align:center;text-indent:18pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.766%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.792%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.046%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.614%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.048%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;As of June 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000000;padding:2.62pt 1pt 1.5pt 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:8pt;font-weight:700;line-height:100%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2.62pt 1pt 1.5pt 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Number of customers exceeding 10% of total trade accounts receivable, net&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2.62pt 1pt 1.5pt 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-155" decimals="-3" id="f-634" unitRef="usd">491505000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-156" decimals="-3" id="f-635" unitRef="usd">548675000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-157" decimals="-3" id="f-636" unitRef="usd">1015038000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-158" decimals="-3" id="f-637" unitRef="usd">1078342000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:OtherIncome contextRef="c-155" decimals="-3" id="f-638" unitRef="usd">1351000</us-gaap:OtherIncome>
    <us-gaap:OtherIncome contextRef="c-156" decimals="-3" id="f-639" unitRef="usd">1599000</us-gaap:OtherIncome>
    <us-gaap:OtherIncome contextRef="c-157" decimals="-3" id="f-640" unitRef="usd">2805000</us-gaap:OtherIncome>
    <us-gaap:OtherIncome contextRef="c-158" decimals="-3" id="f-641" unitRef="usd">3889000</us-gaap:OtherIncome>
    <us-gaap:Revenues contextRef="c-155" decimals="-3" id="f-642" unitRef="usd">492856000</us-gaap:Revenues>
    <us-gaap:Revenues contextRef="c-156" decimals="-3" id="f-643" unitRef="usd">550274000</us-gaap:Revenues>
    <us-gaap:Revenues contextRef="c-157" decimals="-3" id="f-644" unitRef="usd">1017843000</us-gaap:Revenues>
    <us-gaap:Revenues contextRef="c-158" decimals="-3" id="f-645" unitRef="usd">1082231000</us-gaap:Revenues>
    <amr:NonGAAPCostOfSales contextRef="c-155" decimals="-3" id="f-646" unitRef="usd">365789000</amr:NonGAAPCostOfSales>
    <amr:NonGAAPCostOfSales contextRef="c-156" decimals="-3" id="f-647" unitRef="usd">388844000</amr:NonGAAPCostOfSales>
    <amr:NonGAAPCostOfSales contextRef="c-157" decimals="-3" id="f-648" unitRef="usd">754092000</amr:NonGAAPCostOfSales>
    <amr:NonGAAPCostOfSales contextRef="c-158" decimals="-3" id="f-649" unitRef="usd">803513000</amr:NonGAAPCostOfSales>
    <amr:FreightAndHandlingCosts contextRef="c-155" decimals="-3" id="f-650" unitRef="usd">70220000</amr:FreightAndHandlingCosts>
    <amr:FreightAndHandlingCosts contextRef="c-156" decimals="-3" id="f-651" unitRef="usd">84589000</amr:FreightAndHandlingCosts>
    <amr:FreightAndHandlingCosts contextRef="c-157" decimals="-3" id="f-652" unitRef="usd">146434000</amr:FreightAndHandlingCosts>
    <amr:FreightAndHandlingCosts contextRef="c-158" decimals="-3" id="f-653" unitRef="usd">168513000</amr:FreightAndHandlingCosts>
    <amr:IdledAndClosedMineCosts contextRef="c-155" decimals="-3" id="f-654" unitRef="usd">7654000</amr:IdledAndClosedMineCosts>
    <amr:IdledAndClosedMineCosts contextRef="c-156" decimals="-3" id="f-655" unitRef="usd">6520000</amr:IdledAndClosedMineCosts>
    <amr:IdledAndClosedMineCosts contextRef="c-157" decimals="-3" id="f-656" unitRef="usd">17526000</amr:IdledAndClosedMineCosts>
    <amr:IdledAndClosedMineCosts contextRef="c-158" decimals="-3" id="f-657" unitRef="usd">12511000</amr:IdledAndClosedMineCosts>
    <us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization contextRef="c-155" decimals="-3" id="f-658" unitRef="usd">443663000</us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization>
    <us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization contextRef="c-156" decimals="-3" id="f-659" unitRef="usd">479953000</us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization>
    <us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization contextRef="c-157" decimals="-3" id="f-660" unitRef="usd">918052000</us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization>
    <us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization contextRef="c-158" decimals="-3" id="f-661" unitRef="usd">984537000</us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization>
    <amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles contextRef="c-155" decimals="-3" id="f-662" unitRef="usd">36044000</amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles>
    <amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles contextRef="c-156" decimals="-3" id="f-663" unitRef="usd">44822000</amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles>
    <amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles contextRef="c-157" decimals="-3" id="f-664" unitRef="usd">75970000</amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles>
    <amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles contextRef="c-158" decimals="-3" id="f-665" unitRef="usd">88732000</amr:DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-155" decimals="-3" id="f-666" unitRef="usd">5214000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-156" decimals="-3" id="f-667" unitRef="usd">5508000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-157" decimals="-3" id="f-668" unitRef="usd">10429000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AssetRetirementObligationAccretionExpense contextRef="c-158" decimals="-3" id="f-669" unitRef="usd">11122000</us-gaap:AssetRetirementObligationAccretionExpense>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-155" decimals="-3" id="f-670" unitRef="usd">876000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-156" decimals="-3" id="f-671" unitRef="usd">1357000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-157" decimals="-3" id="f-672" unitRef="usd">1752000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:AmortizationOfIntangibleAssets contextRef="c-158" decimals="-3" id="f-673" unitRef="usd">2714000</us-gaap:AmortizationOfIntangibleAssets>
    <us-gaap:SellingGeneralAndAdministrativeExpense contextRef="c-155" decimals="-3" id="f-674" unitRef="usd">17257000</us-gaap:SellingGeneralAndAdministrativeExpense>
    <us-gaap:SellingGeneralAndAdministrativeExpense contextRef="c-156" decimals="-3" id="f-675" unitRef="usd">15216000</us-gaap:SellingGeneralAndAdministrativeExpense>
    <us-gaap:SellingGeneralAndAdministrativeExpense contextRef="c-157" decimals="-3" id="f-676" unitRef="usd">33855000</us-gaap:SellingGeneralAndAdministrativeExpense>
    <us-gaap:SellingGeneralAndAdministrativeExpense contextRef="c-158" decimals="-3" id="f-677" unitRef="usd">30640000</us-gaap:SellingGeneralAndAdministrativeExpense>
    <us-gaap:InterestExpenseNonoperating contextRef="c-155" decimals="-3" id="f-678" unitRef="usd">962000</us-gaap:InterestExpenseNonoperating>
    <us-gaap:InterestExpenseNonoperating contextRef="c-156" decimals="-3" id="f-679" unitRef="usd">761000</us-gaap:InterestExpenseNonoperating>
    <us-gaap:InterestExpenseNonoperating contextRef="c-157" decimals="-3" id="f-680" unitRef="usd">1803000</us-gaap:InterestExpenseNonoperating>
    <us-gaap:InterestExpenseNonoperating contextRef="c-158" decimals="-3" id="f-681" unitRef="usd">1524000</us-gaap:InterestExpenseNonoperating>
    <us-gaap:InvestmentIncomeInterest contextRef="c-155" decimals="-3" id="f-682" unitRef="usd">2919000</us-gaap:InvestmentIncomeInterest>
    <us-gaap:InvestmentIncomeInterest contextRef="c-156" decimals="-3" id="f-683" unitRef="usd">4199000</us-gaap:InvestmentIncomeInterest>
    <us-gaap:InvestmentIncomeInterest contextRef="c-157" decimals="-3" id="f-684" unitRef="usd">7125000</us-gaap:InvestmentIncomeInterest>
    <us-gaap:InvestmentIncomeInterest contextRef="c-158" decimals="-3" id="f-685" unitRef="usd">8245000</us-gaap:InvestmentIncomeInterest>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-155" decimals="-3" id="f-686" unitRef="usd">-6717000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-156" decimals="-3" id="f-687" unitRef="usd">-8736000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-157" decimals="-3" id="f-688" unitRef="usd">-12450000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:IncomeLossFromEquityMethodInvestments contextRef="c-158" decimals="-3" id="f-689" unitRef="usd">-13696000</us-gaap:IncomeLossFromEquityMethodInvestments>
    <us-gaap:SegmentReportingOtherItemAmount contextRef="c-155" decimals="-3" id="f-690" unitRef="usd">3889000</us-gaap:SegmentReportingOtherItemAmount>
    <us-gaap:SegmentReportingOtherItemAmount contextRef="c-156" decimals="-3" id="f-691" unitRef="usd">4322000</us-gaap:SegmentReportingOtherItemAmount>
    <us-gaap:SegmentReportingOtherItemAmount contextRef="c-157" decimals="-3" id="f-692" unitRef="usd">5862000</us-gaap:SegmentReportingOtherItemAmount>
    <us-gaap:SegmentReportingOtherItemAmount contextRef="c-158" decimals="-3" id="f-693" unitRef="usd">9097000</us-gaap:SegmentReportingOtherItemAmount>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-155" decimals="-3" id="f-694" unitRef="usd">-6595000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-156" decimals="-3" id="f-695" unitRef="usd">-1248000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-157" decimals="-3" id="f-696" unitRef="usd">-11921000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-158" decimals="-3" id="f-697" unitRef="usd">-12685000</us-gaap:IncomeTaxExpenseBenefit>
    <amr:OperatingExpensesAndOther contextRef="c-155" decimals="-3" id="f-698" unitRef="usd">61445000</amr:OperatingExpensesAndOther>
    <amr:OperatingExpensesAndOther contextRef="c-156" decimals="-3" id="f-699" unitRef="usd">75275000</amr:OperatingExpensesAndOther>
    <amr:OperatingExpensesAndOther contextRef="c-157" decimals="-3" id="f-700" unitRef="usd">123075000</amr:OperatingExpensesAndOther>
    <amr:OperatingExpensesAndOther contextRef="c-158" decimals="-3" id="f-701" unitRef="usd">136595000</amr:OperatingExpensesAndOther>
    <us-gaap:NetIncomeLoss contextRef="c-155" decimals="-3" id="f-702" unitRef="usd">-12252000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-156" decimals="-3" id="f-703" unitRef="usd">-4954000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-157" decimals="-3" id="f-704" unitRef="usd">-23284000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-158" decimals="-3" id="f-705" unitRef="usd">-38901000</us-gaap:NetIncomeLoss>
    <us-gaap:EquityMethodInvestments contextRef="c-6" decimals="-3" id="f-706" unitRef="usd">64725000</us-gaap:EquityMethodInvestments>
    <us-gaap:EquityMethodInvestments contextRef="c-7" decimals="-3" id="f-707" unitRef="usd">53850000</us-gaap:EquityMethodInvestments>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-3" decimals="-3" id="f-708" unitRef="usd">491505000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-4" decimals="-3" id="f-709" unitRef="usd">548675000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-1" decimals="-3" id="f-710" unitRef="usd">1015038000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-5" decimals="-3" id="f-711" unitRef="usd">1078342000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:Revenues contextRef="c-3" decimals="-3" id="f-712" unitRef="usd">492856000</us-gaap:Revenues>
    <us-gaap:Revenues contextRef="c-4" decimals="-3" id="f-713" unitRef="usd">550274000</us-gaap:Revenues>
    <us-gaap:Revenues contextRef="c-1" decimals="-3" id="f-714" unitRef="usd">1017843000</us-gaap:Revenues>
    <us-gaap:Revenues contextRef="c-5" decimals="-3" id="f-715" unitRef="usd">1082231000</us-gaap:Revenues>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-159" decimals="-3" id="f-716" unitRef="usd">353683000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-160" decimals="-3" id="f-717" unitRef="usd">394979000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-161" decimals="-3" id="f-718" unitRef="usd">757104000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-162" decimals="-3" id="f-719" unitRef="usd">790694000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-163" decimals="2" id="f-720" unitRef="number">0.72</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-164" decimals="2" id="f-721" unitRef="number">0.72</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-165" decimals="2" id="f-722" unitRef="number">0.75</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-166" decimals="2" id="f-723" unitRef="number">0.73</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-167" decimals="2" id="f-724" unitRef="number">0.15</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-168" decimals="2" id="f-725" unitRef="number">0.16</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-169" decimals="2" id="f-726" unitRef="number">0.13</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-170" decimals="2" id="f-727" unitRef="number">0.14</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-171" decimals="2" id="f-728" unitRef="number">0.73</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-172" decimals="2" id="f-729" unitRef="number">0.80</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-173" decimals="2" id="f-730" unitRef="number">0.76</us-gaap:ConcentrationRiskPercentage1>
    <us-gaap:ConcentrationRiskPercentage1 contextRef="c-174" decimals="2" id="f-731" unitRef="number">0.80</us-gaap:ConcentrationRiskPercentage1>
    <amr:NumberOfCustomers
      contextRef="c-175"
      decimals="INF"
      id="f-732"
      unitRef="customer">2</amr:NumberOfCustomers>
    <amr:NumberOfCustomers
      contextRef="c-176"
      decimals="INF"
      id="f-733"
      unitRef="customer">3</amr:NumberOfCustomers>
    <amr:NumberOfCustomers
      contextRef="c-177"
      decimals="INF"
      id="f-734"
      unitRef="customer">3</amr:NumberOfCustomers>
    <amr:NumberOfCustomers
      contextRef="c-178"
      decimals="INF"
      id="f-735"
      unitRef="customer">4</amr:NumberOfCustomers>
    <amr:NumberOfCustomers
      contextRef="c-179"
      decimals="INF"
      id="f-736"
      unitRef="customer">3</amr:NumberOfCustomers>
    <amr:NumberOfCustomers
      contextRef="c-180"
      decimals="INF"
      id="f-737"
      unitRef="customer">3</amr:NumberOfCustomers>
    <ecd:Rule10b51ArrAdoptedFlag contextRef="c-3" id="f-738">false</ecd:Rule10b51ArrAdoptedFlag>
    <ecd:NonRule10b51ArrAdoptedFlag contextRef="c-3" id="f-739">false</ecd:NonRule10b51ArrAdoptedFlag>
    <ecd:NonRule10b51ArrTrmntdFlag contextRef="c-3" id="f-740">false</ecd:NonRule10b51ArrTrmntdFlag>
    <ecd:Rule10b51ArrTrmntdFlag contextRef="c-3" id="f-741">false</ecd:Rule10b51ArrTrmntdFlag>
</xbrl>
