3.10.0.1 html 433 295 1 false 106 0 false 13 false false R1.htm 00090 - Document - Document and Entity Information Sheet http://www.anteroresources.com/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 00100 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.anteroresources.com/role/StatementCondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 2 false false R3.htm 00105 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.anteroresources.com/role/StatementCondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 00200 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) Sheet http://www.anteroresources.com/role/StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveIncomeLoss Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) Statements 4 false false R5.htm 00205 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Parenthetical) Sheet http://www.anteroresources.com/role/StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveIncomeLossParenthetical Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Parenthetical) Statements 5 false false R6.htm 00300 - Statement - Condensed Consolidated Statements of Equity Sheet http://www.anteroresources.com/role/StatementCondensedConsolidatedStatementsOfEquity Condensed Consolidated Statements of Equity Statements 6 false false R7.htm 00400 - Statement - Condensed Consolidated Statements of Cash Flows Sheet http://www.anteroresources.com/role/StatementCondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements of Cash Flows Statements 7 false false R8.htm 10101 - Disclosure - Organization Sheet http://www.anteroresources.com/role/DisclosureOrganization Organization Notes 8 false false R9.htm 10201 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.anteroresources.com/role/DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 9 false false R10.htm 10301 - Disclosure - Antero Midstream Partners LP Sheet http://www.anteroresources.com/role/DisclosureAnteroMidstreamPartnersLp Antero Midstream Partners LP Notes 10 false false R11.htm 10401 - Disclosure - Revenue Sheet http://www.anteroresources.com/role/DisclosureRevenue Revenue Notes 11 false false R12.htm 10501 - Disclosure - Equity Method Investments Sheet http://www.anteroresources.com/role/DisclosureEquityMethodInvestments Equity Method Investments Notes 12 false false R13.htm 10601 - Disclosure - Accrued Liabilities Sheet http://www.anteroresources.com/role/DisclosureAccruedLiabilities Accrued Liabilities Notes 13 false false R14.htm 10701 - Disclosure - Long-Term Debt Sheet http://www.anteroresources.com/role/DisclosureLongTermDebt Long-Term Debt Notes 14 false false R15.htm 10801 - Disclosure - Asset Retirement Obligations Sheet http://www.anteroresources.com/role/DisclosureAssetRetirementObligations Asset Retirement Obligations Notes 15 false false R16.htm 10901 - Disclosure - Equity-Based Compensation Sheet http://www.anteroresources.com/role/DisclosureEquityBasedCompensation Equity-Based Compensation Notes 16 false false R17.htm 11001 - Disclosure - Financial Instruments Sheet http://www.anteroresources.com/role/DisclosureFinancialInstruments Financial Instruments Notes 17 false false R18.htm 11101 - Disclosure - Derivative Instruments Sheet http://www.anteroresources.com/role/DisclosureDerivativeInstruments Derivative Instruments Notes 18 false false R19.htm 11201 - Disclosure - Commitments Sheet http://www.anteroresources.com/role/DisclosureCommitments Commitments Notes 19 false false R20.htm 11301 - Disclosure - Contingencies Sheet http://www.anteroresources.com/role/DisclosureContingencies Contingencies Notes 20 false false R21.htm 11401 - Disclosure - Related Parties Sheet http://www.anteroresources.com/role/DisclosureRelatedParties Related Parties Notes 21 false false R22.htm 11501 - Disclosure - Segment Information Sheet http://www.anteroresources.com/role/DisclosureSegmentInformation Segment Information Notes 22 false false R23.htm 11601 - Disclosure - Subsidiary Guarantors Sheet http://www.anteroresources.com/role/DisclosureSubsidiaryGuarantors Subsidiary Guarantors Notes 23 false false R24.htm 20202 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.anteroresources.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.anteroresources.com/role/DisclosureSummaryOfSignificantAccountingPolicies 24 false false R25.htm 30203 - Disclosure - Summary of Significant Accounting Policies (Tables) Sheet http://www.anteroresources.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables Summary of Significant Accounting Policies (Tables) Tables http://www.anteroresources.com/role/DisclosureSummaryOfSignificantAccountingPolicies 25 false false R26.htm 30403 - Disclosure - Revenue (Tables) Sheet http://www.anteroresources.com/role/DisclosureRevenueTables Revenue (Tables) Tables http://www.anteroresources.com/role/DisclosureRevenue 26 false false R27.htm 30503 - Disclosure - Equity Method Investments (Tables) Sheet http://www.anteroresources.com/role/DisclosureEquityMethodInvestmentsTables Equity Method Investments (Tables) Tables http://www.anteroresources.com/role/DisclosureEquityMethodInvestments 27 false false R28.htm 30603 - Disclosure - Accrued Liabilities (Tables) Sheet http://www.anteroresources.com/role/DisclosureAccruedLiabilitiesTables Accrued Liabilities (Tables) Tables http://www.anteroresources.com/role/DisclosureAccruedLiabilities 28 false false R29.htm 30703 - Disclosure - Long-Term Debt (Tables) Sheet http://www.anteroresources.com/role/DisclosureLongTermDebtTables Long-Term Debt (Tables) Tables http://www.anteroresources.com/role/DisclosureLongTermDebt 29 false false R30.htm 30803 - Disclosure - Asset Retirement Obligations (Tables) Sheet http://www.anteroresources.com/role/DisclosureAssetRetirementObligationsTables Asset Retirement Obligations (Tables) Tables http://www.anteroresources.com/role/DisclosureAssetRetirementObligations 30 false false R31.htm 30903 - Disclosure - Equity-Based Compensation (Tables) Sheet http://www.anteroresources.com/role/DisclosureEquityBasedCompensationTables Equity-Based Compensation (Tables) Tables http://www.anteroresources.com/role/DisclosureEquityBasedCompensation 31 false false R32.htm 31103 - Disclosure - Derivative Instruments (Tables) Sheet http://www.anteroresources.com/role/DisclosureDerivativeInstrumentsTables Derivative Instruments (Tables) Tables http://www.anteroresources.com/role/DisclosureDerivativeInstruments 32 false false R33.htm 31203 - Disclosure - Commitments (Tables) Sheet http://www.anteroresources.com/role/DisclosureCommitmentsTables Commitments (Tables) Tables http://www.anteroresources.com/role/DisclosureCommitments 33 false false R34.htm 31503 - Disclosure - Segment Information (Tables) Sheet http://www.anteroresources.com/role/DisclosureSegmentInformationTables Segment Information (Tables) Tables http://www.anteroresources.com/role/DisclosureSegmentInformation 34 false false R35.htm 31603 - Disclosure - Subsidiary Guarantors (Tables) Sheet http://www.anteroresources.com/role/DisclosureSubsidiaryGuarantorsTables Subsidiary Guarantors (Tables) Tables http://www.anteroresources.com/role/DisclosureSubsidiaryGuarantors 35 false false R36.htm 40201 - Disclosure - Summary of Significant Accounting Policies - Principles of Consolidation (Details) Sheet http://www.anteroresources.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPrinciplesOfConsolidationDetails Summary of Significant Accounting Policies - Principles of Consolidation (Details) Details 36 false false R37.htm 40202 - Disclosure - Summary of Significant Accounting Policies - EPS and New Accounting Principle (Details) Sheet http://www.anteroresources.com/role/DisclosureSummaryOfSignificantAccountingPoliciesEpsAndNewAccountingPrincipleDetails Summary of Significant Accounting Policies - EPS and New Accounting Principle (Details) Details 37 false false R38.htm 40301 - Disclosure - Antero Midstream Partners LP (Details) Sheet http://www.anteroresources.com/role/DisclosureAnteroMidstreamPartnersLpDetails Antero Midstream Partners LP (Details) Details http://www.anteroresources.com/role/DisclosureAnteroMidstreamPartnersLp 38 false false R39.htm 40401 - Disclosure - Revenue (Details) Sheet http://www.anteroresources.com/role/DisclosureRevenueDetails Revenue (Details) Details http://www.anteroresources.com/role/DisclosureRevenueTables 39 false false R40.htm 40402 - Disclosure - Revenue - Transaction Price Allocation and Contract Balances (Details) Sheet http://www.anteroresources.com/role/DisclosureRevenueTransactionPriceAllocationAndContractBalancesDetails Revenue - Transaction Price Allocation and Contract Balances (Details) Details 40 false false R41.htm 40501 - Disclosure - Equity Method Investments (Details) Sheet http://www.anteroresources.com/role/DisclosureEquityMethodInvestmentsDetails Equity Method Investments (Details) Details http://www.anteroresources.com/role/DisclosureEquityMethodInvestmentsTables 41 false false R42.htm 40601 - Disclosure - Accrued Liabilities (Details) Sheet http://www.anteroresources.com/role/DisclosureAccruedLiabilitiesDetails Accrued Liabilities (Details) Details http://www.anteroresources.com/role/DisclosureAccruedLiabilitiesTables 42 false false R43.htm 40701 - Disclosure - Long-Term Debt (Details) Sheet http://www.anteroresources.com/role/DisclosureLongTermDebtDetails Long-Term Debt (Details) Details http://www.anteroresources.com/role/DisclosureLongTermDebtTables 43 false false R44.htm 40801 - Disclosure - Asset Retirement Obligations (Details) Sheet http://www.anteroresources.com/role/DisclosureAssetRetirementObligationsDetails Asset Retirement Obligations (Details) Details http://www.anteroresources.com/role/DisclosureAssetRetirementObligationsTables 44 false false R45.htm 40901 - Disclosure - Equity-Based Compensation (Details) Sheet http://www.anteroresources.com/role/DisclosureEquityBasedCompensationDetails Equity-Based Compensation (Details) Details http://www.anteroresources.com/role/DisclosureEquityBasedCompensationTables 45 false false R46.htm 40902 - Disclosure - Equity-Based Compensation - Restricted Stock and RSU Awards (Details) Sheet http://www.anteroresources.com/role/DisclosureEquityBasedCompensationRestrictedStockAndRsuAwardsDetails Equity-Based Compensation - Restricted Stock and RSU Awards (Details) Details 46 false false R47.htm 40903 - Disclosure - Equity-Based Compensation - Stock Options (Details) Sheet http://www.anteroresources.com/role/DisclosureEquityBasedCompensationStockOptionsDetails Equity-Based Compensation - Stock Options (Details) Details 47 false false R48.htm 40904 - Disclosure - Equity-Based Compensation - PSU awards (Details) Sheet http://www.anteroresources.com/role/DisclosureEquityBasedCompensationPsuAwardsDetails Equity-Based Compensation - PSU awards (Details) Details 48 false false R49.htm 40905 - Disclosure - Equity-Based Compensation - Phantom Unit Awards (Details) Sheet http://www.anteroresources.com/role/DisclosureEquityBasedCompensationPhantomUnitAwardsDetails Equity-Based Compensation - Phantom Unit Awards (Details) Details 49 false false R50.htm 41001 - Disclosure - Financial Instruments (Details) Sheet http://www.anteroresources.com/role/DisclosureFinancialInstrumentsDetails Financial Instruments (Details) Details http://www.anteroresources.com/role/DisclosureFinancialInstruments 50 false false R51.htm 41101 - Disclosure - Derivative Instruments - Commodity derivatives (Details) Sheet http://www.anteroresources.com/role/DisclosureDerivativeInstrumentsCommodityDerivativesDetails Derivative Instruments - Commodity derivatives (Details) Details 51 false false R52.htm 41102 - Disclosure - Derivative Instruments - Fair value (Details) Sheet http://www.anteroresources.com/role/DisclosureDerivativeInstrumentsFairValueDetails Derivative Instruments - Fair value (Details) Details 52 false false R53.htm 41103 - Disclosure - Derivative Instruments - Assets and liabilities (Details) Sheet http://www.anteroresources.com/role/DisclosureDerivativeInstrumentsAssetsAndLiabilitiesDetails Derivative Instruments - Assets and liabilities (Details) Details 53 false false R54.htm 41104 - Disclosure - Derivative Instruments - Fair value gains (losses) (Details) Sheet http://www.anteroresources.com/role/DisclosureDerivativeInstrumentsFairValueGainsLossesDetails Derivative Instruments - Fair value gains (losses) (Details) Details 54 false false R55.htm 41201 - Disclosure - Commitments (Detail) Sheet http://www.anteroresources.com/role/DisclosureCommitmentsDetail Commitments (Detail) Details http://www.anteroresources.com/role/DisclosureCommitmentsTables 55 false false R56.htm 41301 - Disclosure - Contingencies (Details) Sheet http://www.anteroresources.com/role/DisclosureContingenciesDetails Contingencies (Details) Details http://www.anteroresources.com/role/DisclosureContingencies 56 false false R57.htm 41501 - Disclosure - Segment Information (Details) Sheet http://www.anteroresources.com/role/DisclosureSegmentInformationDetails Segment Information (Details) Details http://www.anteroresources.com/role/DisclosureSegmentInformationTables 57 false false R58.htm 41601 - Disclosure - Subsidiary Guarantors - Balance Sheets (Details) Sheet http://www.anteroresources.com/role/DisclosureSubsidiaryGuarantorsBalanceSheetsDetails Subsidiary Guarantors - Balance Sheets (Details) Details 58 false false R59.htm 41602 - Disclosure - Subsidiary Guarantors - Statements of Operations (Details) Sheet http://www.anteroresources.com/role/DisclosureSubsidiaryGuarantorsStatementsOfOperationsDetails Subsidiary Guarantors - Statements of Operations (Details) Details 59 false false R60.htm 41603 - Disclosure - Subsidiary Guarantors - Cash Flows (Details) Sheet http://www.anteroresources.com/role/DisclosureSubsidiaryGuarantorsCashFlowsDetails Subsidiary Guarantors - Cash Flows (Details) Details 60 false false All Reports Book All Reports ar-20180630.xml ar-20180630.xsd ar-20180630_cal.xml ar-20180630_def.xml ar-20180630_lab.xml ar-20180630_pre.xml http://xbrl.sec.gov/dei/2014-01-31 http://xbrl.sec.gov/invest/2013-01-31 http://fasb.org/us-gaap/2017-01-31 true true