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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_9998dda8-bfa4-4cdf-a70e-94b2ae0da24a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/> |
| | <link:loc xlink:type="locator" xlink:label="loc_mro_InvestmentsRepaymentsOfLoansAndReturnOfCapital_9e94e585-6e9c-4884-a7f2-884a80a777e0" xlink:href="mro-20220630.xsd#mro_InvestmentsRepaymentsOfLoansAndReturnOfCapital"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_b52a3f5e-640f-4a40-94ac-7df462f018a6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_mro_ProceedsFromSaleOfAssetsNetOfCashTransferredToBuyer_6f9ef190-6747-429e-bfe5-610d7c789fe3" xlink:href="mro-20220630.xsd#mro_ProceedsFromSaleOfAssetsNetOfCashTransferredToBuyer"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_06762fb4-96d6-4559-96f2-ebeea0a2c116" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_23c177b6-ecf9-4669-b02a-fd712dda558c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/> |
| | <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_9998dda8-bfa4-4cdf-a70e-94b2ae0da24a" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_23c177b6-ecf9-4669-b02a-fd712dda558c" xlink:type="arc"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_e4027557-90fa-4b61-8d63-105ebed62fde" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InventoryNet"/> |
| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CrudeOilAndNaturalGasLiquids_018bfbf7-b71b-4902-ace4-812ee7309163" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CrudeOilAndNaturalGasLiquids"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_mro_InventorySuppliesAndSundry_1589bee9-f1c6-43e3-94b7-205fa295f20d" xlink:href="mro-20220630.xsd#mro_InventorySuppliesAndSundry"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_mro_LeaseRightOfUseAsset_a0861590-218e-4f15-86f7-a0a458b7e933" xlink:href="mro-20220630.xsd#mro_LeaseRightOfUseAsset"/> |
| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAsset_c0114698-7845-4306-8810-bc63e6488cb0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseRightOfUseAsset"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_3dc7bff1-a3bc-44a4-a0f1-8de3a05b356a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_mro_LeaseLiability_3e886985-c935-43f9-bd30-23cd8bfc3600" xlink:href="mro-20220630.xsd#mro_LeaseLiability"/> |
| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_db4529a5-33f7-4caa-b234-6787bb3c6d8d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_a5198926-dfe1-45e7-b4f4-3bb4183b404a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_b48f1dca-432e-456f-b18c-187fb64ecac1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_2cdd1bea-bc56-4825-baf9-0e30f8667526" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LessorOperatingLeasePaymentsToBeReceived_cd6a675b-7c6c-4af6-8218-6056ef7e95c9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LessorOperatingLeasePaymentsToBeReceived"/> |
| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear_8ede3541-d279-4aa2-ab22-5760a0cb75bd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear"/> |
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| | <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths_c334322a-67a1-48c9-b450-da5b942904c1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths"/> |
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