XML 96 R84.htm IDEA: XBRL DOCUMENT
v3.20.2

Contingencies and Commitments (Details) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2019 | Aug. 31, 2019 | Mar. 31, 2019 | Apr. 30, 2018 | Dec. 31, 2017 | Feb. 28, 2017 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Aug. 29, 2019
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |
Letters of Credit Outstanding, Amount |  |  |  |  |  |  | $ 277.0 |  |  |
Long-Term Throughput Agreements and Take-or-Pay Agreements [Abstract] |  |  |  |  |  |  |  |  |  |
Payments under Long-Term Throughput Agreements And Take-or-Pay Agreements, Due within one year |  |  |  |  |  |  | 7.0 |  |  |
Payments under Long-Term Throughput Agreements And Take-or-Pay Agreements, Due in Second Year |  |  |  |  |  |  | 7.0 |  |  |
Payments under Long-Term Throughput Agreements And Take-or-Pay Agreements, Due in Third Year |  |  |  |  |  |  | 7.0 |  |  |
Payments under Long-Term Throughput Agreements And Take-or-Pay Agreements, Due in Fourth Year |  |  |  |  |  |  | 7.0 |  |  |
Payments under Long-Term Throughput Agreements And Take-or-Pay Agreements, Due in Fifth Year |  |  |  |  |  |  | 7.0 |  |  |
Payments under Long-Term Throughput Agreements And Take-or-Pay Agreements, Due after Fifth Year |  |  |  |  |  |  | 57.0 |  |  |
Total payments under Long-Term Throughput Agreements and Take-or-Pay Agreements |  |  |  |  | $ 43.0 |  | 25.0 | $ 39.0 | $ 43.0 |
Ecuador | Cleanup Remediation Activities [Member] | Penrenco Ecuador Limited [Member] |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |
Settlement Amount Awarded To Other Party Through Third Party | $ 54.0 |  |  |  |  |  |  |  |  |
Burlington Resources Inc Vs The Republic Of Ecuador [Member] |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |
Cash Proceeds from Legal Settlements |  |  |  |  |  |  |  | 262.0 | $ 75.0 |
Burlington Resources Inc Vs The Republic Of Ecuador [Member] | Burlington Resources Inc [Member] | Ecuador |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |
Litigation Settlement, Amount Awarded from Other Party |  |  |  |  |  | $ 380.0 |  |  |  |
Litigation Settlement, Amount Awarded to Other Party |  |  |  |  |  | $ 42.0 |  |  |  |
Cash Proceeds from Legal Settlements |  |  |  | $ 262.0 | 75.0 |  |  |  |  |
Settlement Agreement Payment Installment Total |  |  |  |  | $ 337.0 |  |  |  |  |
ConocoPhillips Vs Petroleos de Venezuela SA [Member] |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |
Cash Proceeds from Legal Settlements |  |  |  |  |  |  | $ 330.0 | $ 430.0 |  |
ConocoPhillips Vs Petroleos de Venezuela SA [Member] | Venezuela |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |
Litigation Settlement, Amount Awarded from Other Party |  |  | $ 8,700.0 |  |  |  |  |  |  |
Litigation Settlement Amount Awarded From Other Party Revised |  |  |  |  |  |  |  |  |  | $ 8,500.0
Litigation Award Reduction |  |  |  |  |  |  |  |  |  | $ 227.0
Loss Contingency Settlement Agreement Terms |  |  |  |  |  |  | under their agreements in connection with the expropriation of the projects and other pre-expropriation fiscal measures. In August 2018, ConocoPhillips entered into a settlement with PDVSA to recover the full amount of this ICC award, plus interest through the payment period, including initial payments totaling approximately $500 million within a period of 90 days from the time of signing of the settlement agreement. The balance of the settlement is to be paid quarterly over a period of four and a half years. |  |  |
ConocoPhillips Versus Petroleos De Venezuela 2 [Member] | Venezuela |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |
Litigation Settlement, Amount Awarded from Other Party |  |  |  | $ 2,000.0 |  |  |  |  |  |
Cash Proceeds from Legal Settlements |  |  |  |  |  |  | $ 754.0 |  |  |
Conoco Phillips Versus Petroleos DeVenezuela 3 [Member] | Venezuela |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |
Litigation Settlement, Amount Awarded from Other Party |  | $ 55.0 |  |  |  |  |  |  |  |

X
- Definition Reduction to previous award. + References No definition available. + Details
Name: | cop_LitigationAwardReduction
Namespace Prefix: | cop_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Revised amount awarded from other party in judgment or settlement of litigation. + References No definition available. + Details
Name: | cop_LitigationSettlementAmountAwardedFromOtherPartyRevised
Namespace Prefix: | cop_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Total payment agreement at a given point in time related to an amount awarded from other party in judgment or settlement of litigation. + References No definition available. + Details
Name: | cop_SettlementAgreementPaymentInstallmentTotal
Namespace Prefix: | cop_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Settlement Amount Awarded To Other Party Through Third Party. + References No definition available. + Details
Name: | cop_SettlementAmountAwardedToOtherPartyThroughThirdParty
Namespace Prefix: | cop_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount awarded from other party in judgment or settlement of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmountAwardedFromOtherParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount awarded to other party in judgment or settlement of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmountAwardedToOtherParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of the terms of a settlement agreement which resolved the legal matter, including the nature of the consideration, timing of payment, and the nature of rights obtained or lost (for example, but not limited to, patent, trademark, copyright, license and franchise rights). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349 + Details
Name: | us-gaap_LossContingencySettlementAgreementTerms
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Cash received for the settlement of litigation during the current period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585 + Details
Name: | us-gaap_ProceedsFromLegalSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_UnrecordedUnconditionalPurchaseObligationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308 + Details
Name: | us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308 + Details
Name: | us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308 + Details
Name: | us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308 + Details
Name: | us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308 + Details
Name: | us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308 + Details
Name: | us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of fixed and determinable portion of unrecorded unconditional purchase obligation to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308 + Details
Name: | us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_StatementGeographicalAxis=country_EC
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EnvironmentalRemediationContingencyAxis=cop_CleanupRemediationActivitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=cop_PenrencoEcuadorLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=cop_BurlingtonResourcesIncVsTheRepublicOfEcuadorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=cop_BurlingtonResourcesIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=cop_ConocoPhillipsVsPetroleosDeVenezuelaSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_VE
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=cop_ConocoPhillipsVersusPetroleosDeVenezuela2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=cop_ConocoPhillipsVersusPetroleosDeVenezuela3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |