XML 70 R57.htm IDEA: XBRL DOCUMENT
v3.22.2

Derivative and Financial Instruments - Schedule of Debt Securities Carried at Fair Value (Details) - USD ($) $ in Millions | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Cash and Cash Equivalents | $ 6,909 | $ 5,028
Short-Term Investments | 1,272 | 446
Investments and Long-Term Receivables | 8,203 | 7,113
Within one year | Reported Value Measurement |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cash and Cash Equivalents | 120 | 10
Short-Term Investments | 589 | 221
Within one year | Reported Value Measurement | Corporate Bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cash and Cash Equivalents | 0 | 3
Short-Term Investments | 299 | 128
Within one year | Reported Value Measurement | Commercial Paper |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cash and Cash Equivalents | 120 | 7
Short-Term Investments | 215 | 82
Within one year | Reported Value Measurement | U.S. Government Obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Cash and Cash Equivalents | 0 | 0
Short-Term Investments | 68 | 0
Within one year | Reported Value Measurement | U.S. Government Agency Obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Short-Term Investments | 5 | 2
Within one year | Reported Value Measurement | Foreign Government Obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Short-Term Investments | 2 | 7
Within one year | Reported Value Measurement | Asset-backed Securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Short-Term Investments | 0 | 2
Investments and Long-Term Receivables | Reported Value Measurement |  |
Debt Securities, Available-for-sale [Line Items] |  |
Investments and Long-Term Receivables | 501 | 248
Investments and Long-Term Receivables | Reported Value Measurement | Corporate Bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Investments and Long-Term Receivables | 298 | 173
Investments and Long-Term Receivables | Reported Value Measurement | U.S. Government Obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Investments and Long-Term Receivables | 94 | 2
Investments and Long-Term Receivables | Reported Value Measurement | U.S. Government Agency Obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Investments and Long-Term Receivables | 5 | 8
Investments and Long-Term Receivables | Reported Value Measurement | Foreign Government Obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Investments and Long-Term Receivables | 4 | 2
Investments and Long-Term Receivables | Reported Value Measurement | Asset-backed Securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Investments and Long-Term Receivables | $ 100 | $ 63

X
- Definition Amount of investments including trading securities, held-to-maturity securities, and short-term investments classified as other and current but excluding investement in Cenovus Energy Common Shares. + References No definition available. + Details
Name: | cop_ShorTtermInvestmentsExcludingCenovus
Namespace Prefix: | cop_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3044-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CashAndCashEquivalentsAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle) and amount due to the Entity from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such investments and receivables to an amount that approximates their net realizable value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LongTermInvestmentsAndReceivablesNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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_ScheduleOfAvailableForSaleSecuritiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=cop_RemainingMaturitiesWithinOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CommercialPaperMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USGovernmentDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USGovernmentCorporationsAndAgenciesSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ForeignGovernmentDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_AssetBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=cop_RemainingMaturitiesGreaterThanOneYearThroughEightYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |