Debt Instrument, Number Of Credit Agreements

No definition available.

Name:	apa_DebtInstrumentNumberOfCreditAgreements
Namespace Prefix:	apa_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Committed Amount

+ References

No definition available.

+ Details

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Namespace Prefix:	apa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line Of Credit Facility, Covenant Term, Benchmark Amount

+ References

No definition available.

+ Details

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Namespace Prefix:	apa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line Of Credit Facility, Extension Term

+ References

No definition available.

+ Details

Name:	apa_LineOfCreditFacilityExtensionTerm
Namespace Prefix:	apa_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Line Of Credit Facility, Increased Committed Amount

+ References

No definition available.

+ Details

Name:	apa_LineOfCreditFacilityIncreasedCommittedAmount
Namespace Prefix:	apa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line Of Credit Facility, Number Of Extension Options

+ References

No definition available.

+ Details

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Namespace Prefix:	apa_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Line Of Credit Facility, Terminated Amount

+ References

No definition available.

+ Details

Name:	apa_LineOfCreditFacilityTerminatedAmount
Namespace Prefix:	apa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number Of Unsecured Guaranties Of Obligations

+ References

No definition available.

+ Details

Name:	apa_NumberOfUnsecuredGuarantiesOfObligations
Namespace Prefix:	apa_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
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+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

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

- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentRepurchaseAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentRepurchasedFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.

+ References

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-Name Accounting Standards Codification
-Topic 842
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+ Details

Name:	us-gaap_FinanceLeaseLiabilityCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of gain (loss) from the difference between the repurchase price of a debt instrument initially issued by the entity and the net carrying amount of the debt at the time of its repurchase.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- 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

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

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+ Details

Name:	us-gaap_LineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

+ Details

Name:	us-gaap_LongTermDebtCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=apa_FormerFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=apa_CreditFacilityApacheMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	apa_DebtRepurchaseProgramAxis=apa_DebtRepurchaseCashTenderOffersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	apa_DebtRepurchaseProgramAxis=apa_OpenMarketRepurchaseMember
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Data Type:	na
Balance Type:
Period Type:

- Details

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Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=apa_SeniorNotesDueJanuary152023Member
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Balance Type:
Period Type:

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Namespace Prefix:
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- Details

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- Details

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DEBT AND FINANCING COSTS - Additional Information (Details) € in Millions		3 Months Ended			6 Months Ended
	Apr. 29, 2022 USD ($) option agreement	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Apr. 29, 2022 GBP (£) agreement	Mar. 31, 2022 GBP (£)	Dec. 31, 2021 USD ($)	Dec. 31, 2021 GBP (£)	Dec. 31, 2021 EUR (€)
Debt Instrument [Line Items]
Finance lease obligations, current		$ 2,000,000			$ 2,000,000				$ 2,000,000
(Gain) loss on extinguishment of debt		0		$ (1,000,000)	67,000,000	$ (1,000,000)
Number of unsecured guaranties of obligations \| agreement	2						2
APA Corp
Debt Instrument [Line Items]
Number of credit agreements \| agreement	2						2
Senior Notes Due April 15, 2022 \| Senior Notes
Debt Instrument [Line Items]
Current debt outstanding amount			$ 213,000,000
Debt instrument, stated interest rate			3.25%					3.25%
Redemption price, percentage of principal amount			100.00%
Former Facility \| Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, terminated Amount	$ 4,000,000,000
Line of credit facility, covenant benchmark amount	$ 1,000,000,000
Apache credit facility
Debt Instrument [Line Items]
Borrowings		0			0				0
Letters of credit outstanding, amount			$ 17,000,000					£ 117,000,000	17,000,000	£ 117,000,000
Cash Tender Offers \| Senior Notes
Debt Instrument [Line Items]
Debt repurchased principal amount			1,100,000,000
Repurchase program, cash paid			1,200,000,000
(Gain) loss on extinguishment of debt			66,000,000
Debt instrument, unamortized discount and issuance costs			11,000,000
Open Market Repurchase \| Senior Notes
Debt Instrument [Line Items]
Debt repurchased principal amount			15,000,000
Repurchase program, cash paid			16,000,000
(Gain) loss on extinguishment of debt			1,000,000
Premium (discount) to par of debt repurchase			$ 1,000,000
Senior Notes \| Senior Notes Due January 15, 2023
Debt Instrument [Line Items]
Current debt outstanding amount		$ 123,000,000			$ 123,000,000
Debt instrument, stated interest rate		2.625%			2.625%
Senior Notes \| Senior Notes Due April 15, 2022
Debt Instrument [Line Items]
Current debt outstanding amount									$ 213,000,000
Debt instrument, stated interest rate									3.25%	3.25%	3.25%
Line of Credit \| USD Agreement
Debt Instrument [Line Items]
Debt instrument term	5 years
Line of credit facility, committed amount	$ 1,800,000,000
Line of credit facility, number of extension options \| option	2
Debt extension term	1 year
Line of credit facility, increased committed amount	$ 2,300,000,000
Debt face amount	300,000,000
Borrowings		$ 0			$ 0
Line of Credit \| USD Agreement \| Letter of Credit
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity	750,000,000
Line of credit facility, current borrowing capacity	$ 150,000,000
Line of Credit \| GBP Agreement
Debt Instrument [Line Items]
Debt instrument term	5 years
Line of credit facility, committed amount \| £							£ 1,500,000,000
Debt extension term	1 year
Line of Credit \| GBP Agreement \| Letter of Credit
Debt Instrument [Line Items]
Line of credit facility, number of extension options \| option	2
Line of Credit \| Former Facility
Debt Instrument [Line Items]
Borrowings									$ 542,000,000
Line of Credit \| Former Facility \| Letter of Credit
Debt Instrument [Line Items]
Letters of credit outstanding, amount									$ 20,000,000		€ 748