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Line of Credit Facility, Number of Extension Options

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Line of Credit Facility, Term

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Maximum potential lien on assets located in specified regions.

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Percentage of liens of companies consolidated asset.

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Period for borrowing funds.

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Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Carrying value as of the balance sheet date of long-term unsecured obligations issued by corporations and other borrowers to investors (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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

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

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Amount, after accumulated amortization, of debt discount.

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Amount of interest payable on debt, including, but not limited to, trade payables.

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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.

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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.

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Date the credit facility terminates, in CCYY-MM-DD format.

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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.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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Indebtedness divided by net capital.

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The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt.

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Debt - Additional Information (Detail) € in Millions		1 Months Ended		12 Months Ended
Debt - Additional Information (Detail) € in Millions	Feb. 25, 2016 EUR (€)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($) Contract	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Debt Instrument [Line Items]
Debt before unamortized discount				$ 8,831,000,000
Payments of notes				939,000,000		$ 2,072,000,000
Line of credit facility, amount terminated			$ 5,300,000,000
Commercial paper program				3,500,000,000
Carrying Amount, Commercial paper					$ 1,600,000,000
Unamortized discount				53,000,000
Amortization of Debt Discount (Premium)					3,000,000
Unsecured Debt [Member]
Debt Instrument [Line Items]
Debt before unamortized discount				8,831,000,000	11,301,000,000
Unamortized discount				53,000,000	$ 56,000,000
Apache finance Canada 7.75% notes due 2029 [Member]
Debt Instrument [Line Items]
Debt before unamortized discount				300,000,000
5.625% Notes Due 2017 [Member]
Debt Instrument [Line Items]
Debt before unamortized discount		$ 500,000,000
Notes interest rate		5.625%
Payments of notes		$ 939,000,000
Accrued and unpaid interest		8,000,000
5.625% Notes Due 2017 [Member] \| Unsecured Debt [Member]
Debt Instrument [Line Items]
Debt maturity year					2017
1.75% Notes Due 2017 [Member]
Debt Instrument [Line Items]
Debt before unamortized discount		$ 400,000,000
Notes interest rate		1.75%
Jp Morgan Chase Bank And Syndicate Of Lenders [Member] \| Subsequent Event [Member]
Debt Instrument [Line Items]
Letter of credit facility \| €	€ 900
Credit facility, extension period for maturity	1 year
Line of credit facility maximum borrowing capacity \| €	€ 1,075
Five-Year Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility term			5 years
Credit facility maturity date			Jun. 30, 2020
Line of credit facility, number of extension options \| Contract			2
Credit facility, extension period for maturity			1 year
Line of credit facility maximum borrowing capacity			$ 3,500,000,000
Line of credit facility, available borrowing capacity				$ 3,500,000,000
Quarterly facility fees at per annum rate				0.125%
Maximum potential lien on assets located in specified regions				$ 1,275,000,000
Five-Year Revolving Credit Facility [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Line of credit facility, commitment amount			4,500,000,000.0
Debt to Capitalization ratio				0.60
Percentage of liens of companies consolidated asset				5.00%
Five-Year Revolving Credit Facility [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument [Line Items]
Margin percentage				1.00%
Notes Payable, Other Payables [Member]
Debt Instrument [Line Items]
Period For Borrowing Funds				270 days
Letter of Credit [Member]
Debt Instrument [Line Items]
Letter of credit subfacility			$ 750,000,000