Debt Assumed, Amount Tendered And Exchanged, Percentage

No definition available.

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- Definition

Debt Instrument, Repurchase Amount, If Put In Whole

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Long-term Debt, Amount Not Tendered And Exchanged

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Long-term Debt, Amount Tendered And Exchanged

+ References

No definition available.

+ Details

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- Definition

Variable Rate Debt As Percentage Of Long Term Debt Gross

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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Balance Type:	na
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- 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

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Period Type:	duration

- 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

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Balance Type:	na
Period Type:	duration

- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

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-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
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-URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- 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.

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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Period Type:	duration

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LONG-TERM DEBT - NARRATIVE (Details) - USD ($)		1 Months Ended	4 Months Ended	12 Months Ended
LONG-TERM DEBT - NARRATIVE (Details) - USD ($)	Aug. 08, 2019	Sep. 30, 2019	Dec. 31, 2019	Dec. 31, 2019	Aug. 07, 2019	Jun. 04, 2019	Jun. 03, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Variable-rate debt as a percentage of total debt			12.00%	12.00%				1.00%
Anadarko Petroleum Corporation
Debt Instrument [Line Items]
Debt instrument issued	$ 21,800,000,000
Long-term debt	11,900,000,000
Revolving Credit Facility
Debt Instrument [Line Items]
Revolving credit facility, maximum borrowing capacity					$ 3,000,000,000.0
Dolphin Energy Limited
Debt Instrument [Line Items]
Limited recourse guarantees			$ 242,000,000	$ 242,000,000				$ 244,000,000
Level 1 \| Fair Value
Debt Instrument [Line Items]
Estimated fair value of debt			38,800,000,000	38,800,000,000				$ 10,300,000,000
Senior notes \| Anadarko Petroleum Corporation
Debt Instrument [Line Items]
Debt instrument issued	13,000,000,000.0
Long-term debt	11,900,000,000
Amount tendered and accepted in exchange offers, percentage		97.00%
Amount tendered and accepted in exchange offers,		$ 11,500,000,000
Portion not exchanged		$ 400,000,000
Senior notes \| Zero Coupon senior notes due 2036
Debt Instrument [Line Items]
Debt instrument issued			$ 2,300,000,000	$ 2,300,000,000
Debt instrument interest rate stated percentage			5.24%	5.24%
Put in whole, amount			$ 992,000,000	$ 992,000,000
Line of Credit \| Revolving Credit Facility
Debt Instrument [Line Items]
Revolving credit facility, maximum borrowing capacity						$ 5,000,000,000.0	$ 3,000,000,000.0
Average annual facility fees				0.11%
Line of Credit \| Senior Unsecured Term Loan Facility, 364-Day \| Anadarko Petroleum Corporation
Debt Instrument [Line Items]
Debt instrument issued	$ 4,400,000,000
Debt instrument, term	364 days
Line of Credit \| Term Loan Facility \| Anadarko Petroleum Corporation
Debt Instrument [Line Items]
Debt instrument issued	$ 4,400,000,000
Debt instrument, term	2 years
Secured Debt
Debt Instrument [Line Items]
Repayments of term loans			$ 7,000,000,000.0
Secured Debt \| Anadarko Petroleum Corporation
Debt Instrument [Line Items]
Debt instrument issued	$ 8,800,000,000