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- Definition

Business Combination, Number Of Shares Of Acquirer Stock Issued In Exchange For Each Share Of Acquiree Stock

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- Definition

Debt Instrument, Reduction Of Face Amount

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- Definition

Investment In Joint Venture, Area Of Development

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- Definition

Investment In Joint Venture, Carried Capital

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- Definition

Investment In Joint Venture, Ownership Percentage

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- Definition

Investment In Joint Venture, Payments For Capital Expenditures, Percentage

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- Definition

Line of Credit Facility, Maximum Borrowing Capacity, Additional Amount

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- Definition

Securities Purchase Agreement, Class Of Warrant Or Right, Number Of Securities Called By Warrants Or Rights

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- Definition

Securities Purchase Agreement, Common Stock, Value, Issued

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- Definition

Securities Purchase Agreement, Preferred Stock, Dividend Rate, Face Value Amount, Percentage

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- Definition

Securities Purchase Agreement, Preferred Stock, Dividend Rate, Unpaid Amount, Percentage

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- Definition

Securities Purchase Agreement, Preferred Stock, Face Value

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- Definition

Securities Purchase Agreement, Preferred Stock, Shares Issued

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- Definition

Securities Purchase Agreement, Sale Of Stock, Price Per Share

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- Definition

Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

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No definition available.

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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.

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- Definition

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

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- 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.

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No definition available.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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- 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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- Definition

The cash outflow associated with the investment in or advances to an entity in which the reporting entity shares control of the entity with another party or group.

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Aggregate cash proceeds received from a combination of transactions in which noncurrent assets are sold, which may include the sale of a business, an investment in an affiliate (including an equity method investee), property, plant and equipment and intangible assets. Excludes sales of trading, available-for-sale, and held-to-maturity securities.

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Anadarko Acquisition and Other - Narrative (Details) $ / shares in Units, ft² in Thousands					5 Months Ended	6 Months Ended
	Jun. 03, 2019 USD ($)	May 09, 2019 USD ($)	May 03, 2019 USD ($)	Apr. 30, 2019 USD ($) $ / shares shares	Dec. 31, 2019 USD ($) ft²	Dec. 31, 2019 $ / shares shares	Jun. 30, 2019 USD ($)	Jun. 04, 2019 USD ($)	May 10, 2019 USD ($)
Forecast \| Ecopetrol \| Subsequent Event
Business Acquisition [Line Items]
Area of development \| ft²					97
Payments to acquire joint venture interest					$ 750,000,000
Carried capital exchanged for interest in new venture					$ 750,000,000
Interest in new venture, minority (percent)					49.00%	49.00%
Interest in new venture, majority (percent)					51.00%	51.00%
Share of capital expenditures (percent)					75.00%
Anadarko
Business Acquisition [Line Items]
Cash received from sale of assets, liabilities, businesses and operations of Anadarko			$ 8,800,000,000
Fees related to merger related transaction costs and debt financing fees							$ 107,000,000
Anadarko \| Revolving Credit Facility
Business Acquisition [Line Items]
Revolving credit facility	$ 3,000,000,000.0							$ 5,000,000,000.0
Revolving credit facility, additional commitment	2,000,000,000.0
Anadarko \| The Bridge Facility \| Bridge Loan
Business Acquisition [Line Items]
Loan facility term		364 days
Principal amount		$ 21,800,000,000							$ 13,000,000,000.0
Anadarko \| Term Loan Credit Agreement
Business Acquisition [Line Items]
Reduction of principal							$ 8,800,000,000
Anadarko \| Term Loan Credit Agreement \| Citibank, N.A.
Business Acquisition [Line Items]
Principal amount	$ 8,800,000,000
Anadarko \| 364-Day Senior Unsecured Term Loan Facility \| Citibank, N.A.
Business Acquisition [Line Items]
Loan facility term	364 days
Principal amount	$ 4,400,000,000
Anadarko \| Two-Year Senior Unsecured Term Loan Facility
Business Acquisition [Line Items]
Loan facility term		2 years
Anadarko \| Two-Year Senior Unsecured Term Loan Facility \| Citibank, N.A.
Business Acquisition [Line Items]
Principal amount	$ 4,400,000,000
Anadarko \| Berkshire Hathaway
Business Acquisition [Line Items]
Aggregate purchase price				$ 10,000,000,000
Series A preferred stock agreed to purchase (in shares) \| shares				100,000
Securities Purchase Agreement, Preferred Stock, Face Value \| $ / shares				$ 100,000
Warrant to purchase common stock (in shares) \| shares				80,000,000.0
Exercise price of common stock (usd per share) \| $ / shares				$ 62.50
Face value dividend accrual (percent)				8.00%
Unpaid amount dividend accrual (percent)				9.00%
Anadarko \| Forecast
Business Acquisition [Line Items]
Cash of acquirer in exchange for acquiree (usd per share) \| $ / shares						$ 59.00
Exchange ratio \| shares						0.2934