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- Definition

Disposal Group, Not Discontinued Operation, Additional Contingent Proceeds, Payout Period

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- Definition

Area of land held.

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Number of shares of equity interests issued or issuable to acquire entity.

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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

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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- Definition

Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

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Value of stock issued pursuant to acquisitions during the period.

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Acquisitions, Divestitures and Restructuring Activities - Narrative (Details) $ in Millions		1 Months Ended		3 Months Ended		9 Months Ended
	May 04, 2021 USD ($) shares	Mar. 31, 2021 USD ($)	May 31, 2020 USD ($) a	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Mar. 01, 2021 USD ($)	Jan. 12, 2021 shares
Business Acquisition [Line Items]
Shares issued or reissued for Parsley Energy, Inc. ("Parsley") acquisition				$ 4,234	$ 6,882
Cash proceeds						$ 59	$ 58
Wells Services
Business Acquisition [Line Items]
Cash proceeds		$ 20
Additional contingent proceeds								$ 4
Payout period		3 years
Gain (loss) on sale						$ 9
Double Eagle III Midco 1 LLC
Business Acquisition [Line Items]
Number of shares issued (in shares) \| shares	27,000,000
Payments to acquire businesses, gross	$ 1,000
Shares issued or reissued for Parsley Energy, Inc. ("Parsley") acquisition	$ 4,200
Parsley
Business Acquisition [Line Items]
Number of shares called by each right \| shares									0.1252
Number of shares issued from rights (in shares) \| shares									52,000,000
Sold \| Vertical Wells in Upton County
Business Acquisition [Line Items]
Cash proceeds			$ 6
Gain (loss) on sale			$ 6
Acres \| a			1,500