Acquisitions - Post-Acquisition Operating Results (Details) - Cimarex $ in Millions	3 Months Ended
Dec. 31, 2021 USD ($)
Significant Acquisitions and Disposals
Revenue	$ 1,129
Net income	$ 394

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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