Basis of Presentation (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Impairments and other charges	[1]	$ 0	$ 0	$ 0	$ 366

[1] For the nine months ended September 30, 2022, the amount includes a $136 million charge attributable to Completions and Production, a $195 million charge attributable to Drilling and Evaluation, and a $35 million charge attributable to Corporate and other.