Basis of Presentation (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Impairments and other charges	[1]	$ 0	$ 22

[1] For the three months ended March 31, 2022, the amount includes a $6 million charge attributable to Completions and Production, a $17 million charge attributable to Drilling and Evaluation, and a $1 million gain attributable to Corporate and other.