Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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-Publisher FASB
-Name Accounting Standards Codification
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Stock-Based Compensation - Additional Information (Detail) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	May 24, 2022
2018 Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	$ 17,000,000	$ 19,000,000	$ 50,000,000	$ 59,000,000
NOV Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Authorized shares under stock based compensation					55,700,000
Remaining shares available for future grants under the Plan	17,200,000		17,200,000
Income tax benefit recognized	$ 0	$ 0	$ 0	$ 0