Segment Information - Schedule of Segment Reporting Information, by Segment (Detail) - USD ($) $ in Millions		3 Months Ended				9 Months Ended
		Sep. 30, 2022		Sep. 30, 2021		Sep. 30, 2022		Sep. 30, 2021
Segment Reporting Information [Line Items]
Revenue		$ 7,477		$ 5,847		$ 20,213		$ 16,704
Pretax segment operating income		1,400		908		3,454		2,379
Interest expense		122		130		369		402
Income Before Taxes		1,134		691		2,924		1,618
Digital Integration
Segment Reporting Information [Line Items]
Revenue		900		812		2,713		2,401
Reservoir Performance
Segment Reporting Information [Line Items]
Revenue		1,456		1,192		3,999		3,312
Production Systems
Segment Reporting Information [Line Items]
Revenue		2,150		1,674		5,647		4,946
Operating Segments
Segment Reporting Information [Line Items]
Revenue		7,477		5,847		20,213		16,704
Interest income		25				53		1
Interest expense		3		3		9		11
Operating Segments | Digital Integration
Segment Reporting Information [Line Items]
Revenue		900		812		2,713		2,401
Pretax segment operating income		305		284		976		805
Operating Segments | Reservoir Performance
Segment Reporting Information [Line Items]
Revenue		1,456		1,192		3,999		3,312
Pretax segment operating income		244		190		598		448
Operating Segments | Well Construction
Segment Reporting Information [Line Items]
Revenue		3,084		2,273		8,168		6,319
Pretax segment operating income		664		345		1,522		827
Operating Segments | Production Systems
Segment Reporting Information [Line Items]
Revenue		2,150		1,674		5,647		4,946
Pretax segment operating income		224		166		509		475
Eliminations & other
Segment Reporting Information [Line Items]
Revenue		(113)		(104)		(314)		(274)
Pretax segment operating income		(37)		(77)		(151)		(176)
Corporate & other	[1]	(155)		(145)		(468)		(434)
Interest income		8	[2]	8	[2]	13	[3]	17	[3]
Interest expense		$ (119)	[4]	(127)	[4]	(360)	[5]	(391)	[5]
Charges and credits	[6]			$ 47		$ 285		$ 47

[1] Comprised principally of certain corporate expenses not allocated to the segments, stock-based compensation costs, amortization expense associated with certain intangible assets, certain centrally managed initiatives and other nonoperating items.

[2] Interest income excludes amounts which are included in the segments’ income ($25 million in 2022; $- million in 2021).

[3] Interest income excludes amounts which are included in the segments’ income ($53 million in 2022; $1 million in 2021).

[4] Interest expense excludes amounts which are included in the segments’ income ($3 million in 2022; $3 million in 2021).

[5] Interest expense excludes amounts which are included in the segments’ income ($9 million in 2022; $11 million in 2021).

[6] See Note 2 – Charges and Credits.