Segment Information - Schedule of Segment Reporting Information, by Segment (Detail) - USD ($) $ in Millions		3 Months Ended				9 Months Ended
		Sep. 30, 2023		Sep. 30, 2022		Sep. 30, 2023		Sep. 30, 2022
Segment Reporting Information [Line Items]
Revenue		$ 8,310		$ 7,477		$ 24,145		$ 20,213
Pretax segment operating income		1,683		1,400		4,655		3,454
Interest expense		129		122		373		369
Income Before Taxes		1,395		1,134		3,849		2,924
Digital Integration
Segment Reporting Information [Line Items]
Revenue		982		900		2,822		2,713
Reservoir Performance
Segment Reporting Information [Line Items]
Revenue		1,680		1,456		4,826		3,999
Well Construction
Segment Reporting Information [Line Items]
Revenue		3,430		3,084		10,052		8,168
Production Systems
Segment Reporting Information [Line Items]
Revenue		2,367		2,150		6,888		5,647
Eliminations & Other
Segment Reporting Information [Line Items]
Revenue		(149)		(113)		(443)		(314)
Operating Segments
Segment Reporting Information [Line Items]
Revenue		8,310		7,477		24,145		20,213
Interest income		2		25		2		53
Interest expense		3		3		10		9
Operating Segments | Digital Integration
Segment Reporting Information [Line Items]
Revenue		982		900		2,822		2,713
Pretax segment operating income		314		305		901		976
Operating Segments | Reservoir Performance
Segment Reporting Information [Line Items]
Revenue		1,680		1,456		4,826		3,999
Pretax segment operating income		344		244		892		598
Operating Segments | Well Construction
Segment Reporting Information [Line Items]
Revenue		3,430		3,084		10,052		8,168
Pretax segment operating income		759		664		2,162		1,522
Operating Segments | Production Systems
Segment Reporting Information [Line Items]
Revenue		2,367		2,150		6,888		5,647
Pretax segment operating income		319		224		802		509
Operating Segments | Eliminations & Other
Segment Reporting Information [Line Items]
Revenue		(149)		(113)		(443)		(314)
Pretax segment operating income		(53)		(37)		(102)		(151)
Eliminations & other
Segment Reporting Information [Line Items]
Corporate & other		(182)	[1]	(155)	[1]	(536)	[2]	(468)	[2]
Interest income		20	[3]	8	[3]	57	[4]	13	[4]
Interest expense		$ (126)	[5]	$ (119)	[5]	(363)	[6]	(360)	[6]
Charges and credits	[7]					$ 36		$ 285

[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] 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.

[3] Interest income excludes amounts that are included in the segments’ income ($2 million in 2023; $25 million in 2022).

[4] Interest income excludes amounts that are included in the segments’ income ($2 million in 2023; $53 million in 2022).

[5] Interest expense excludes amounts that are included in the segments’ income ($3 million in 2023; $3 million in 2022).

[6] Interest expense excludes amounts that are included in the segments’ income ($10 million in 2023; $9 million in 2022).

[7] See Note 2 – Charges and Credits.