Segment Information - Schedule of Segment Reporting Information, by Segment (Detail) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2023		Jun. 30, 2022		Jun. 30, 2023		Jun. 30, 2022
Segment Reporting Information [Line Items]
Revenue	$ 8,099		$ 6,773		$ 15,835		$ 12,735
Pretax segment operating income	1,581		1,159		2,972		2,054
Interest expense	127		124		244		247
Income Before Taxes	1,293		1,152		2,454		1,790
Digital Integration
Segment Reporting Information [Line Items]
Revenue	947		955		1,840		1,813
Reservoir Performance
Segment Reporting Information [Line Items]
Revenue	1,643		1,333		3,146		2,543
Well Construction
Segment Reporting Information [Line Items]
Revenue	3,362		2,686		6,623		5,083
Production Systems
Segment Reporting Information [Line Items]
Revenue	2,313		1,893		4,520		3,497
Operating Segments
Segment Reporting Information [Line Items]
Revenue	8,099		6,773		15,835		12,735
Interest income			16				28
Interest expense	3		3		7		6
Operating Segments | Digital Integration
Segment Reporting Information [Line Items]
Revenue	947		955		1,840		1,813
Pretax segment operating income	322		379		587		671
Operating Segments | Reservoir Performance
Segment Reporting Information [Line Items]
Revenue	1,643		1,333		3,146		2,543
Pretax segment operating income	306		195		548		355
Operating Segments | Well Construction
Segment Reporting Information [Line Items]
Revenue	3,362		2,686		6,623		5,083
Pretax segment operating income	731		470		1,403		858
Operating Segments | Production Systems
Segment Reporting Information [Line Items]
Revenue	2,313		1,893		4,520		3,497
Pretax segment operating income	278		171		483		285
Eliminations & other
Segment Reporting Information [Line Items]
Revenue	(166)		(94)		(294)		(201)
Pretax segment operating income	(56)		(56)		(49)		(115)
Corporate & other	(183)	[1]	(148)	[1]	(353)	[2]	(313)	[2]
Interest income	19	[3]	3	[3]	36	[4]	5	[4]
Interest expense	$ (124)	[5]	(121)	[5]	(237)	[6]	(241)	[6]
Charges and credits			$ 259	[7]	$ 36	[8]	$ 285	[8]

[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 ($- million in 2023; $16 million in 2022).

[4] Interest income excludes amounts that are included in the segments’ income ($- million in 2023; $28 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 ($7 million in 2023; $6 million in 2022).

[7] See Note 2 – Charges and Credits.

[8] See Note 2 – Charges and Credits.