Segment Information - Schedule of Segment Reporting Information, by Segment (Detail) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2025	Mar. 31, 2024
Segment Reporting Information [Line Items]
Revenue		$ 8,490	$ 8,707
Interest expense		147	113
Income Before Taxes		1,063	1,357
Digital Integration
Segment Reporting Information [Line Items]
Revenue		1,006	953
Reservoir Performance
Segment Reporting Information [Line Items]
Revenue		1,700	1,725
Well Construction
Segment Reporting Information [Line Items]
Revenue		2,977	3,368
Production Systems
Segment Reporting Information [Line Items]
Revenue		2,938	2,818
Eliminations & Other
Segment Reporting Information [Line Items]
Revenue		(131)	(157)
Operating Segments
Segment Reporting Information [Line Items]
Revenue		8,490	8,707
Pretax segment operating income		1,556	1,649
Interest income		0	4
Interest expense		3	3
Operating Segments | Digital Integration
Segment Reporting Information [Line Items]
Revenue		1,006	953
Pretax segment operating income		306	254
Operating Segments | Reservoir Performance
Segment Reporting Information [Line Items]
Revenue		1,700	1,725
Pretax segment operating income		282	339
Operating Segments | Well Construction
Segment Reporting Information [Line Items]
Revenue		2,977	3,368
Pretax segment operating income		589	690
Operating Segments | Production Systems
Segment Reporting Information [Line Items]
Revenue		2,938	2,818
Pretax segment operating income		475	400
Operating Segments | Eliminations & Other
Segment Reporting Information [Line Items]
Revenue		(131)	(157)
Pretax segment operating income		(96)	(34)
Eliminations & other
Segment Reporting Information [Line Items]
Corporate & other	[1]	(179)	(191)
Interest income	[2]	36	34
Interest expense	[3]	(144)	(110)
Charges and credits	[4]	$ (206)	$ (25)

[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 that are included in the segments’ income ($- million in 2025; $4 million in 2024).

[3] Interest expense excludes amounts that are included in the segments’ income ($3 million in 2025; $3 million in 2024).

[4] See Note 2 – Charges and Credits.