Segment Information - Schedule of Segment Reporting Information, by Segment (Detail) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Revenue		$ 28,091	$ 22,929	$ 23,601
Pretax Income (Loss)		4,271	2,374	(11,298)
Assets		43,135	41,511	42,434
Depreciation and Amortization	[1]	2,147	2,120	2,566
Capital Investments		2,302	1,654	1,520
Pretax segment operating income		5,011	3,365	2,401
Interest expense		490	539	563
Charges & credits		347	65	12,515
Digital Integration
Segment Reporting Information [Line Items]
Revenue		3,725	3,290	3,067
Reservoir Performance
Segment Reporting Information [Line Items]
Revenue		5,553	4,599	5,602
Well Construction
Segment Reporting Information [Line Items]
Revenue		11,397	8,706	8,614
Production Systems
Segment Reporting Information [Line Items]
Revenue		7,862	6,710	6,650
Operating Segments
Segment Reporting Information [Line Items]
Revenue		28,091	22,929	23,601
Interest income		72	2	2
Interest expense		13	15	28
Operating Segments | Digital Integration
Segment Reporting Information [Line Items]
Revenue		3,725	3,290	3,067
Pretax Income (Loss)		1,357	1,141	727
Assets		3,132	3,134	3,595
Depreciation and Amortization		504	446	615
Capital Investments		689	516	413
Operating Segments | Reservoir Performance
Segment Reporting Information [Line Items]
Revenue		5,553	4,599	5,602
Pretax Income (Loss)		881	648	353
Assets		3,159	2,923	3,489
Depreciation and Amortization		386	415	549
Capital Investments		478	348	384
Operating Segments | Well Construction
Segment Reporting Information [Line Items]
Revenue		11,397	8,706	8,614
Pretax Income (Loss)		2,202	1,195	870
Assets		6,481	4,714	4,768
Depreciation and Amortization		524	537	580
Capital Investments		687	424	420
Operating Segments | Production Systems
Segment Reporting Information [Line Items]
Revenue		7,862	6,710	6,650
Pretax Income (Loss)		748	634	623
Assets		5,603	4,684	4,665
Depreciation and Amortization		311	302	338
Capital Investments		346	267	240
Eliminations & other
Segment Reporting Information [Line Items]
Revenue		(446)	(376)	(332)
Pretax Income (Loss)		(177)	(253)	(172)
Assets		1,426	1,501	940
Depreciation and Amortization		271	269	276
Capital Investments		102	99	63
Goodwill and intangible assets		15,974	16,201	16,436
Cash and short-term investments		2,897	3,139	3,006
All other assets		4,463	5,215	5,535
Corporate & other	[2]	(637)	(573)	(681)
Interest income	[3]	27	31	31
Interest expense	[4]	(477)	(514)	(534)
Charges & credits	[5]	347	65	(12,515)
Eliminations & other | Corporate and Other
Segment Reporting Information [Line Items]
Depreciation and Amortization	[2]	$ 151	$ 151	$ 208

[1] Includes depreciation of property, plant and equipment and amortization of intangible assets, exploration data costs and APS investments.

[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 which are included in the segments’ income (2022: $72 million; 2021: $2 million; 2020: $2 million).

[4] Interest expense excludes amounts which are included in the segments’ income (2022: $13 million; 2021: $15 million; 2020: $28 million) and $10 million interest expense included in Charges & credits in 2021.

[5] See Note 3 – Charges and Credits.