Revenue - Summary of Disaggregate Revenue by Destinations (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation of Revenue [Line Items]
Disaggregate revenue	$ 2,185	$ 1,889	$ 6,240	$ 5,164
Operating Segments [Member] \| Wellbore Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	799	741	2,348	2,015
Operating Segments [Member] \| Completion & Production Solutions [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	760	681	2,231	1,850
Operating Segments [Member] \| Rig Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	686	511	1,842	1,414
Intersegment Eliminations [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	(60)	(44)	(181)	(115)
Continental [Member] \| Eliminations [Member] \| Operating Segments [Member] \| Wellbore Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	23	18	75	45
Continental [Member] \| Eliminations [Member] \| Operating Segments [Member] \| Completion & Production Solutions [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	27	16	70	37
Continental [Member] \| Eliminations [Member] \| Operating Segments [Member] \| Rig Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	10	10	36	33
Continental [Member] \| Eliminations [Member] \| Intersegment Eliminations [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	(60)	(44)	(181)	(115)
Continental [Member] \| North America [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	797	770	2,456	2,079
Continental [Member] \| North America [Member] \| Operating Segments [Member] \| Wellbore Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	375	385	1,166	1,037
Continental [Member] \| North America [Member] \| Operating Segments [Member] \| Completion & Production Solutions [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	296	284	950	733
Continental [Member] \| North America [Member] \| Operating Segments [Member] \| Rig Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	126	101	340	309
Continental [Member] \| International [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	1,388	1,119	3,784	3,085
Continental [Member] \| International [Member] \| Operating Segments [Member] \| Wellbore Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	401	338	1,107	933
Continental [Member] \| International [Member] \| Operating Segments [Member] \| Completion & Production Solutions [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	437	381	1,211	1,080
Continental [Member] \| International [Member] \| Operating Segments [Member] \| Rig Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	550	400	1,466	1,072
Land and Offshore [Member] \| Eliminations [Member] \| Operating Segments [Member] \| Wellbore Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	23	18	75	45
Land and Offshore [Member] \| Eliminations [Member] \| Operating Segments [Member] \| Completion & Production Solutions [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	27	16	70	37
Land and Offshore [Member] \| Eliminations [Member] \| Operating Segments [Member] \| Rig Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	10	10	36	33
Land and Offshore [Member] \| Eliminations [Member] \| Intersegment Eliminations [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	(60)	(44)	(181)	(115)
Land and Offshore [Member] \| Land Destination [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	1,174	1,103	3,528	3,002
Land and Offshore [Member] \| Land Destination [Member] \| Operating Segments [Member] \| Wellbore Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	576	551	1,706	1,503
Land and Offshore [Member] \| Land Destination [Member] \| Operating Segments [Member] \| Completion & Production Solutions [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	432	413	1,329	1,122
Land and Offshore [Member] \| Land Destination [Member] \| Operating Segments [Member] \| Rig Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	166	139	493	377
Land and Offshore [Member] \| Offshore Destination [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	1,011	786	2,712	2,162
Land and Offshore [Member] \| Offshore Destination [Member] \| Operating Segments [Member] \| Wellbore Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	200	172	567	467
Land and Offshore [Member] \| Offshore Destination [Member] \| Operating Segments [Member] \| Completion & Production Solutions [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	301	252	832	691
Land and Offshore [Member] \| Offshore Destination [Member] \| Operating Segments [Member] \| Rig Technologies [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	$ 510	$ 362	$ 1,313	$ 1,004