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Revenue - Summary of Disaggregate Revenue by Destinations and Revenue Streams (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Disaggregation of Revenue [Line Items]
Disaggregate revenue	$ 2,103	$ 2,155
Operating Segments [Member] | Energy Products and Services [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	992	1,017
Operating Segments [Member] | Energy Equipment [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	1,146	1,178
Intersegment Eliminations [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	(35)	(40)
Continental [Member] | Intersegment Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	0	0
Continental [Member] | Intersegment Revenue [Member] | Operating Segments [Member] | Energy Products and Services [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	21	24
Continental [Member] | Intersegment Revenue [Member] | Operating Segments [Member] | Energy Equipment [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	14	16
Continental [Member] | Intersegment Revenue [Member] | Intersegment Eliminations [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	(35)	(40)
Continental [Member] | North America [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	812	833
Continental [Member] | North America [Member] | Operating Segments [Member] | Energy Products and Services [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	551	537
Continental [Member] | North America [Member] | Operating Segments [Member] | Energy Equipment [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	261	296
Continental [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	1,291	1,322
Continental [Member] | International [Member] | Operating Segments [Member] | Energy Products and Services [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	420	456
Continental [Member] | International [Member] | Operating Segments [Member] | Energy Equipment [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	871	866
Land and Offshore [Member] | Intersegment Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	0	0
Land and Offshore [Member] | Intersegment Revenue [Member] | Operating Segments [Member] | Energy Products and Services [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	21	24
Land and Offshore [Member] | Intersegment Revenue [Member] | Operating Segments [Member] | Energy Equipment [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	14	16
Land and Offshore [Member] | Intersegment Revenue [Member] | Intersegment Eliminations [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	(35)	(40)
Land and Offshore [Member] | Land Destination [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	1,156	1,199
Land and Offshore [Member] | Land Destination [Member] | Operating Segments [Member] | Energy Products and Services [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	755	772
Land and Offshore [Member] | Land Destination [Member] | Operating Segments [Member] | Energy Equipment [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	401	427
Land and Offshore [Member] | Offshore Destination [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	947	956
Land and Offshore [Member] | Offshore Destination [Member] | Operating Segments [Member] | Energy Products and Services [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	216	221
Land and Offshore [Member] | Offshore Destination [Member] | Operating Segments [Member] | Energy Equipment [Member]
Disaggregation of Revenue [Line Items]
Disaggregate revenue	$ 731	$ 735

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