Impairment and Other Items - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges		$ 76		$ 125
Charges/ (reversals)	$ 7	63	$ (4)	122
Wellbore Technologies [Member]
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges		31		61
Completion & Production Solutions [Member]
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges		22		39
Rig Technologies [Member]
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges		23		25
Cost of Revenue [Member]
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges		25		74
Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges		51		51
Russia and Belarus [Member]
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges				51
Gains On Sales Of Previously Reserved Inventory [Member]
Restructuring Cost and Reserve [Line Items]
Charges/ (reversals)	6
Restructuring charges (pre tax credits)			17	(26)
Voluntary Early Retirement Program And Other Items [Member]
Restructuring Cost and Reserve [Line Items]
Charges/ (reversals)	$ 13	$ (13)	$ 13
Severance, Facility Closures and Other Items and Credits [Member]
Restructuring Cost and Reserve [Line Items]
Other asset impairment charges				$ 23