CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 1,218	$ 1,136	$ 3,461	$ 3,127
Currency translation adjustments
Unrealized net change arising during the period	(42)	(46)	11	(123)
Marketable securities
Unrealized gain arising during the period	14		14
Cash flow hedges
Net (loss) gain on cash flow hedges	(5)	24	(48)	96
Reclassification to net income of net realized (gain) loss	(2)	(2)	3	(16)
Pension and other postretirement benefit plans
Amortization to net income of net actuarial gain	(1)	(2)	(2)	(6)
Amortization to net income of net prior service credit	(6)	(6)	(17)	(17)
Income taxes on pension and other postretirement benefit plans	1	2	4	5
Other	(2)		(1)
Comprehensive income	1,175	1,106	3,425	3,066
Comprehensive income attributable to noncontrolling interests	32	13	95	36
Comprehensive income attributable to SLB	$ 1,143	$ 1,093	$ 3,330	$ 3,030