CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 1,047	$ 970	$ 1,990	$ 1,490
Currency translation adjustments
Unrealized net change arising during the period	(43)	216	(77)	110
Cash flow hedges
Net gain (loss) on cash flow hedges	105	(106)	72	(97)
Reclassification to net income of net realized (gain) loss	(9)	55	(14)	72
Pension and other postretirement benefit plans
Amortization to net income of net actuarial loss	(2)	14	(4)	30
Amortization to net income of net prior service credit	(6)	(6)	(11)	(11)
Income taxes on pension and other postretirement benefit plans	2	2	3	2
Comprehensive income	1,094	1,145	1,959	1,596
Comprehensive income attributable to noncontrolling interests	14	11	23	21
Comprehensive income attributable to SLB	$ 1,080	$ 1,134	$ 1,936	$ 1,575