Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 1,162	$ 1,049
Defined benefit plans:
Amortization of unrecognized amounts included in net periodic benefit costs	1	1
Foreign exchange (losses) gains	(1)	1
Other comprehensive income	0	2
Total comprehensive income	1,162	1,051
Total comprehensive income attributable to noncontrolling interests	(689)	(387)
Total comprehensive income (loss)	$ 473	$ 664