Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Statement of Comprehensive Income [Abstract]
Net income	$ 793	$ 1,162
Defined benefit plans:
Amortization of unrecognized amounts included in net periodic benefit costs	1	1
Foreign exchange losses	0	(1)
Other comprehensive income	1	0
Total comprehensive income	794	1,162
Total comprehensive income attributable to noncontrolling interests	(441)	(689)
Total comprehensive income (loss)	$ 353	$ 473