Income Taxes - Schedule of Income Taxes (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Tax Disclosure [Abstract]
Income (loss) before income taxes	$ 161	$ 92	$ 829	$ (233)
Estimated annualized effective tax rate			15.50%	105.10%
Income tax expense (benefit)			$ 128	$ (245)
(Favorable) unfavorable tax impact related to losses in jurisdictions with no tax benefit			(4)	288
Discrete tax expense			6	0
Provision for income taxes	$ 10	$ 61	$ 130	$ 43