Income Taxes - Schedule of Income Taxes (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Tax Disclosure [Abstract]
Loss before income taxes	$ 184	$ (228)	$ (49)	$ (507)
Estimated annualized effective tax rate			133.40%	(18.90%)
Income tax (benefit) expense			$ (65)	$ 96
Unfavorable tax impact related to losses in jurisdictions with no tax benefit			197	0
Discrete tax benefit			(3)	(57)
Provision for income taxes	$ 86	$ (35)	$ 129	$ 39