Debt - Schedule of Interest Expense (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Debt Disclosure [Abstract]
Contractual interest coupon	$ 0	$ 3	$ 1	$ 10
Amortization of debt issuance costs	0	1	1	3
Total	$ 0	$ 4	$ 2	$ 13