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Income Taxes - Reconciliation of Federal Income Tax Rate (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Tax computed at U.S. federal statutory rate	$ 84	$ 53	$ 31
State taxes, net of federal benefit	10	0	0
U.S. tax on foreign earnings	96	0	0
Tax rate differential for international subsidiaries	18	6	8
Stock-based compensation	7	(160)	(157)
Executive compensation	22	23	25
Tax credits	(70)	(76)	(64)
Valuation allowance	(100)	169	184
Other	7	4	4
Provision for income taxes	$ 74	$ 19	$ 31

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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