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Income Taxes - Reconciliation of the (Benefit) Provision for Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract]
Income tax expense (benefit) at the federal statutory rate			$ 18	$ 20
State income taxes, net of effect of federal tax benefit			7	7
Unrecognized tax benefits and related interest			4	7
Stock-based compensation			13	21
Research tax credit			(6)	(3)
Change in valuation allowance			0	9
IRS audit settlement			41	31
Transfer pricing reserves adjustment			(4)	24
Other, net			11	(1)
Provision (benefit) for income taxes	$ 27	$ 37	$ 84	$ 115

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