Income Taxes - Reconciliation of the (Benefit) Provision for Income Taxes (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract]
Income tax expense (benefit) at the federal statutory rate				$ 6	$ 5
State income taxes, net of effect of federal tax benefit				1	2
Unrecognized tax benefits and related interest	[1]			(10)	1
Stock-based compensation				5	4
Research tax credit				(2)	(2)
Change in valuation allowance				1	(2)
IRS audit settlement				0	45
Transfer pricing reserves adjustment				0	(4)
Other, net				1	8
Provision (benefit) for income taxes		$ 11	$ 14	$ 2	$ 57

[1] Includes a discrete tax benefit of $11 million in income tax reserves during the first quarter of 2025, related to the U.S. federal statute of limitation of assessment closing on tax years 2014, 2015, and 2016, during the first quarter of 2025.