Income Taxes - Reconciliation of Uncertain Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Uncertain tax benefits
Uncertain tax benefits	$ 53	$ 57	$ 73
Liability for uncertainty in income taxes, noncurrent	59	62
Unrecognized tax benefits, income tax penalties expense	1	2	1
Accrued interest and penalties related to unrecognized tax benefits	6	5
Uncertain tax benefits reconciliation
Balance as of January 1	57	73
Increase due to current year positions	2	12
Settlements, payments and statute closure	(6)	(28)
Uncertain tax benefits as of December 31	$ 53	$ 57	$ 73