Income Taxes - Deferred Income Tax Valuation Allowance Reconciliation (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Deferred Tax Assets Valuation Allowance [Roll Forward]
Beginning balance of deferred income tax valuation allowance	$ 200	$ 166	$ 92
Charges against goodwill	0	(27)	102
Increases/(decreases)	(60)	61	(28)
Ending balance of deferred income tax valuation allowance	$ 140	$ 200	$ 166