Income Taxes - Valuation Allowance (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning of Year Balance	$ 223	$ 216	$ 209
Additions	92	40	58
Deductions	(23)	(33)	(51)
Balance at End of Year	$ 292	$ 223	$ 216