Income Taxes - Schedule of Tax Effected Operating Loss, Capital Loss, and Tax Credit Carryovers (Details) $ in Millions	12 Months Ended
	Dec. 31, 2025 USD ($)
Federal jurisdiction
Tax effected operating loss, capital loss, and tax credit carryovers
Tax effected operating loss, capital loss, and tax credit carryovers	$ 290
Federal jurisdiction \| Minimum
Tax effected operating loss, capital loss, and tax credit carryovers
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date (in years)	4 years
Federal jurisdiction \| Maximum
Tax effected operating loss, capital loss, and tax credit carryovers
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date (in years)	20 years
State jurisdiction
Tax effected operating loss, capital loss, and tax credit carryovers
Tax effected operating loss, capital loss, and tax credit carryovers	$ 120
State jurisdiction \| Minimum
Tax effected operating loss, capital loss, and tax credit carryovers
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date (in years)	5 years
International jurisdiction
Tax effected operating loss, capital loss, and tax credit carryovers
Tax effected operating loss, capital loss, and tax credit carryovers	$ 75
International jurisdiction \| Minimum
Tax effected operating loss, capital loss, and tax credit carryovers
Tax effected operating loss, capital loss, and tax credit carryovers, expiration date (in years)	7 years