Income Taxes (Operating Loss Carryforwards, Tax Credit Carryforwards and Valuation Allowances) (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Operating Loss Carryforwards [Line Items]
Valuation allowance	$ 51	$ 28
Domestic Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	3	3
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss and tax credit carryforward	42	31
Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 16	$ 20