Income Taxes - Carryforwards (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Operating Loss Carryforwards [Line Items]
Interest limitation carry forwards	$ 60	$ 32
Federal
Operating Loss Carryforwards [Line Items]
NOL carry forwards	0
Interest limitation carry forwards	159
R&D and state credit carry forwards	0
State
Operating Loss Carryforwards [Line Items]
NOL carry forwards	521
Interest limitation carry forwards	105
R&D and state credit carry forwards	2
Foreign
Operating Loss Carryforwards [Line Items]
NOL carry forwards	238
Interest limitation carry forwards	80
R&D and state credit carry forwards	$ 0