Income Taxes Income Taxes - Provision for Income Taxes Charged To Income From Continuing Operations (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Provision for Income Taxes [Line Items]
Current Federal Tax Expense (Benefit)	$ 1	$ 0	$ 1	$ 0
Income (Loss) from Continuing Operations before Income Taxes, Domestic	(18)	10	(66)	10
Current Income Tax Expense (Benefit)	2	1	4	2
Deferred Foreign Income Tax Expense (Benefit)	0	0	2	(1)
Deferred Income Tax Expense (Benefit)	0	0	2	(1)
Income Tax Expense (Benefit)	2	1	6	1
Income (Loss) from Continuing Operations before Income Taxes, Foreign	7	(4)	26	0
Current State and Local Tax Expense (Benefit)	0	0	0	0
Current Foreign Tax Expense (Benefit)	$ 0	$ 1	$ 2	$ 2