Schedule II - Valuation and Qualifying Accounts - Valuation and Qualifying Accounts (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
Balance at beginning of period	$ 7	$ 10	$ 8
Additions	2	0	7
Net deductions and other	2	3	5
Balance at end of period	7	7	10
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member]
Balance at beginning of period	934	1,112	821
Additions	18	33	344
Net deductions and other	126	211	53
Balance at end of period	$ 826	$ 934	$ 1,112