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Schedule II - Valuation and Qualifying Accounts - Valuation and Qualifying Accounts (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
SEC Schedule, 12-09, Allowance, Credit Loss [Member]      
Balance at beginning of period $ 7 $ 7 $ 10
Additions 3 2 0
Net deductions and other 2 2 3
Balance at end of period 8 7 7
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member]      
Balance at beginning of period 826 934 1,112
Additions 62 18 33
Net deductions and other 110 126 211
Balance at end of period $ 778 $ 826 $ 934