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Schedule II - Valuation and Qualifying Accounts (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance, Beginning of Period $ 19 $ 17 $ 20
Additions 0 4 1
Deductions (1) (2) (4)
Balance, End of Period $ 18 $ 19 $ 17