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Long-term Debt and Finance Leases - Interest Expense in Connection with Convertible Senior Notes, due 2048 (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]      
Amortization of discount and deferred finance costs $ 23 $ 39 $ 48
Convertible Senior Notes Due 2048 | Recourse Debt      
Debt Instrument [Line Items]      
Contractual interest expense 16 16 16
Amortization of discount and deferred finance costs 1 15 14
Total $ 17 $ 31 $ 30
Effective Interest Rate 3.01% 5.34% 5.19%