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Leases - Maturities of Operating Lease Liabilities (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Leases [Abstract]    
2022 $ 24  
2023 24  
2024 20  
2025 16  
2026 15  
Thereafter 36  
Total future minimum lease payments 135  
Less: imputed interest 13  
Total operating lease liabilities $ 122 $ 108