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Leases (Maturities) (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Leases [Abstract]    
2022 $ 42  
2023 37  
2024 30  
2025 25  
2026 22  
Thereafter 141  
Total lease payments 297  
Less: Discount (49)  
Total operating lease liabilities $ 248 $ 279