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Commitments and Contingencies - Schedule of Change in Product Related Liabilities (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Movement in Product Warranty Accrual    
Reserve at beginning of the year $ 16 $ 22
Change in reserve 1 10
Cash settlements (2) (15)
Transfers 0 (1)
Reserve at end of the year 15 16
Guarantees $ 7 8
Unconditional purchase obligation to be paid in 2019   $ 10