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Commitments and Contingencies - Warranty Accrual Table (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]        
Beginning balance $ 50 $ 53 $ 54 $ 45
Accruals related to product warranties 10 2 14 23
Reductions for payments made (1) (2) (8) (15)
Foreign currency 1 (1) 0 (1)
Ending balance $ 60 $ 52 $ 60 $ 52