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Commitments and Contingencies - Warranty Accrual Table (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]        
Beginning balance $ 51 $ 48 $ 54 $ 45
Accruals related to product warranties 1 16 4 21
Reductions for payments made (1) (11) (7) (13)
Foreign currency (1) 0 (1) 0
Ending balance $ 50 $ 53 $ 50 $ 53