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Commitments - Standard Warranty Liability (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Movement in standard warranty liability    
Beginning Balance $ 77 $ 83
Current period accruals 14 16
Accrual adjustments to reflect actual experience (2) (4)
Charges incurred (20) (23)
Ending Balance $ 69 $ 72