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Commitments - Standard Warranty Liability (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Movement in standard warranty liability    
Beginning Balance $ 77 $ 83
Current period accruals 39 36
Accrual adjustments to reflect actual experience (1) (2)
Charges incurred (41) (45)
Ending Balance $ 74 $ 73