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Operating Lease Equipment - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Leases [Abstract]      
Operating lease equipment $ 718   $ 777
Accumulated depreciation 288   $ 290
Operating lease income 39 $ 39  
Depreciation expense 32 31  
Operating lease payments received 39 41  
Impairment charges of operating lease equipment $ 25 $ 3