Inventories and Equipment on Operating Leases, Net - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Jul. 31, 2020	Dec. 31, 2019
Equipment on Operating Leases, Net [Line Items]
Contingent rentals on operating lease, total	$ 15	$ 25	$ 51	$ 80
Equipment on operating leases, net	301		301			$ 364
Special Purpose Entity (SPE)
Equipment on Operating Leases, Net [Line Items]
Equipment on operating leases, net	$ 9		$ 9
Special Purpose Entity (SPE)
Equipment on Operating Leases, Net [Line Items]
Net book value of rights to payments under operating leases sold					$ 10