Leases - Components of Equipment Leasing Income (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Sales-type and direct financing leases
Interest income on lease receivable	$ 16	$ 23
Interest income related to accretion of unguaranteed residual asset	4	2
Total sales-type and direct financing lease income	20	25
Operating leases
Operating lease income related to lease payments	29	32
Other operating leasing gains	4	6
Total operating lease income and other leasing gains	32	38
Total lease income	$ 52	$ 63