Other Assets and Liabilites - Schedule of Assets Held Under Operating Leases and Related Activities (Details) - USD ($) $ in Millions		Dec. 31, 2021	Dec. 31, 2020
Other Assets and Liabilities
Assets held under operating leases (1)	[1]	$ 2,110	$ 2,144
Accumulated depreciation		(539)	(517)
Net		$ 1,571	$ 1,627

[1] (1) Includes certain land parcels subject to operating leases that have indefinite lives.