Geographic Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Total revenue	$ 10,250	$ 11,462	$ 12,623
Net property and net investment in operating leases	25,391	26,874	27,871
United States [member]
Segment Reporting Information [Line Items]
Total revenue	7,622	8,780	9,472
Net property and net investment in operating leases	20,886	22,891	24,123
Canada
Segment Reporting Information [Line Items]
Total revenue	1,289	1,240	1,323
Net property and net investment in operating leases	4,246	3,588	3,328
All Other
Segment Reporting Information [Line Items]
Total revenue	1,339	1,442	1,828
Net property and net investment in operating leases	$ 259	$ 395	$ 420