Equipment Held for Operating Lease - Lease Revenue by Geographic Region (Details) - Lease rent revenue - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Lessor, Lease, Description [Line Items]
Lease rent revenue	$ 134,831	$ 142,895
United States
Lessor, Lease, Description [Line Items]
Lease rent revenue	61,947	33,291
Europe
Lessor, Lease, Description [Line Items]
Lease rent revenue	30,299	57,972
Asia
Lessor, Lease, Description [Line Items]
Lease rent revenue	26,587	32,198
South America
Lessor, Lease, Description [Line Items]
Lease rent revenue	11,338	11,686
Mexico
Lessor, Lease, Description [Line Items]
Lease rent revenue	2,461	3,670
Canada
Lessor, Lease, Description [Line Items]
Lease rent revenue	1,245	2,011
Middle East
Lessor, Lease, Description [Line Items]
Lease rent revenue	$ 954	$ 2,067