Equipment Held for Operating Lease - Leased Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	$ 1,991,368	$ 1,886,613
Month-to-month leases
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	206,813
Lease expiring 2022
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	776,831
Lease expiring 2023
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	311,814
Leases expiring 2024
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	147,450
Leases expiring 2025
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	30,558
Leases expiring 2026
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	26,000
Leases expiring thereafter
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	125,004
Off-lease and other
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	366,898	408,869
Europe
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	479,921	460,664
United States
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	425,822	362,471
Asia
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	365,831	324,946
Mexico
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	163,526	168,593
South America
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	111,941	104,671
Canada
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	55,109	8,500
Middle East
Lessor, Lease, Description [Line Items]
Net book value of equipment held for operating lease	$ 22,320	$ 47,899