Investment in Equipment and Leases, Net (Property on Operating Leases) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Lessor, Lease, Description [Line Items]
Property on operating leases, gross	$ 12,539	$ 13,736
Less accumulated depreciation	(5,655)	(5,733)
Property on operating leases, net	6,884	8,003
Additions, gross	134
Additions, less accumulated depreciation	(1,034)
Additions, net	(900)
Reclassifications or Dispositions, gross	(1,331)
Reclassifications or Dispositions, less accumulated depreciation	1,112
Reclassifications or Dispositions, net	(219)
Railroad [Member]
Lessor, Lease, Description [Line Items]
Property on operating leases, gross	1,723	1,723
Additions, gross	0
Reclassifications or Dispositions, gross	0
Mining [Member]
Lessor, Lease, Description [Line Items]
Property on operating leases, gross	2,749	2,749
Additions, gross	0
Reclassifications or Dispositions, gross	0
Construction [Member]
Lessor, Lease, Description [Line Items]
Property on operating leases, gross	3,218	3,725
Additions, gross	0
Reclassifications or Dispositions, gross	(507)
Aviation [Member]
Lessor, Lease, Description [Line Items]
Property on operating leases, gross	2,327	2,327
Additions, gross	0
Reclassifications or Dispositions, gross	0
Paper Processing [Member]
Lessor, Lease, Description [Line Items]
Property on operating leases, gross	1,058	1,058
Additions, gross	0
Reclassifications or Dispositions, gross	0
Agriculture [Member]
Lessor, Lease, Description [Line Items]
Property on operating leases, gross	16	742
Additions, gross	16
Reclassifications or Dispositions, gross	(742)
Materials Handling [Member]
Lessor, Lease, Description [Line Items]
Property on operating leases, gross	1,351	1,315
Additions, gross	118
Reclassifications or Dispositions, gross	(82)
Transportation, other [Member]
Lessor, Lease, Description [Line Items]
Property on operating leases, gross	97	$ 97
Additions, gross	0
Reclassifications or Dispositions, gross	$ 0