Investment in Equipment and Leases, Net (Property on Operating Leases) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014
Property Subject to or Available for Operating Lease [Line Items]
Balance December 31, 2013	$ 4,231
Additions	(258)
Reclassifications or Dispositions	(30)
Balance June 30, 2014	3,943
Transportation, Rail [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance December 31, 2013	11,353
Additions
Reclassifications or Dispositions	2,827
Balance June 30, 2014	14,180
Transportation, Containers [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance December 31, 2013	15,874
Additions
Reclassifications or Dispositions	(3,251)
Balance June 30, 2014	12,623
Transportation, Other [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance December 31, 2013	640
Additions
Balance June 30, 2014	640
Total Property Subject to or Available For Operating Lease [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance December 31, 2013	27,867
Additions
Reclassifications or Dispositions	(424)
Balance June 30, 2014	27,443
Less Accumulated Depreciation [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance December 31, 2013	(23,636)
Additions	(258)
Reclassifications or Dispositions	394
Balance June 30, 2014	$ (23,500)