Investments In Equipment And Leases, Net (Property On Operating Leases) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Property Subject to or Available for Operating Lease [Line Items]
Balance	$ 6,230	$ 7,867
Additions	(1,069)
Reclassifications or Dispositions	(568)
Transportation, Containers [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance	19,380	19,678
Reclassifications or Dispositions	(298)
Transportation, Rail [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance	13,125	16,316
Reclassifications or Dispositions	(3,191)
Marine Vessels [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance	4,793	4,793
Transportation, Other [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance	640	640
Total Property Subject to or Available For Operating Lease [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance	37,938	41,427
Reclassifications or Dispositions	(3,489)
Less Accumulated Depreciation [Member]
Property Subject to or Available for Operating Lease [Line Items]
Balance	(31,708)	(33,560)
Additions	(1,069)
Reclassifications or Dispositions	$ 2,921