Investments in Equipment and Leases, Net (Future Minimum Lease Payments Receivable) (Details) (Operating Leases [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2013
Operating Leases [Member]
Leases Disclosure [Line Items]
Six months ending December 31, 2013	$ 768
Year ending December 31, 2014	1,166
2015	568
2016	280
2017	263
2018	75
Operating Leases, Future Minimum Payments Receivable	$ 3,120

Future minimum rental payments in aggregate as of the balance sheet date under operating leases.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

-Paragraph 23

-Subparagraph b(ii)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.

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Future rental payments receivable within the third year from the balance sheet date under an operating lease.

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Future rental payments receivable within the second year from the balance sheet date under an operating lease.

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- Definition

Operating Leases, Future Minimum Payments Receivable In Current Fiscal Year.

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