Investments in Equipment and Leases, Net (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Investments in Equipment and Leases, Net [Abstract]
Depreciation of operating lease assets	$ 76	$ 104	$ 244	$ 362
Average estimated residual value for assets on operating leases	11.00%		11.00%		11.00%
Contingent rental revenue	$ 337	$ 396	$ 995	$ 1,100