Organization and Summary of Significant Accounting Policies (Details) (Fair Value, Measurements, Nonrecurring [Member], USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Summary of equipment held for sale measured at fair value on nonrecurring basis
Equipment held for operating lease	$ 4,711,496	$ 4,751,206
Gain (Loss)		(2,573,256)
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Summary of equipment held for sale measured at fair value on nonrecurring basis
Equipment held for operating lease
Significant Other Observable Inputs (Level 2) [Member]
Summary of equipment held for sale measured at fair value on nonrecurring basis
Equipment held for operating lease
Significant Unobservable Inputs (Level 3) [Member]
Summary of equipment held for sale measured at fair value on nonrecurring basis
Equipment held for operating lease	$ 4,711,496	$ 4,751,206