Aircraft and Aircraft Engines Held for Lease or Sale (Details) (USD $)	3 Months Ended
	Mar. 31, 2014 Aircraft	Mar. 31, 2013	Dec. 31, 2013 Aircraft
Aircraft and aircraft engines held for lease or sale [Abstract]
Number of assets lease term extended	5
Number of entity aircraft off lease	13
Re-lease opportunities for the off-lease aircraft (in hundredths)	20.00%
Held-for-sale [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Proceeds from the sale of airframe parts	$ 215,200	$ 36,000
Bombardier Dash-8-300 [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	9		9
Percentage of net book value (in hundredths)	20.00%		23.00%
Bombardier CRJ-700 [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	3		0
Percentage of net book value (in hundredths)	17.00%		0.00%
Number of aircrafts purchased	3
Payment for equipment and acquisition costs related to aircraft purchased	32,225,000	1,766,400
Fokker 100 [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	7		7
Percentage of net book value (in hundredths)	16.00%		19.00%
Number of entity aircraft off lease	6
Bombardier Dash-8-Q400 [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	3		3
Percentage of net book value (in hundredths)	14.00%		17.00%
Bombardier CRJ-705 [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	1		1
Percentage of net book value (in hundredths)	10.00%		12.00%
Saab 340B [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	3		4
Percentage of net book value (in hundredths)	2.00%		4.00%
Number of aircraft or engines subject to lease	1
Number of aircraft sold	1
Fokker 50 [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	9		10
Percentage of net book value (in hundredths)	7.00%		10.00%
Number of entity aircraft off lease	3
General Electric CF34-8E5 engine [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	3		3
Percentage of net book value (in hundredths)	5.00%		6.00%
Number of entity aircraft off lease	1
Saab 340B Plus [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	6		6
Percentage of net book value (in hundredths)	8.00%		8.00%
Tay 650-15 engine [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	1		1
Percentage of net book value (in hundredths)	1.00%		1.00%
Number of entity aircraft off lease	1
General Electric CT7-9B engine [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	2		2
Percentage of net book value (in hundredths)	0.00%		0.00%
Number of aircraft or engines subject to lease	2
Saab 340 A [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number owned	1		1
Percentage of net book value (in hundredths)	0.00%		0.00%
Fokker 50 & Saab 340B [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Gain on sale of aircraft and parts from an engine	$ 391,900	$ 218,200
Number of entity aircraft off lease	1
Dash-8-311 [Member]
Aircraft and aircraft engines held for lease or sale [Abstract]
Number of entity aircraft off lease	1