Finance Leases Receivable (Details)	1 Months Ended	12 Months Ended
	Jan. 31, 2016 Aircraft	Dec. 31, 2015 USD ($) Aircraft Asset	Dec. 31, 2014 USD ($)
Finance Leases Receivable [Abstract]
Number of aircraft held for lease | Aircraft		5
Gain on finance lease		$ 5,179,200	$ 0
Net Investment [Abstract]
Gross minimum lease payments receivable		14,074,500	0
Less unearned interest		(2,178,900)	0
Finance leases receivable		11,895,600	0
Minimum Future Lease Revenue Payments [Abstract]
2016		3,268,800
2017		2,378,100
2018		2,106,600
2019		3,175,600
2020		963,600
Thereafter		2,181,800
Total		$ 14,074,500	$ 0
Turboprop Aircraft [Member]
Finance Leases Receivable [Abstract]
Number of aircraft held for lease | Aircraft		3
Gain on finance lease		$ 4,262,800
Additional gain on finance lease		$ 916,400
Turboprop Aircraft [Member] | Subsequent Event [Member]
Finance Leases Receivable [Abstract]
Number of aircraft sold | Aircraft	1
Turboprop Aircraft [Member] | Operating Lease [Member]
Finance Leases Receivable [Abstract]
Number of assets lease extended | Asset		2
Turboprop Aircraft [Member] | Financing Lease [Member]
Finance Leases Receivable [Abstract]
Number of aircraft sold | Aircraft		2