Aircraft and Aircraft Engines Held for Lease or Sale (Details) | Apr. 30, 2016Aircraft | Mar. 31, 2016USD ($)AircraftAssetLease | Mar. 31, 2015USD ($) | Dec. 31, 2015Aircraft |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Remainder of 2016 | | $ 19,380,500 | | |
2,017 | | 14,823,000 | | |
2,018 | | 12,188,000 | | |
2,019 | | 11,107,100 | | |
2,020 | | 10,407,100 | | |
Thereafter | | 14,609,900 | | |
Total | | 82,515,600 | | |
Asset impairment charge | | 75,000 | $ 0 | |
Proceeds from the sale of airframe parts | | $ 1,755,900 | 1,687,000 | |
Held for Lease [Member] | | | | |
Aircraft and aircraft engines held for lease or sale [Abstract] | | | | |
Percentage of net book value | | 7.00% | | |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Payment for equipment and acquisition costs related to aircraft purchased | | $ 1,309,800 | | |
Number of aircraft repossessed | Asset | | 3 | | |
Number of assets lease term extended | Lease | | 4 | | |
Number of off leased assets leased | Asset | | 9 | | |
Percentage of net book value | | 7.00% | | |
Held for Sale [Member] | | | | |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Asset impairment charge | | $ 75,000 | | |
Proceeds from the sale of airframe parts | | $ 38,800 | $ 127,000 | |
Turboprop Aircraft [Member] | | | | |
Aircraft and aircraft engines held for lease or sale [Abstract] | | | | |
Number owned | Aircraft | | 16 | | 16 |
Percentage of net book value | | 45.00% | | 45.00% |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Percentage of net book value | | 45.00% | | 45.00% |
Turboprop Aircraft [Member] | Held for Lease [Member] | | | | |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Number of off leased assets leased | Asset | | 6 | | |
Turboprop Airframe [Member] | Held for Sale [Member] | | | | |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Number of aircraft sold | Aircraft | | 2 | | |
Number of aircraft held for sale | Aircraft | | 3 | | |
Regional Jet Aircraft [Member] | | | | |
Aircraft and aircraft engines held for lease or sale [Abstract] | | | | |
Number owned | Aircraft | | 8 | | 8 |
Percentage of net book value | | 49.00% | | 49.00% |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Percentage of net book value | | 49.00% | | 49.00% |
Number of aircraft sold | Aircraft | | 2 | | |
Regional Jet Aircraft [Member] | Subsequent Event [Member] | | | | |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Number of aircraft sold | Aircraft | 2 | | | |
Other Regional Jet Aircraft [Member] | | | | |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Number of aircraft held for sale | Aircraft | | 2 | | |
Engines [Member] | | | | |
Aircraft and aircraft engines held for lease or sale [Abstract] | | | | |
Number owned | Aircraft | | 5 | | 5 |
Percentage of net book value | | 6.00% | | 6.00% |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Percentage of net book value | | 6.00% | | 6.00% |
Engines [Member] | Held for Lease [Member] | | | | |
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | | | | |
Number of off leased assets leased | Asset | | 3 | | |