Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Statement of Cash Flows [Abstract]
Net cash provided by operating activities	$ 8,146,400	$ 14,543,600
Investing activities:
Proceeds from sale of aircraft and aircraft engines held for lease, net of re-sale fees	1,702,500	8,382,000
Proceeds from sale of assets held for sale, net of re-sale fees	5,505,400	4,366,200
Investment in aircraft parts and acquisition costs	(150,000)	(22,702,900)
Net cash provided by/(used in) investing activities	7,057,900	(9,954,700)
Financing activities:
Issuance of notes payable - Credit Facility	5,100,000	21,000,000
Repayment of notes payable - Credit Facility	(44,300,000)	(24,200,000)
Issuance of notes payable - Term Loans	44,310,000	0
Repayment of notes payable - UK LLC SPE Financing	(9,211,100)	(3,207,200)
Repayment of notes payable - Term Loans	(5,513,000)	0
Debt issuance costs	(5,074,200)	(70,000)
Net cash (used in)/provided by financing activities	(14,688,300)	(6,477,200)
Net increase/(decrease) in cash and cash equivalents	516,000	(1,888,300)
Cash and cash equivalents, beginning of period	1,542,500	8,657,800
Cash and cash equivalents, end of period	$ 2,058,500	$ 6,769,500