Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)	Jun. 30, 2020	Dec. 31, 2019
ASSETS
Accounts receivable, deferred rent	$ 906,200	$ 828,000
Finance lease receivable, allowance for doubtful accounts	1,170,000	2,908,600
Aircraft and aircraft engines held for lease, accumulated depreciation	35,508,100	31,338,700
Accumulated depreciation	13,000	9,600
Accumulated amortization, office lease right of use	1,472,800	524,500
Liabilities:
Unamortized debt issuance costs	$ 2,717,700	$ 3,825,700
Stockholders' Equity:
Preferred stock, par value	$ .001	$ 0.001
Preferred stock, authorized	2,000,000	2,000,000
Preferred stock, issued	0	0
Preferred stock, outstanding	0	0
Common stock, par value	$ .01	$ 0.01
Common stock, authorized	10,000,000	10,000,000
Common stock, issued	1,545,884	1,545,884
Common stock, outstanding	1,545,884	1,545,884
Treasury stock	213,332	213,332