Condensed Consolidated Balance Sheets (Unaudited) - USD ($)	Jun. 30, 2017	Dec. 31, 2016
Assets:
Cash and cash equivalents	$ 4,161,800	$ 2,194,400
Accounts receivable, including deferred rent of $64,700 and $604,800 at June 30, 2017 and December 31, 2016, respectively	6,155,100	4,046,100
Finance leases receivable	25,280,400	17,468,300
Aircraft and aircraft engines held for lease, net of accumulated depreciation of $37,263,800 and $32,639,600 at June 30, 2017 and December 31, 2016, respectively	203,142,000	192,799,800
Assets held for sale	1,925,300	1,998,100
Prepaid expenses and other	925,500	229,400
Total assets	241,590,100	218,736,100
Liabilities:
Accounts payable and accrued expenses	1,702,100	1,218,100
Notes payable and accrued interest, net of unamortized debt issuance costs of $1,634,200 and $1,999,900 at June 30, 2017 and December 31, 2016, respectively	147,433,700	125,837,900
Maintenance reserves	29,089,400	29,424,100
Accrued maintenance costs	467,900	965,000
Security deposits	4,361,200	3,933,200
Unearned revenues	4,033,600	1,903,900
Deferred income taxes	13,244,500	12,830,500
Income taxes payable	293,000	123,200
Total liabilities	200,625,400	176,235,900
Commitments and contingencies
Stockholders' equity:
Preferred stock, $0.001 par value, 2,000,000 shares authorized, no shares issued and outstanding	0	0
Common stock, $0.001 par value, 10,000,000 shares authorized, 1,629,999 shares issued, 1,416,699 and 1,566,699 shares outstanding at June 30, 2017 and December 31, 2016, respectively	1,600	1,600
Paid-in capital	14,780,100	14,780,100
Retained earnings	29,219,800	28,222,600
Shareholders equity before treasury stock	44,001,500	43,004,300
Treasury stock at cost, 213,300 and 63,300 shares at June 30, 2017 and December 31, 2016, respectively	(3,036,800)	(504,100)
Total stockholders' equity	40,964,700	42,500,200
Total liabilities and stockholders' equity	$ 241,590,100	$ 218,736,100