Consolidated Balance Sheets - USD ($)	Mar. 31, 2020	Sep. 30, 2019
Current assets:
Cash	$ 4,652,923	$ 8,015,528
Prepaid expenses and other current assets	4,833,089	4,986,033
Assets held for sale		500,000
Total current assets	9,486,012	13,501,561
Property and equipment, net	523,409	3,175,960
Operating lease right-of-use assets, net	244,600
Finance lease right-of-use assets, net	2,375,000
Other assets	540,834	457,476
Total assets	13,169,855	17,134,997
Current liabilities:
Convertible senior secured notes	7,185,993	6,699,000
Current portion of long-term debt	49,364	1,026,168
Current portion of finance lease liabilities	52,851	192,290
Current portion of operating lease liabilities	175,853
Stockholder notes	3,612,500	3,612,500
Accounts payable	3,306,553	2,277,817
Accrued expenses	7,463,091	4,622,988
Income taxes payable	1,859,434	1,859,434
Total current liabilities	23,705,639	20,290,197
Long-term debt	25,709	50,285
Redemption feature	6,467,469
Finance lease liabilities	3,346,381	3,365,790
Operating lease liabilities	95,747
Warrant liability	53,592	255,734
Other liabilities		3,942,948
Total liabilities	33,694,537	27,904,954
Convertible preferred stock:
Total convertible preferred stock		5,359,404
Stockholders’ equity (deficit):
Common stock, par value $0.01 per share; 200,000,000 shares authorized; 89,751,192 shares issued and outstanding at March 31, 2020 and 28,609,995 shares issued and outstanding at September 30, 2019	897,512	286,100
Additional paid-in capital	255,361,229	238,064,947
Accumulated deficit	(276,783,423)	(254,480,408)
Total stockholders' equity (deficit)	(20,524,682)	(16,129,361)
Total liabilities, convertible preferred stock and stockholders' equity (deficit)	13,169,855	17,134,997
Series A convertible preferred stock
Convertible preferred stock:
Total convertible preferred stock
Convertible Preferred Stock Series A-1
Convertible preferred stock:
Total convertible preferred stock		5,359,404
Series B convertible preferred stock
Stockholders’ equity (deficit):
Preferred stock, value