Consolidated Balance Sheets - USD ($)	Sep. 30, 2022	Sep. 30, 2021
Current assets:
Cash and cash equivalents	$ 17,396,812	$ 14,477,324
Prepaid expenses and other current assets	10,123,634	7,030,823
Total current assets	27,520,446	21,508,147
Property and equipment, net		163,625
Operating lease right-of-use assets, net	70,360	111,429
Equity method investment	804,930	853,660
Other assets	132,015	174,590
Total assets	28,527,751	22,811,451
Current liabilities:
Current portion of long-term debt	10,915,015	904,200
Current portion of finance lease liabilities	11,751	26,464
Current portion of operating lease liabilities	26,995	42,854
Accounts payable	3,491,485	2,196,349
Accrued expenses	3,427,900	1,725,721
Income taxes payable	1,856,629	1,856,629
Total current liabilities	19,729,775	6,752,217
Long-term debt		10,885,854
Finance lease liabilities	4,267	16,018
Operating lease liabilities		26,995
Warrant liability	57,138	522,918
Total liabilities	19,791,180	18,204,002
Commitments and contingencies (Note 9)
Convertible preferred stock:
Total convertible preferred stock
Stockholders' equity:
Preferred stock, value
Common stock, par value $0.01 per share; 325,000,000 shares authorized; 227,310,572 and 176,461,628 shares issued and outstanding at September 30, 2022 and September 30, 2021, respectively	2,273,105	1,764,616
Additional paid-in capital	415,398,984	345,726,087
Accumulated deficit	(408,935,518)	(342,883,254)
Total stockholders' equity	8,736,571	4,607,449
Total liabilities, convertible preferred stock and stockholders' equity	28,527,751	22,811,451
Series A convertible preferred stock
Convertible preferred stock:
Total convertible preferred stock
Series A-1 convertible preferred stock
Convertible preferred stock:
Total convertible preferred stock
Series B convertible preferred stock
Stockholders' equity:
Preferred stock, value