Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Significant Components of Deferred Tax Assets and Liabilities) (Details)

v3.23.2
Income Taxes (Significant Components of Deferred Tax Assets and Liabilities) (Details) - USD ($)
Jun. 30, 2023
Sep. 30, 2022
Components Of Deferred Tax Assets And Liabilities [Line Items]    
Federal net operating loss carryforwards $ 26,685,200 $ 23,627,461
State net operating loss carryforwards 3,100,416 2,850,956
Foreign net operating loss carryforwards - U.K. 16,083,790 15,773,497
Foreign capital allowance - U.K. 128,490 128,490
U.S. research and development tax credit carryforwards 8,066,411 8,481,789
U.S. research and development expense 8,722,825  
Accrued compensation 764,724 1,227,290
Share-based compensation 6,926,088 4,325,354
Interest expense 2,520,769 2,206,484
Credit loss provision 885,562  
Change in fair value of derivative liabilities   (220,607)
Gross deferred tax assets 74,236,005 59,189,066
Valuation allowance for deferred tax assets (60,077,745) (45,372,452)
Net deferred tax assets 14,158,260 13,816,614
Deferred tax liabilities:    
In-process research and development   (882,427)
Change in fair value of derivative liabilities (304,098)  
Gain on sale of ENTADFI assets (750,686)  
Net deferred tax liabilities (1,060,170) (931,696)
Net deferred tax asset 13,098,090 12,884,918
U.K. [Member]    
Components Of Deferred Tax Assets And Liabilities [Line Items]    
Other, net 265,631 265,631
Malaysia [Member]    
Components Of Deferred Tax Assets And Liabilities [Line Items]    
Other, net 4,712  
Deferred tax liabilities:    
Other, net   (17,641)
United States [Member]    
Components Of Deferred Tax Assets And Liabilities [Line Items]    
Other, net 81,387 81,507
Deferred tax liabilities:    
Other, net $ (5,386) $ (31,628)