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Income Taxes (Tables)
12 Months Ended
Sep. 30, 2021
Income Tax Disclosure [Abstract]  
Schedule of Income before Income Tax, Domestic and Foreign
          
   2021  2020
United States  $(28,850,926)  $(18,096,148)
Foreign   (8,790,143)   (8,161,658)
Total  $(37,641,069)  $(26,257,806)

Schedule of deferred tax asset and liabilities
          
   2021  2020
Net operating loss carryforwards  $34,982,000   $23,397,000 
Research and development tax credit carryforwards   1,577,000    2,069,000 
Stock-based compensation   10,453,000    8,283,000 
Unpaid charges   89,000    83,000 
Intangible asset costs   323,000    132,000 
Foreign exchange and other   62,000    27,000 
Valuation allowance deferred tax assets   (47,486,000)   (33,991,000)
Net deferred tax assets  $   $ 

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
                 
    2021   2020
Income tax benefit at statutory federal rate   $ (7,934,000 )   $ (5,519,000 )
Foreign income taxed at other rates     (353,000 )     (723,000 )
Permanent differences relating to stock based compensation       (4,379,000        
Permanent differences relating to Section 162(m)       816,000          
Other permanent differences     741,000     35,000  
Adjustment to tax assets based on Section 382     3,330,000        
Research and development credits, net     1,042,000       1,267,000  
State and local taxes     (7,022,000 )     (2,911,000 )
Adjustment and true up to prior years' tax provision     48,000     373,000  
Effect of change in statutory rates     216,000       36,000  
State minimum and exise taxes     267,565       22,664  
Change in valuation allowances     13,495,000       7,442,000  
Income tax expense   $ 267,565     $ 22,664