Annual report pursuant to Section 13 and 15(d)

Nature of Business and Significant Accounting Policies (Narrative) (Details)

v3.23.3
Nature of Business and Significant Accounting Policies (Narrative) (Details)
 3 Months Ended 12 Months Ended
Mar. 31, 2023
USD ($)
Sep. 30, 2023
USD ($)
item
country
segment
Sep. 30, 2022
USD ($)
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]      
Number of countries in which entity operates | country   150  
Number of primary financial institutions where cash is maintained | item   3  
Number of reporting units | item   2  
Number of operating segments | segment   1  
Impairment charge   $ 3,900,000  
Capitalized nonrefundable advance payments   0  
Research and development   51,138,480 $ 70,646,103
Advertising costs   900,000 600,000
Assets   50,595,925 136,126,017
Foreign currency gains (losses)   0 0
Accumulated Foreign Currency Translation Loss [Member]      
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]      
Accumulated other comprehensive income (loss)   (600,000) (600,000)
Outside United States [Member]      
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]      
Assets   10,500,000 $ 10,800,000
Acquired In-Process Research and Development [Member]      
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Line Items]      
Impairment charge $ 3,900,000    
Intangible assets, net   $ 0