Annual report pursuant to Section 13 and 15(d)

Revenue from Contracts with Customers (Revenue by Geographic Area) (Details)

v3.20.2
Revenue from Contracts with Customers (Revenue by Geographic Area) (Details) - USD ($)
12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues $ 42,592,060 $ 31,803,387
United States [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues 30,338,115 17,260,174
Other Countries [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Revenues $ 12,253,945 $ 14,543,213