Annual report pursuant to Section 13 and 15(d)

Paycheck Protection Program (Narrative) (Details)

v3.21.2
Paycheck Protection Program (Narrative) (Details) - USD ($)
1 Months Ended 12 Months Ended
Apr. 30, 2020
Sep. 30, 2021
Paycheck Protection Program [Abstract]    
Proceeds from PPP loan $ 540,000  
Reduction of selling general and administrative expense   $ 420,000
Reduction of research and development expense   $ 120,000