Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies - Fair Value Measurements (Details)

v3.19.3.a.u2
Significant Accounting Policies - Fair Value Measurements (Details)
12 Months Ended
Sep. 30, 2019
USD ($)
change in fair value of the warrant liabilities  
Fair value as of September 30, 2018 $ 0
Extinguishment of warrant liability related to the cashless exercise of warrants (429,677)
Extinguishment of warrant liability related to warrants redeemed for cash (141,864)
Change in fair value 492,889
Fair value as of September 30, 2019 496,343
CMU  
change in fair value of the warrant liabilities  
Warrants issued, assumed in connection with acquisition 104,902
Ohr  
change in fair value of the warrant liabilities  
Warrants issued, assumed in connection with acquisition 470,093
Estimate of Fair Value Measurement [Member]  
Liabilities  
Warrant liabilities 496,343
Fair Value Measurements Level 3 [Member] | Estimate of Fair Value Measurement [Member]  
Liabilities  
Warrant liabilities $ 496,343
Expected common stock price volatility | Minimum  
Liabilities  
Warrants and Rights Outstanding, Measurement Input 76.6
Expected common stock price volatility | Maximum  
Liabilities  
Warrants and Rights Outstanding, Measurement Input 78.4
Risk-free interest rate | Minimum  
Liabilities  
Warrants and Rights Outstanding, Measurement Input 1.6
Risk-free interest rate | Maximum  
Liabilities  
Warrants and Rights Outstanding, Measurement Input 1.63
Expected term (years) | Minimum  
Liabilities  
Warrants and Rights Outstanding, Term 2 years 2 months 12 days
Expected term (years) | Maximum  
Liabilities  
Warrants and Rights Outstanding, Term 2 years 6 months