Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Key Assumptions Estimate Fair Value Of Stock Options (Details)

v3.20.2
Stock-Based Compensation - Key Assumptions Estimate Fair Value Of Stock Options (Details)
9 Months Ended
Jun. 30, 2020
Key assumptions used to estimate the fair value of the stock options granted  
Expected common stock price volatility, minimum 78.00%
Expected common stock price volatility, maximum 84.30%
Risk-free interest rate, minimum 0.30%
Risk-free interest rate, maximum 1.80%
Minimum  
Key assumptions used to estimate the fair value of the stock options granted  
Expected term of options (years) 6 years 1 month 6 days
Maximum  
Key assumptions used to estimate the fair value of the stock options granted  
Expected term of options (years) 7 years