Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Key assumptions used to estimate the fair value of the stock options granted (Details)

v3.22.4
Stock-Based Compensation - Key assumptions used to estimate the fair value of the stock options granted (Details)
3 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Key assumptions used to estimate the fair value of the stock options granted    
Expected common stock price volatility, minimum 79.20% 73.80%
Expected common stock price volatility, maximum 82.40% 74.50%
Risk-free interest rate, minimum 3.80% 1.10%
Risk-free interest rate, maximum 4.30% 1.40%
Minimum    
Key assumptions used to estimate the fair value of the stock options granted    
Expected term of options (years) 5 years 3 months 18 days 5 years 1 month 6 days
Maximum    
Key assumptions used to estimate the fair value of the stock options granted    
Expected term of options (years) 6 years 1 month 6 days 6 years 1 month 6 days