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Stock Options and Restricted Stock Units - Additional Information (Details)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Oct. 07, 2022
USD ($)
installment
$ / shares
shares
Sep. 30, 2022
USD ($)
shares
Sep. 30, 2022
USD ($)
$ / shares
shares
Sep. 30, 2021
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award        
Compensation cost related to non-vested stock options and restricted stock awards not yet recognized | $   $ 5.9 $ 5.9  
Weighted-average period over which compensation cost recognized     24 months  
Grant date fair value | $ / shares     $ 3.00 $ 3.56
Subsequent event        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of options, granted (in shares) 1,143,000      
Exercise price of stock options granted | $ / shares $ 3.41      
Stock options vesting period 10 years      
Stock options vesting in number of installments | installment 3      
Grant date fair value | $ $ 2.5      
Restricted Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of shares, granted   0 700,000  
Compensation cost related to non-vested stock options and restricted stock awards not yet recognized | $   $ 2.8 $ 2.8  
Weighted-average period over which compensation cost recognized     22 months  
Number of shares eligible to receive for each fully vested RSU     1  
2013 Stock Plan | Subsequent event        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of options, granted (in shares) 295,000      
2013 Stock Plan | Restricted Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of shares, granted     200,000  
2013 Stock Plan | Employee Stock Option        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of options, granted (in shares)     1,479,558 750,000
Exercise price of stock options granted | $ / shares     $ 5.21 $ 6.76
2021 Stock Plan | Subsequent event        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of options, granted (in shares) 848,000      
2021 Stock Plan | Performance Shares        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of shares, granted     500,000  
2021 Stock Plan | Employee Stock Option        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of options, granted (in shares)     182,000  
Exercise price of stock options granted | $ / shares     $ 3.67  
Equity Plans | Restricted Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of shares, granted     700,000  
Non employee director | 2013 Stock Plan | Employee Stock Option        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of options, granted (in shares)     110,000  
Non employee director | 2021 Stock Plan        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of shares, granted     50,000  
Number of options, granted (in shares)     132,000