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Share-based Compensation - Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 9 Months Ended
Jan. 01, 2022
Jan. 31, 2021
Sep. 30, 2023
May 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average grant date fair value of options granted (in dollars per share)     $ 3.00  
Unrecognized compensation expense related to unvested stock option awards     $ 33.9  
Share price (in dollars per share)     $ 6.47  
Aggregate intrinsic value of options     $ 12.9  
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected weighted average recognition period     2 years 1 month 6 days  
Restricted Stock Awards        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected weighted average recognition period     1 year 7 months 6 days  
Share-based payment awards issued in period (in shares)   379,905    
Restricted Stock Awards | Share-based Payment Arrangement, Employee        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based payment awards issued in period (in shares)   833,897    
Employee Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Common stock, shares reserved for future issuance (in shares)   860,000 2,708,315  
Share-based compensation, percentage of outstanding stock maximum 1.00%      
Multiplier for initial number of shares reserved 2      
2021 Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares authorized for equity incentive plan (in shares)       20,026,816
Percent of additional shares authorized each year     5.00%  
Shares available for grant (in shares)     8,297,134