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Stock-Based Compensation - Summary of Granted and Outstanding Shares (Details) - shares
Dec. 31, 2022
Sep. 30, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of options outstanding (in shares) 2,625,776 2,721,384
Total (in shares) 6,589,957  
2004 Equity Incentive Plan    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of options outstanding (in shares) 175,083  
Total (in shares) 175,083  
2013 Incentive Plan    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of options outstanding (in shares) 1,685,543  
Total (in shares) 3,991,304  
2021 Incentive Plan    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of options outstanding (in shares) 3,000  
Total (in shares) 921,795  
Inducement Awards    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of options outstanding (in shares) 762,150  
Total (in shares) 1,501,775  
Restricted Stock Units (RSUs)    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Share-based payment award (in shares) 3,964,181 4,069,431
Restricted Stock Units (RSUs) | 2004 Equity Incentive Plan    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Share-based payment award (in shares) 0  
Restricted Stock Units (RSUs) | 2013 Incentive Plan    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Share-based payment award (in shares) 2,305,761  
Restricted Stock Units (RSUs) | 2021 Incentive Plan    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Share-based payment award (in shares) 918,795  
Restricted Stock Units (RSUs) | Inducement Awards    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Share-based payment award (in shares) 739,625