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Share-Based Compensation - 2020 Share Option Plan (Details) - shares
1 Months Ended 9 Months Ended
Feb. 28, 2022
Sep. 30, 2020
Sep. 30, 2022
Sep. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares available for grant (in shares)     761,700  
Granted (in shares)     2,000,783  
2020 Share Option Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expiration period   10 years 10 years  
Award vesting period   4 years    
Award vesting percentage (in percent)   25.00%    
Shares issued (in shares)     3,755,119  
2020 Share Option Plan | Vesting condition one        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting period 4 years      
Award vesting percentage (in percent) 25.00%      
2020 Share Option Plan | Vesting condition two        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting period 4 years      
Award vesting percentage (in percent) 25.00%      
2020 Share Option Plan | Vesting condition three        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting period 4 years      
Ordinary shares | 2020 Share Option Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares reserved for future issuance (in shares)   2,074,325    
Maximum percentage of shares outstanding number of shares reserved for issuance may increase (in percent)   4.00%    
Employee stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted (in shares)     1,400,783 1,400,783
Non-Employee        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted (in shares)     752,702 752,702