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Description of Business - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
Jul. 08, 2021
Jul. 02, 2021
Sep. 30, 2021
Sep. 30, 2020
Common Stock        
Subsidiary Sale Of Stock [Line Items]        
Number of shares sold       2,432,545
Initial Public Offering | Series A and Series A-1 Convertible Preferred Stock        
Subsidiary Sale Of Stock [Line Items]        
Temporary equity, description     Upon the closing of the IPO, all outstanding shares of Series A and Series A-1 convertible preferred stock automatically converted into 19,034,437 shares of common stock on a one-for-one basis.  
Initial Public Offering | Common Stock        
Subsidiary Sale Of Stock [Line Items]        
Number of shares sold   10,500,000 12,075,000  
Public offering price per share   $ 26.00    
Net proceeds from offering   $ 244.8    
Underwriting discounts   18.4    
Offering costs   $ 9.8    
Conversion of convertible preferred stock to common stock upon initial public offering, shares     19,034,437  
Initial Public Offering | Common Stock | Series A and Series A-1 Convertible Preferred Stock        
Subsidiary Sale Of Stock [Line Items]        
Conversion of convertible preferred stock to common stock upon initial public offering, shares   19,034,437    
Underwriters | Common Stock        
Subsidiary Sale Of Stock [Line Items]        
Number of shares sold 1,575,000      
Public offering price per share $ 26.00      
Net proceeds from offering $ 38.2      
Underwriting discounts $ 2.8