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Description of Organization and Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
 9 Months Ended
Aug. 12, 2021
Sep. 30, 2021
Dec. 31, 2020
Subsidiary Sale Of Stock [Line Items]      
Convertible preferred stock, shares issued upon conversion   152,800,000  
Stockholders' Equity, Reverse Stock Split   1-for-2  
Accumulated deficit   $ (65,071) $ (28,136)
Cash equivalents     $ 0
Deferred offering costs   $ 0  
Entity incorporation date   Oct. 18, 2018  
Fair Value Inputs Level 1, 2 and 3 [Member]      
Subsidiary Sale Of Stock [Line Items]      
Fair value transfer amount   $ 0  
IPO [Member]      
Subsidiary Sale Of Stock [Line Items]      
Proceeds from issuance of common stock in initial public offering, Shares 7,360,000    
Shares issued price per share $ 12.50    
Proceeds from issuance initial public offering $ 92,000    
Proceeds from issuance initial public offering net $ 83,100    
Convertible preferred stock, shares issued upon conversion 15,345,279    
Deferred offering costs $ 2,500    
Underwriting Discount $ 6,400