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Organization and Description of Business - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Jul. 01, 2019
Jul. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Subsidiary Or Equity Method Investee [Line Items]        
Net proceeds from issuance of common stock     $ 272,160 $ 320,850
Initial Public Offering        
Subsidiary Or Equity Method Investee [Line Items]        
Shares issued 17,250,000      
Public offering price $ 20.00      
Net proceeds $ 315,900      
Underwriting discounts, commissions and other costs 24,100      
Offering expenses $ 5,000      
Over-allotment Option, at Underwritten Public Offering        
Subsidiary Or Equity Method Investee [Line Items]        
Shares issued   7,200,000    
Public offering price   $ 40.00    
Net proceeds from issuance of common stock   $ 271,800