Quarterly report pursuant to Section 13 or 15(d)

The Company and its Significant Accounting Policies - Additional Information (Details)

v3.21.1
The Company and its Significant Accounting Policies - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Jun. 09, 2020
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Company And Significant Accounting Policies [Line Items]        
Entity incorporation date   Aug. 05, 1999    
Cash and cash equivalents   $ 13,912   $ 22,141
Net loss   $ 9,280 $ 9,964  
2020 Offering        
Company And Significant Accounting Policies [Line Items]        
IPO closing date   Jun. 09, 2020    
Common Stock | 2020 Offering        
Company And Significant Accounting Policies [Line Items]        
Issuance of common stock, net of issuance costs, shares 36,800,000      
Shares issued and sold, price per share $ 0.75      
Proceeds from issuance of public offering $ 25,086      
Underwriting discounts and commissions 1,656      
Offering expenses paid $ 719