Quarterly report pursuant to Section 13 or 15(d)

Organization and Description of Business Operations - Additional Information (Details)

v3.21.2
Organization and Description of Business Operations - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Retained Earnings (Accumulated Deficit) $ (158,841) $ (143,192)
At the Market Offering [Member]    
Stock Issued During Period, Shares, New Issues 10,399,983  
Stock Issued During Period, Value, New Issues $ 35,600  
Shares Issued, Price Per Share $ 3.42  
Proceeds from Issuance Underwritten Public Offering $ 34,700  
Commissions and other transaction costs $ 900  
Stock Issued During Period Shares Common Shares For At The Market Offering 10,399,983  
Stock Issued During Period Value Common Shares For At The Market Offering Gross $ 35,600