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Related Party Transactions (Details) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Oct. 02, 2020
May 14, 2020
May 11, 2020
Nov. 30, 2021
May 31, 2021
May 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Related Party Transaction [Line Items]                
Research and development expense             $ 17,400  
Sale of stock, shares issued (in shares) 6,500,000 146,854 447,761 2,400,000 2,000,000      
Offering price (in dollars per share) $ 13.50 $ 1.43 $ 1.34          
Net proceeds $ 94,000           34,187 [1] $ 112,300 [2]
Other Affiliates                
Related Party Transaction [Line Items]                
Research and development expense             $ 0 $ 1,100
Director                
Related Party Transaction [Line Items]                
Sale of stock, shares issued (in shares)           447,761    
Offering price (in dollars per share)           $ 1.34    
Net proceeds           $ 600    
[1] Net of expenses of $0.8 million.
[2] Net of expenses of $7.5 million, and fair value of warrants issued as a transaction advisory fee as of the date of issuance of $0.4 million.