Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Narrative (Details)

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Stockholders' Equity - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended
Feb. 01, 2022
Jan. 31, 2022
Feb. 28, 2021
Jan. 31, 2021
Mar. 31, 2022
Mar. 31, 2021
Apr. 30, 2022
Dec. 31, 2021
Dec. 31, 2020
Jul. 15, 2020
Class of Stock [Line Items]                    
Common stock, shares authorized (in shares)         1,000,000,000     1,000,000,000    
Common stock, par value (in dollars per share)         $ 0.0001     $ 0.0001    
Common stock, shares issued (in shares)         97,250,520     96,751,610    
Common stock, shares outstanding (in shares)         97,250,520     96,751,610    
Proceeds from sales of common stock, net of issuance costs         $ 0 $ 29,705        
Number of warrants (in shares)         5,636,801     5,636,801    
Common Stock                    
Class of Stock [Line Items]                    
Sales of common stock, net of issuance costs (in shares)           14,431,000        
Warrants                    
Class of Stock [Line Items]                    
Warrant, term                 3 years  
Number of warrants (in shares)     3,840,000           2,160,000 2,160,000
Warrants | Subsequent Event                    
Class of Stock [Line Items]                    
Additional warrant shares registered (as a percent)             250.00%      
Common Stock | Warrants                    
Class of Stock [Line Items]                    
Exercise price per share (in dollars per share)     $ 2.25           $ 4.00 $ 4.00
At Market Issuance Sales Agreement                    
Class of Stock [Line Items]                    
Common stock, par value (in dollars per share)   $ 0.0001                
Aggregate offering price   $ 100,000                
Aggregate net proceeds received $ 200,000                  
At-The-Market Offering                    
Class of Stock [Line Items]                    
Proceeds from sales of common stock, net of issuance costs       $ 5,058            
Payments of stock offering costs       $ 156            
At-The-Market Offering | Common Stock                    
Class of Stock [Line Items]                    
Sales of common stock, net of issuance costs (in shares)       2,670,121            
Underwritten Offering                    
Class of Stock [Line Items]                    
Proceeds from sales of common stock, net of issuance costs     $ 24,722              
Payments of stock offering costs     1,740              
Additional transaction costs     $ 75              
Underwritten Offering | Common Stock                    
Class of Stock [Line Items]                    
Sales of common stock, net of issuance costs (in shares)     11,761,111              
Exercise price per share (in dollars per share)     $ 2.25