Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Additional Information (Detail)

v3.22.1
Stockholders' Equity - Additional Information (Detail)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Aug. 17, 2017
USD ($)
$ / shares
shares
Jun. 15, 2015
USD ($)
$ / shares
shares
May 15, 2014
USD ($)
$ / shares
shares
Nov. 30, 2021
USD ($)
Aug. 31, 2020
$ / shares
shares
Dec. 31, 2021
USD ($)
Vote
$ / shares
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Aug. 31, 2021
$ / shares
shares
Oct. 29, 2020
$ / shares
shares
Document Document And Entity Information [Line Items]                  
Preferred stock, shares authorized               100,000,000  
Common stock, par value per share | $ / shares           $ 0.0001      
Preferred stock, par value per share | $ / shares               $ 0.0001  
Dividend rate           8.00%      
Dividend paid | $             $ 0    
Dividend declared | $             0    
Warrants exercise price per share | $ / shares           $ 11.50      
Settlement of warrant liability | $           $ 19,942      
Additional paid-in capital | $           $ 418,575 $ 10,131    
Common Class A                  
Document Document And Entity Information [Line Items]                  
Shares authorized               1,000,000,000  
Common stock, par value per share | $ / shares           $ 0.0001 $ 0.0001    
Description of voting rights of common stock           Each holder of shares of Class A common stock will be entitled to one vote for each share      
Common stock, number of vote per share | Vote           1      
Class B common stock                  
Document Document And Entity Information [Line Items]                  
Shares authorized               15,000,000  
Common stock, par value per share | $ / shares           $ 0.0001 $ 0.0001 $ 0.0001  
Description of voting rights of common stock           each holder of shares of Class B common stock will be entitled to nine votes for each share      
Common stock, number of vote per share | Vote           9      
Series A Preferred Stock                  
Document Document And Entity Information [Line Items]                  
Preferred stock, shares authorized           0 12,671,911    
Preferred stock, par value per share | $ / shares           $ 0.0001 $ 0.0001    
Preferred stock, shares issued     5,506,734     0 21,615,723    
Shares issued, price per share | $ / shares     $ 4.1767            
Proceeds from issuance of preferred stock | $     $ 22,900            
Convertible promissory notes, value | $     $ 8,000            
Conversion of stock, shares issued     7,165,177            
Series B Preferred Stock                  
Document Document And Entity Information [Line Items]                  
Preferred stock, shares authorized           0 4,869,754    
Preferred stock, par value per share | $ / shares           $ 0.0001 $ 0.0001    
Preferred stock, shares issued   4,869,754       0 8,306,818    
Shares issued, price per share | $ / shares   $ 7.2615              
Proceeds from issuance of preferred stock | $   $ 35,228              
Series C Preferred Stock                  
Document Document And Entity Information [Line Items]                  
Preferred stock, shares authorized           0 9,126,525    
Preferred stock, par value per share | $ / shares           $ 0.0001 $ 0.0001    
Preferred stock, shares issued 5,270,120         0 12,804,176    
Shares issued, price per share | $ / shares $ 8.7078                
Proceeds from issuance of preferred stock | $ $ 45,800                
Convertible promissory notes, value | $ $ 15,600                
Conversion of stock, shares issued 2,236,153                
Common Stock                  
Document Document And Entity Information [Line Items]                  
Description of voting rights of common stock           The holders of the common stock were entitled to one vote for each share      
Common stock, number of vote per share | Vote           1      
Dividend rate           8.00%      
Preferred Stock                  
Document Document And Entity Information [Line Items]                  
Description of voting rights of common stock           Each holder of outstanding shares of preferred stock shall be entitled to cast the number of votes equal to the number of each share of common stock into which the shares of preferred stock held by each holder are convertible as of the record date for determining shareholders entitled to vote on such matter. Holders of preferred stock shall vote together with the holders of common stock as a single class.      
Common Stock Warrant [Member] | EIB Loan Facility [Member]                  
Document Document And Entity Information [Line Items]                  
Stock issued during period warrants issued         454,899   188,916    
Warrants exercise price per share | $ / shares         $ 0.0001   $ 3.97   $ 0.0001
Additional warrants issued                 454,899
Warrant liabilities | $             $ 3,810    
Settlement of warrant liability | $       $ 19,942          
Additional paid-in capital | $             $ 542