Organization and Description of Business Operations (Detail)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 01, 2021
USD ($)
$ / shares
shares
Sep. 01, 2021
shares
Dec. 17, 2020
USD ($)
$ / shares
shares
Dec. 31, 2021
USD ($)
Day
$ / shares
shares
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Remaining additional capital amount            
Shares issued in Initial Public Offering | shares     5,750,000      
Offering costs     $ 3,700      
Deferred underwriting commissions     2,000      
Net proceeds of initial public offering     $ 58,700      
Secured debt       $ 25,000    
Remaining Additional Capital       $ 25,000    
Conversions Of Stock Shares Converted | shares       13,431,410    
Senior secured debt       $ 10,000    
Aggregate shares of common stock (in Shares) | shares       1,500,000    
Sponsor shares (in Shares) | shares   135,000        
Accumulated deficit       $ 321,600    
Cash and cash equivalents       26,415 $ 7,233 $ 1,656
Working capital       $ 14,400    
Purchase of warrants (in Shares) | shares       2,549,939    
Number of issued patents | Day       5    
Net Proceeds Amount       $ 17,000    
Conversion of stock conversion price per share | $ / shares       $ 10.20    
Common stock, shares reallocated to the senior secured noteholders for the satisfaction of debt related agreement | shares       405,000    
Exercise Price Per Share | $ / shares     $ 11.50      
Old Clarus Equity Holders [Member]            
Remaining additional capital amount            
Common stock, shares reallocated to the senior secured noteholders for the satisfaction of debt related agreement | shares   270,000        
Common Stock [Member]            
Remaining additional capital amount            
Price per share (in Dollars per share) | $ / shares     $ 10.20 $ 10.00    
Shares issued to sponsor | shares       2,300,000    
Over-Allotment Option [Member]            
Remaining additional capital amount            
Number of units issued in transaction (in Shares) | shares     750,000      
Price per warrant (in Dollars per share) | $ / shares     $ 1.00      
Gross proceeds of private placement     $ 57,500      
Private Placement [Member]            
Remaining additional capital amount            
Price per warrant (in Dollars per share) | $ / shares $ 4.96   $ 10.00 $ 4.96    
Warrants shares, issued (in Shares) | shares 1   3,445,000      
Gross proceeds of private placement $ 13,800   $ 3,400 $ 13,800    
Shares issued to sponsor | shares 3,024,194     3,024,194    
Exercise Price Per Share | $ / shares $ 5.25     $ 5.25    
Business Combination [Member]            
Remaining additional capital amount            
Cash and cash equivalents       $ 26,400