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Business Combination - Additional Information (Details)
$ / shares in Units, shares in Thousands, d in Thousands, $ in Millions
3 Months Ended
Mar. 31, 2022
USD ($)
d
$ / shares
shares
Dec. 31, 2021
shares
Mar. 31, 2021
shares
Dec. 31, 2020
shares
Business Acquisition [Line Items]        
Exchangeable shares and common stock 9,295,097      
Common stock, shares issued 21,588 21,579    
Trading days | d 20      
Consecutive trading days | d 30      
Consecutive trading days per share | $ / shares $ 8.57      
Consideration effectively transferred | $ $ 37.6      
Common Stock        
Business Acquisition [Line Items]        
Common stock, shares issued 21,588 21,579 5,241 5,241
Common Stock | Peraso Tech        
Business Acquisition [Line Items]        
Conversion ratio of common stock 0.045239122387267      
Equity Method Investment, Ownership Percentage 61.00%      
Peraso Shares [Member]        
Business Acquisition [Line Items]        
Exchangeable shares and common stock 1,312,878      
Common stock, shares issued 3,558,151      
Escrow Shares        
Business Acquisition [Line Items]        
Exchangeable shares and common stock 502,567