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DESCRIPTION OF BUSINESS (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Nov. 05, 2021
Nov. 04, 2021
Dec. 31, 2021
Sep. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Subsidiary, Sale of Stock [Line Items]              
Common stock, authorized (in shares)         154,379,258    
Preferred stock authorized (in shares)     0 75,812,755 75,812,755    
Deferred offering costs     $ 0   $ 0    
Convertible preferred stock outstanding (in shares)     0   70,990,919 62,187,015 60,239,135
Conversion of convertible preferred stock to additional paid-in-capital     $ 204,049        
Preferred stock, shares authorized (in shares) 20,000,000   20,000,000   0    
Additional Paid-In Capital              
Subsidiary, Sale of Stock [Line Items]              
Conversion of convertible preferred stock to additional paid-in-capital   $ 204,000 $ 204,042        
IPO              
Subsidiary, Sale of Stock [Line Items]              
Sale of stock, price per share (in dollars per share) $ 15.00            
Aggregate proceeds from sale of stock $ 237,000            
Payments of stock underwriting discounts and commissions 15,800            
Deferred offering costs $ 5,400            
Class A Common Stock              
Subsidiary, Sale of Stock [Line Items]              
Common stock, authorized (in shares) 2,000,000,000   2,000,000,000 2,000,000,000 0    
Common stock, shares outstanding (in shares)     49,016,511   0    
Class A Common Stock | IPO              
Subsidiary, Sale of Stock [Line Items]              
Shares issued in transaction (in shares) 23,221,152            
Class A Common Stock | Initial Public Offering - Shares Offered by Company              
Subsidiary, Sale of Stock [Line Items]              
Shares issued in transaction (in shares) 16,850,799            
Class A Common Stock | Initial Public Offering - Shares Offered by Existing Shareholders              
Subsidiary, Sale of Stock [Line Items]              
Shares issued in transaction (in shares) 6,370,353            
Class B Common Stock              
Subsidiary, Sale of Stock [Line Items]              
Common stock, authorized (in shares) 200,000,000   200,000,000 200,000,000 154,379,258    
Common stock, shares outstanding (in shares)     98,036,009 127,735,199 53,683,269    
Stock issued from conversion of preferred stock (in shares)   1,104,560          
Stock issued during period (in shares)   714,965          
Convertible preferred stock              
Subsidiary, Sale of Stock [Line Items]              
Convertible preferred stock outstanding (in shares)   70,990,919