Post-effective amendment to a registration statement that is not immediately effective upon filing

STOCK-BASED COMPENSATION - Narrative (Details)

v3.22.0.1
STOCK-BASED COMPENSATION - Narrative (Details)
$ in Thousands
 12 Months Ended
Jun. 21, 2021
shares
Jun. 17, 2021
shares
Dec. 31, 2020
shares
Dec. 31, 2021
USD ($)
shares
Dec. 31, 2020
USD ($)
shares
Dec. 31, 2019
USD ($)
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Recapitalization exchange ratio     0.233      
Common stock outstanding (shares) 125,753,000          
Options outstanding (shares)     18,093,000 14,749,000 18,093,000  
Stock-based compensation expense | $       $ 4,455 $ 3,519 $ 5,884
Total unrecognized compensation expense, option | $       5,900    
The total intrinsic value of stock options exercised | $       $ 17,600 $ 19,600 $ 1,200
Class B common stock            
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Common stock outstanding (shares) 16,130,000   18,977,000 16,130,000 18,977,000  
2011 Plan            
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Aggregate number of authorized shares   16,700,000        
Maximum annual increase in number of shares of common stock issued and outstanding   5.00%        
Cash Electing Share            
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Recapitalization exchange ratio 0.233          
Stock options            
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Remaining average period cost expected to be recognized over       1 year 7 months 6 days    
Stock options | 2011 Plan            
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Maximum term       10 years    
Stock options | 2011 Plan | Minimum            
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Vesting period       3 years    
Stock options | 2011 Plan | Maximum            
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Vesting period       4 years    
Mr. Pascal            
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Stock-based compensation expense | $       $ 1,100    
Founder Group | Founder Group | Class B common stock            
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Common stock outstanding (shares) 16,100,000          
Voting percent 74.60%          
Options outstanding (shares) 2,200,000