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STOCK INCENTIVE PLANS - 2021 Incentive Plan and Stock Purchase and Matching Plan (Details) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Nov. 30, 2021
2021 Incentive Plan | Common Class A        
Share-based Compensation Arrangement by Share-based Payment Award        
Shares reserved for future issuance (in shares) 20,879,081 19,712,910   11,676,932
2021 Incentive Plan | Common Class A | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award        
Shares reserved for future issuance (in shares)       87,576,990
Annual increase in shares reserved for future issuance (percent)       6.00%
Matching shares        
Share-based Compensation Arrangement by Share-based Payment Award        
Employer share match rate (percent) 1.50%      
Stock Purchase and Matching Plan | Common Class A        
Share-based Compensation Arrangement by Share-based Payment Award        
Stock issued during period, shares, employee stock ownership plan (in shares) 1,922,139 1,010,412 272,196  
Original issuance price (in dollars per share) $ 2.13 $ 4.21 $ 13.49  
Proceeds from issuance of common stock $ 4.1 $ 4.3 $ 3.7  
Matching Plan 1/20th Share Issuance | Common Class A        
Share-based Compensation Arrangement by Share-based Payment Award        
Options granted (in shares) 638,850 147,109 22,201  
Shares withheld from common stock issued to pay employee payroll taxes (in shares) 0 15,871    
Matching Plan - Discretionary Contributions | Common Class A        
Share-based Compensation Arrangement by Share-based Payment Award        
Options granted (in shares) 1,523,525 1,050,969    
Shares withheld from common stock issued to pay employee payroll taxes (in shares) 0 64,411