v3.25.4
STOCK-BASED COMPENSATION - Narrative (Details)
3 Months Ended 12 Months Ended
Mar. 04, 2025
shares
Mar. 03, 2025
shares
Jan. 13, 2025
shares
Nov. 05, 2020
shares
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
plan
installment
$ / shares
shares
Dec. 31, 2024
USD ($)
$ / shares
shares
Dec. 31, 2023
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award                
Number of active stock-based compensation plans | plan           1    
Shares available for grant (in shares) | shares           1,100,000    
Stated term (in years)           10 years    
Unrecognized compensation cost, net of estimated forfeitures           $ 31,700,000    
Weighted average period over which cost is expected to be recognized (in years)           2 years 2 months 12 days    
Tax benefit recognized related to stock-based compensation           $ 1,700,000 $ 2,100,000 $ 2,900,000
Income tax benefit (detriment) related to share-based payment arrangement           $ (1,100,000) (100,000) 100,000
Cash remitted in stock issuance assuming conversion             4,250,000 4,546,000
Assumed withholding rate (as a percent)           50.00%    
Stock-based compensation expense           $ 14,758,000 $ 34,778,000 $ 43,414,000
Subsidiaries | Class A Common Stock                
Share-based Compensation Arrangement by Share-based Payment Award                
Issuance of common stock to IAC pursuant to the employee matters agreement (in shares) | shares   120,350            
Stock Options and Stock Appreciation Rights                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting period (in years)           4 years    
Aggregate intrinsic value           $ 0    
Exercised (in shares) | shares           0 0 0
Granted (in shares) | shares           1,000,000 0 0
RSUs                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting period (in years)           3 years    
Number of installments | installment           1    
Unrecognized compensation cost, net of estimated forfeitures           $ 25,300,000    
Weighted average period over which cost is expected to be recognized (in years)           2 years    
Weighted average grant date fair value (USD per share) | $ / shares           $ 14.48 $ 25.30 $ 25.30
Fair value of RSU's that vested during the period           $ 16,200,000 $ 21,700,000 $ 15,500,000
Granted (in shares) | shares           2,091,000    
RSUs | Subsidiaries                
Share-based Compensation Arrangement by Share-based Payment Award                
Granted (in shares) | shares 113,823              
RSUs | Share-Based Payment Arrangement, Tranche One                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting rate (as a percent)           57.00%    
RSUs | Share-Based Payment Arrangement, Tranche Two                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting rate (as a percent)           29.00%    
RSUs | Share-Based Payment Arrangement, Tranche Three                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting rate (as a percent)           14.00%    
RSUs | Minimum                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting period (in years)           3 years    
RSUs | Maximum                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting period (in years)           4 years    
MSUs                
Share-based Compensation Arrangement by Share-based Payment Award                
Unrecognized compensation cost, net of estimated forfeitures           $ 1,500,000    
Weighted average period over which cost is expected to be recognized (in years)           1 year 8 months 12 days    
Weighted average grant date fair value (USD per share) | $ / shares           $ 0 $ 22.70 $ 25.10
Fair value of RSU's that vested during the period           $ 100,000 $ 100,000 $ 100,000
Granted (in shares) | shares           0    
MSUs | Minimum                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting period (in years)           2 years    
MSUs | Maximum                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting period (in years)           5 years    
PSUs                
Share-based Compensation Arrangement by Share-based Payment Award                
Unrecognized compensation cost, net of estimated forfeitures           $ 0    
Weighted average grant date fair value (USD per share) | $ / shares           $ 0    
Fair value of RSU's that vested during the period           $ 0 $ 0 $ 0
Granted (in shares) | shares           0 0 0
PSUs | Minimum                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting period (in years)           2 years    
PSUs | Maximum                
Share-based Compensation Arrangement by Share-based Payment Award                
Vesting period (in years)           5 years    
Stock Options                
Share-based Compensation Arrangement by Share-based Payment Award                
Unrecognized compensation cost, net of estimated forfeitures           $ 5,000,000.0    
Weighted average period over which cost is expected to be recognized (in years)           3 years 4 months 24 days    
Stock Appreciation Rights (SARs)                
Share-based Compensation Arrangement by Share-based Payment Award                
Unrecognized compensation cost, net of estimated forfeitures           $ 0    
Stock issued assuming conversion (shares) | shares           0    
Cash remitted in stock issuance assuming conversion           $ 0    
Stock Options and RSUs                
Share-based Compensation Arrangement by Share-based Payment Award                
Stock issued assuming conversion (shares) | shares           1,700,000    
Cash remitted in stock issuance assuming conversion           $ 19,700,000    
Restricted Stock | Board of Directors Chairman                
Share-based Compensation Arrangement by Share-based Payment Award                
Employment agreement and restricted stock agreement term       10 years        
Shares granted (in shares) | shares       3,000,000.0        
Shares forfeited (in shares) | shares     3,000,000.0          
Stock-based compensation expense         $ (10,200,000)