v3.26.3
STOCK-BASED COMPENSATION - Stock-Based Compensation Expense (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Total stock-based compensation expense $ 3.5 $ 0.2 $ 8.8 $ 4.2
Restricted stock unit expense        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Total stock-based compensation expense 0.9 0.0 2.3 3.0
Performance stock unit expense        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Total stock-based compensation expense 0.0 0.0 0.0 0.5
Stock option expense        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Total stock-based compensation expense $ 2.6 $ 0.2 $ 6.5 $ 0.7