Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Narrative) (Details)

v3.21.2
STOCK-BASED COMPENSATION (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 4 Months Ended 5 Months Ended 9 Months Ended
May 17, 2021
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
May 17, 2021
Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock-based compensation cost $ 4.4          
2021 Stock Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock, capital shares reserved for future issuance (in shares) 2,828,123       2,828,123  
Restricted Stock Units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock-based compensation cost   $ 1.4 $ 8.9 $ 1.4 $ 4.4 $ 13.2
Capitalized stock-based compensation cost   0.5 $ 0.3 $ 0.5 $ 0.9 $ 2.2
Restricted Stock Units | Employee | 2021 Stock Incentive Plan | Minimum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period       1 year    
Restricted Stock Units | Employee | 2021 Stock Incentive Plan | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period       4 years    
Restricted Stock Units | Employee | 2019 Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period         3 years  
Restricted Stock Units | Director | 2021 Stock Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period       4 years    
Unrecognized compensation expense to be expected   12.2   $ 12.2    
Unrecognized compensation expense expected to be recognized       3 years 18 days    
Restricted Stock Units | Director | 2019 Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period         1 year  
Performance Stock Units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of target based award, minimum         0.00%  
Percent of target based award, maximum         200.00%  
Performance Stock Units | 2021 Stock Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Percent of target based award, minimum       0.00%    
Percent of target based award, maximum       200.00%    
Unrecognized compensation expense to be expected   $ 6.3   $ 6.3    
Unrecognized compensation expense expected to be recognized       2 years 9 months 18 days    
Fair value assumptions, expected term       3 years    
Fair value assumptions, risk free interest rate       0.35%    
Fair value assumptions, volatility rate, minimum       87.00%