Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Narrative) (Details)

v3.20.2
STOCK-BASED COMPENSATION (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation cost $ 2.2 $ 2.8 $ 4.3 $ 5.6
Capitalized stock-based compensation cost 1.0 $ 1.1 $ 1.9 $ 2.3
Percent of target based award, minimum     0.00%  
Percent of target based award, maximum     200.00%  
Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense 9.4   $ 9.4  
Weighted average period of expense recognition period     1 year 9 months  
Performance Shares        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense 2.2   $ 2.2  
Weighted average period of expense recognition period     1 year 9 months 10 days  
Incentive Awards        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense 2.4   $ 2.4  
Weighted average period of expense recognition period     1 year 7 months 13 days  
Fair value of awards outstanding $ 3.0   $ 3.0  
Minimum | Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting period     1 year  
Maximum | Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting period     3 years