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STOCK-BASED COMPENSATION PLANS - Additional information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost            
Number of Shares, Granted 200,000 0   200,000 0  
Stock options outstanding 816,000     816,000    
Exercisable Number of Options 557,000     557,000    
Unrecognized compensation expense related to stock options $ 5.1     $ 5.1    
Weighted-average period of unrecognized compensation expense related to stock options       2 years 6 months    
Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost            
Restricted stock were granted       93,000    
Maximum | Management | Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost            
Shares Vesting period       4 years    
Minimum | Management | Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost            
Shares Vesting period       2 years    
2017 Stock Option Plan            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost            
Shares Vesting period       4 years    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized           5,500,000
Number of Shares, Granted 200,000   0 200,000 0  
Stock options outstanding 603,000     603,000    
Exercisable Number of Options 344,000     344,000    
2017 Stock Option Plan | Management | Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost            
Restricted stock were granted 45,000 33,000   93,000 104,500  
Proceeds from Stock Options Exercised   $ 0.1   $ 0.1 $ 0.1  
2017 Stock Option Plan | Board Of Directors | Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost            
Shares Vesting period       3 years    
2005 Stock Option Plan            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost            
Stock options outstanding 213,000     213,000    
Exercisable Number of Options 213,000     213,000