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CAPITAL STOCK AND STOCK COMPENSATION (Narrative) (Details) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Apr. 30, 2020
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2020
Feb. 26, 2020
Mar. 05, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock repurchase program, authorized amount           $ 30,000,000
Purchase of treasury stock   $ 10,012,000        
Dividends payable, date declared       Feb. 26, 2020    
Dividends payable, amount per share         $ 0.06  
Payments of dividends   $ 1,729,000        
Dividends payable, date of record   Mar. 17, 2020        
Stock Repurchased and Retired During Period, Value   $ 10,012        
Stock Repurchased and Retired During Period, Shares   490,592        
Stock repurchased per share amount   $ 20.41        
Stock Repurchased During Period, Shares     0      
Restricted Stock Units (RSUs) [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares paid for tax withholding for share based compensation   33,210 8,746,000      
Shares paid for tax withholding for share based compensation, per share amount   $ 21.23 $ 17.13      
Restricted Stock Units (RSUs) [Member] | Subsequent Event [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares paid for tax withholding for share based compensation 4,198          
Shares paid for tax withholding for share based compensation, per share amount $ 22.70