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SHAREHOLDERS' EQUITY - Additional Information (Details) - USD ($)
 3 Months Ended
Apr. 30, 2019
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Class Of Stock [Line Items]        
Preferred Stock, shares authorized ( in shares)   5,000,000   5,000,000
Preferred Stock, par value (in dollars per share)   $ 0.01   $ 0.01
Common stock voting rights   Each share of the Company’s common stock entitles the holder to one vote on all matters to be voted upon by the shareholders.    
Common Stock, shares authorized (in shares)   200,000,000   200,000,000
Common Stock, par value (in dollars per share)   $ 0.01   $ 0.01
Common Stock, shares issued (in shares)   48,760,311   48,681,524
Common Stock, shares outstanding (in shares)   47,394,663   47,319,887
Treasury stock repurchased shares   4,011 3,774  
Treasury stock aggregate purchase price value   $ 649,000 $ 477,000  
Common stock dividends declared per share   $ 0.10 $ 0.06  
Common stock dividends paid per share   $ 0.10    
Common stock dividends paid   $ 4,700,000    
Subsequent Event [Member]        
Class Of Stock [Line Items]        
Common stock dividends declared per share $ 0.10      
Dividend declared date Apr. 30, 2019      
Dividend payable date Jun. 28, 2019      
Series A Nonconvertible Preferred Stock [Member]        
Class Of Stock [Line Items]        
Preferred Stock, shares issued (in shares)   200,000   200,000
Preferred Stock, shares outstanding (in shares)   200,000   200,000