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SHAREHOLDERS' EQUITY - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 6 Months Ended
Aug. 03, 2021
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Class Of Stock [Line Items]            
Preferred Stock, shares authorized ( in shares)   5,000,000   5,000,000   5,000,000
Preferred Stock, par value (in dollars per share)   $ 0.01   $ 0.01   $ 0.01
Common Stock, shares authorized (in shares)   200,000,000   200,000,000   200,000,000
Common Stock, par value (in dollars per share)   $ 0.01   $ 0.01   $ 0.01
Common Stock, shares issued (in shares)   49,054,059   49,054,059   49,013,476
Common Stock, shares outstanding (in shares)   47,688,411   47,688,411   47,647,828
Treasury stock repurchased shares       0    
Common stock dividends declared per share   $ 0.20 $ 0.15 $ 0.40 $ 0.30  
Common stock dividends paid per share   $ 0.20   $ 0.40    
Common stock dividends paid   $ 9.5   $ 19.0    
Subsequent Event [Member]            
Class Of Stock [Line Items]            
Common stock dividends declared per share $ 0.20          
Dividend payable date Sep. 30, 2021          
Dividend record date Sep. 16, 2021          
Series A Nonconvertible Preferred Stock [Member]            
Class Of Stock [Line Items]            
Preferred Stock, shares issued (in shares)   200,000   200,000   200,000
Preferred Stock, shares outstanding (in shares)   200,000   200,000   200,000