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SHAREHOLDERS’ EQUITY - Additional Information (Details)
 12 Months Ended
Jan. 18, 2019
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
USD ($)
$ / shares
shares
Feb. 10, 2020
USD ($)
Jul. 26, 2019
USD ($)
shares
Jun. 14, 2019
USD ($)
Dec. 31, 2018
shares
Class of Stock [Line Items]              
Stock split ratio 3            
Common stock issued (in shares)   30,685,938 41,193,018       39,421,356
Common stock authorized (in shares) 100,000,000 100,000,000          
Common stock par value (in dollars per share) | $ / shares   $ 0.01          
Stock repurchase program approved (up to) | $           $ 250,000,000  
Number of purchased shares (in shares)         2,504,971    
Aggregate purchase price | $         $ 73,900,000    
Shares repurchased (in shares)     6,558,379        
Aggregate cost of shares repurchased | $     $ 148,800,000        
Approved increase in capital return program | $       $ 100,000,000      
Treasury stock retired (in shares)   10,892,083 1,431,980        
Treasury stock (in shares)   0 9,079,690        
Cash dividend per share (in dollars per share) | $ / shares   $ 0.10 $ 0.20        
Cash dividend amount | $   $ 3,200,000 $ 7,600,000        
Available amount remaining under capital return program | $   $ 84,900,000 $ 19,700,000        
Previously reported              
Class of Stock [Line Items]              
Common stock issued (in shares)             9,855,339