Annual report pursuant to Section 13 and 15(d)

INCOME TAXES - Narrative (Details)

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INCOME TAXES - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Jul. 25, 2018
Operating Loss Carryforwards [Line Items]        
Deferred income taxes, net $ 46,697 $ 49,657   $ 47,500
Effective income tax rate 13.30% 2.50% 12.50%  
Deferred tax assets, valuation allowance $ 7,200 $ 10,144    
Tax Cuts and Jobs Act of 2017, interest deduction limitation   21,200 $ 11,000  
Federal        
Operating Loss Carryforwards [Line Items]        
Net operating loss carryforward 26,500      
State        
Operating Loss Carryforwards [Line Items]        
Net operating loss carryforward $ 6,200 $ 19,500