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INCOME TAXES - NARRATIVE (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2017
Dec. 31, 2018
Income Tax Disclosure [Abstract]      
Decrease in DTAs   $ 9.0  
Operating loss carryforward $ 53.6    
Unrecognized tax benefits that would impact the effective tax rate 4.7   $ 4.6
Interest and penalties included in unrecognized tax benefits 0.5 $ 0.3 0.4
Interest expense related to unrecognized tax benefits 0.1    
Capital Loss Carryforward      
Tax Credit Carryforward [Line Items]      
Tax credit carryforward 11.1    
AMT Credit Carryforward      
Tax Credit Carryforward [Line Items]      
Tax credit carryforward $ 0.9   $ 1.8