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LONG-TERM DEBT - Credit Facility (Details)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Adjusted EBITDA to Interest [Member]    
Long Term Debt    
Interest Coverage Ratio 4.3 : 1 4.5 : 1
Net Debt to Adjusted EBITDA [Member]    
Long Term Debt    
Leverage Ratio 3.1 : 1 2.6 : 1
Secured Debt To Adjusted Ebitda Member [Member]    
Long Term Debt    
Secured Leverage Ratio 0.7 : 1 0.4 : 1
Applicable Financial Covenant [Member] | Adjusted EBITDA to Interest [Member]    
Long Term Debt    
Interest Coverage Ratio >3.0 : 1  
Applicable Financial Covenant [Member] | Net Debt to Adjusted EBITDA [Member]    
Long Term Debt    
Leverage Ratio <4.5 : 1  
Applicable Financial Covenant [Member] | Secured Debt To Adjusted Ebitda Member [Member]    
Long Term Debt    
Secured Leverage Ratio <2.0 : 1