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Derivative Financial Instruments (Details)
12 Months Ended
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2015
USD ($)
Integer
Derivative [Line Items]      
Reclassified expense from other comprehensive income $ 0 $ 0  
Expense related to cash flow hedges expected to be reclassified from other comprehensive income $ 0    
Interest rate swap      
Derivative [Line Items]      
Number of quarterly interest payments | Integer     8
Variable rate revolving credit facility debt     $ 83,800,000