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Fair Value Measurements (Details Textuals) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Derivative Assets $ 2,700 $ 1,600
Derivative Liabilities 14,600 9,000
Fair Value, Inputs, Level 2 [Member]    
Cash Equivalents 10,900 8,200
Change in Carrying Value Verse Fair Value of Long Term Debt 21,000  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Derivative Assets 2,699 1,568
Derivative Liabilities $ 14,590 $ 9,017