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Fair Value Measurements (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Derivatives, Fair Value [Line Items]    
Interest Rate Swaps $ 1,561 $ 1,409
Interest Rate Derivative Liabilities, At Fair Value 1,404 1,994
Interest rate swaps [Member]    
Derivatives, Fair Value [Line Items]    
Interest Rate Swaps 1,561 1,409
Interest Rate Derivative Liabilities, At Fair Value 1,404 1,994
Interest rate swaps [Member] | Fair Value, Inputs, Level 1 [Member]    
Derivatives, Fair Value [Line Items]    
Interest Rate Swaps 0 0
Interest Rate Derivative Liabilities, At Fair Value 0 0
Interest rate swaps [Member] | Fair Value, Inputs, Level 2 [Member]    
Derivatives, Fair Value [Line Items]    
Interest Rate Swaps 1,561 1,409
Interest Rate Derivative Liabilities, At Fair Value 1,404 1,994
Interest rate swaps [Member] | Fair Value, Inputs, Level 3 [Member]    
Derivatives, Fair Value [Line Items]    
Interest Rate Swaps 0 0
Interest Rate Derivative Liabilities, At Fair Value $ 0 $ 0