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Fair Value Measurements (Details 1) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Carrying Value [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, including current portion $ 4,964 $ 2,720
Fair Value [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt, including current portion $ 4,438 $ 2,558