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Fair Value (Details) - USD ($)
Mar. 31, 2016
Dec. 31, 2015
Fair Value [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fixed rate long-term debt $ 16,988,000 $ 16,844,000
Carrying Value [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fixed rate long-term debt 16,919,000 16,681,000
Debt discount and capitalized loan fees $ 1,900,000 $ 2,100,000