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Fair Value Measurements (Fair Value of Other Financial Instruments) (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Carrying Value [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Borrowings under revolving credit facility $ 25,148 $ 8,500
Term loan 25,398 35,541
Fair Value [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Borrowings under revolving credit facility 25,148 8,500
Term loan $ 25,398 $ 35,541