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Accrued Expenses and Other Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Accrued Expenses and Other Liabilities [Abstract]    
Derivatives (See Note 11) $ 30 $ 32
Professional services 149 118
Tax accruals 69 58
Other 56 51
Total accrued expenses and other liabilities $ 304 $ 259