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Taxes (Details 3) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Income Taxes [Line Items]      
United States $ (4,992) $ (4,218) $ (8,482)
Foreign 2,811 2,698 1,098
Total $ (2,181) $ (1,520) $ (7,384)