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Income Taxes - Income (Loss) From Continuing Operations Before Income Tax (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Income (Loss) from Operations before Income Tax Expense (Benefit) [Abstract]      
Income (loss) before income taxes $ 2,666 $ 1,325 $ 6,683
United States      
Income (Loss) from Operations before Income Tax Expense (Benefit) [Abstract]      
Income (loss) before income taxes (570) 907 5,500
Foreign Tax Authority      
Income (Loss) from Operations before Income Tax Expense (Benefit) [Abstract]      
Income (loss) before income taxes $ 3,236 $ 418 $ 1,183