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Income Taxes - Schedule of Income Before Income Taxes (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments [Abstract]      
Domestic $ (11,276) $ (12,950) $ (19,142)
Foreign (3,428) (4,431) (11,182)
Income before taxes $ (14,704) $ (17,381) $ (30,324)