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Note 4 - Goodwill and Acquisition-related Intangible Assets, Net - Future Amortization Expense (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
2017 (remaining six months) $ 1,026  
2018 841  
2019 110  
Total $ 1,977 $ 3,002