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Acquisitions (Details Textual)
$ in Millions
Jul. 14, 2016
USD ($)
Business Acquisition [Line Items]  
Business Combination, Separately Recognized Transactions, Expenses and Losses Recognized $ 0.1
Business Combination, Consideration Transferred $ 4.1
Business Acquisition, Percentage of Discount Rate 13.50%
MediaMiser [Member] | Developed Technology Rights [Member]  
Business Acquisition [Line Items]  
Finite-Lived Intangible Asset, Useful Life 10 years