Fair Value Measurements (Narrative) (Details) $ in Thousands	1 Months Ended
Apr. 30, 2015 USD ($)
Vieosoft [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Payment to terminate all future obligations related to stock purchase agreement	$ 4,650

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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