Acquisitions (Details Textual) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Business acquisition contingent consideration, accounts payable	$ 2.9	$ 2.4

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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