Acquisitions (Pro Forma Information) (Details) - shares shares in Thousands	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Business Acquisition [Line Items]
Weighted Average Number of Common Shares Outstanding, Basic and Diluted	26,195	25,640

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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