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Acquisitions (Allocation Of Purchase Consideration To The Assets Acquired And Liabilities Assumed) (Details) (USD $)
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2014
September 2013 Acquisition
Sep. 30, 2013
September 2013 Acquisition
Business Acquisition [Line Items]        
Working capital       $ 2,665,000
Property, plant, and equipment       153,000
Acquired intangible assets       2,170,000
Goodwill 341,196,000 341,174,000 2,466,000 2,466,000
Fair value of purchase consideration       $ 7,454,000