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Acquisitions (Details) (USD $)
3 Months Ended 0 Months Ended 3 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Aug. 15, 2013
Cordys Holding BV [Member]
Sep. 30, 2013
Cordys Holding BV [Member]
Business Acquisition [Line Items]        
Business Acquisition, Cost of Acquired Entity, Purchase Price     $ 33,200,000  
Cash acquired from acquisition     30,600,000  
Acquisition related costs (included in Special charges in the Consolidated Statements of Income) for the three month ended September 30, 2013 $ 1,304,000 $ 804,000   $ 700,000