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Special Charges (Schedule Of Special Charges Related To Restructuring Plan) (Details) (USD $)
3 Months Ended 9 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Mar. 31, 2012
Mar. 31, 2011
Restructuring Cost and Reserve [Line Items]        
Acquisition-related costs $ 1,439,000 $ 1,248,000 $ 3,335,000 $ 2,376,000
Other charges 0 0 1,345,000 0
Total special charges 6,450,000 4,437,000 18,776,000 11,093,000
Fiscal 2012 Restructuring Plan [Member]
       
Restructuring Cost and Reserve [Line Items]        
Special charges 4,813,000 0 12,938,000 0
Fiscal 2011 Restructuring Plan [Member]
       
Restructuring Cost and Reserve [Line Items]        
Special charges 183,000 2,960,000 1,157,000 4,631,000
Fiscal 2010 Restructuring Plan [Member]
       
Restructuring Cost and Reserve [Line Items]        
Special charges $ 15,000 $ 229,000 $ 1,000 $ 4,086,000