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Intangible Assets (Narrative) (Details)
 9 Months Ended
Mar. 31, 2012
Finite-Lived Intangible Assets [Line Items]  
Number of businesses acquired 4
Customer Contracts And Related Customer Relationships [Member]
  
Finite-Lived Intangible Assets [Line Items]  
Weighted-average amortization period, years 8.7
Weighted-average remaining amortization period, years 7.4
Acquired Technologies [Member]
  
Finite-Lived Intangible Assets [Line Items]  
Weighted-average amortization period, years 6.7
Weighted-average remaining amortization period, years 5.9
Maximum [Member]
  
Finite-Lived Intangible Assets [Line Items]  
Amortization period (in months) 120
Minimum [Member]
  
Finite-Lived Intangible Assets [Line Items]  
Amortization period (in months) 12