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Acquired Intangible Assets (Calculation Of Acquired Intangibles By Asset Class) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Sep. 30, 2012
Jun. 30, 2012
Finite-Lived Intangible Assets, Net [Abstract]    
Cost $ 1,044,584 $ 847,404
Accumulated Amortization (575,885) (534,841)
Net 468,699 312,563
Technology Assets [Member]
   
Finite-Lived Intangible Assets, Net [Abstract]    
Cost 543,508 [1] 473,008
Accumulated Amortization (333,299) [1] (309,517)
Net 210,209 [1] 163,491
Weighted-average amortization period (in years) for acquired intangible assets 6 years  
Customer Assets [Member]
   
Finite-Lived Intangible Assets, Net [Abstract]    
Cost 501,076 374,396
Accumulated Amortization (242,586) (225,324)
Net $ 258,490 $ 149,072
Weighted-average amortization period (in years) for acquired intangible assets 7 years  
[1] Fiscal years endingJune 30,2013 (nine months ended June 30)$120,4262014102,881201579,183201654,2332017 and beyond111,976 Total$468,699