v2.4.0.6
Goodwill And Intangible Assets (Summary Of Goodwill) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Oct. 31, 2011
Oct. 31, 2010
Goodwill And Intangible Assets [Abstract]    
Balance at Beginning of period $ 1,265,843 $ 932,691
Additions 30,717 329,496
Other adjustments (7,274) [1] 3,656 [2]
Balance at End of period $ 1,289,286 $ 1,265,843
[1] Adjustments relate to changes in estimates for acquisitions that closed in the prior fiscal year for which the purchase price allocation was still preliminary and achievement of certain milestones for an acquisition that closed prior to fiscal 2010.
[2] Adjustments relate to reduction of merger costs and income tax adjustments for acquisitions.