v2.4.0.6
Employee Benefit Plans (Stock Compensation Expense) (Details) (USD $)
 12 Months Ended
Oct. 31, 2011
years
Oct. 31, 2010
Oct. 31, 2009
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Stock compensation expense before taxes $ 56,414,000 $ 59,988,000 $ 56,934,000
Income tax benefit (14,798,000) (14,525,000) (12,862,000)
Stock compensation expense after taxes 41,616,000 45,463,000 44,072,000
Unamortized share-based compensation expense 113,200,000    
Weighted-average period of total compensation costs to be recognized in years 2.7    
Cost Of License [Member]
      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Stock compensation expense before taxes 5,658,000 6,497,000 6,649,000
Cost Of Maintenance And Service [Member]
      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Stock compensation expense before taxes 1,416,000 1,908,000 2,166,000
Research And Development Expense [Member]
      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Stock compensation expense before taxes 26,747,000 26,551,000 24,222,000
Sales And Marketing Expense [Member]
      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Stock compensation expense before taxes 11,068,000 12,372,000 12,231,000
General And Administrative Expense [Member]
      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Stock compensation expense before taxes $ 11,525,000 $ 12,660,000 $ 11,666,000