Stock Based Compensation Plans (Details) (USD $)	3 Months Ended
	Jan. 31, 2013	Jan. 31, 2012
Stock-based compensation expense:
Stock options (under the 2008 Plan)	$ 3,848,000	$ 9,183,000
Restricted shares (under the 2008 Plan)	8,429,000	6,115,000
Phantom stock units (under the 2008 Plan)	144,000	55,000
Employee stock purchase plan	376,000	108,000
Incentive Plan - Stock Alternative Expense	196,000	126,000
Atlanta Capital Plan	351,000	231,000
Parametric Plan	823,000	579,000
Total stock-based compensation expense	14,167,000	16,397,000
Tax benefits expected to be realized for tax deductions from option exercises	$ 5,500,000	$ 5,300,000