Stock-Based Benefit Plans (Details 3) (Employee Stock Option [Member], USD $)	12 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Beginning outstanding balance, stock options	10,669,000	12,868,000	14,339,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures	768,000	777,000	1,103,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	(1,454,000)	(2,941,000)	(2,467,000)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	(59,000)	(35,000)	(107,000)
Ending outstanding balance, stock options	9,924,000	10,669,000	12,868,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 24.51	$ 23.23	$ 20.94	$ 19.36
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price	$ 32.22	$ 20.50	$ 19.32
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price	$ 19.21	$ 12.52	$ 11.07
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price	$ 25.09	$ 20.67	$ 20.12
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	7,996,000	8,540,000	10,365,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 24.49	$ 24.09	$ 21.24