Stock-Based Benefit Plans (Details 6) (Employee Stock Option [Member], USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options exercised	1,313,000	1,454,000	(2,941,000)
Net exercise method [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options exercised	96,162	531,000	303,412
Shares tendered	58,819	405,838	151,889
Shares issued	37,343	125,162	151,523
Average Fair Market Value Per Share Withheld	33.78	32.22	22.68
Aggregate Fair Market Value of Shares Withheld	1,987	13,076	3,445
Stock swap method [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options exercised	7,006	6,534	19,686
Shares tendered	4,273	4,034	8,224
Shares issued	2,733	2,500	11,462
Average Fair Market Value Per Share Withheld	33.01	32.61	25.52
Aggregate Fair Market Value of Shares Withheld	141	132	210