Employee Benefits (Schedule of Amount Recognized in Statement of Financial Position) (Details) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Defined Benefit Plan, Amounts Recognized in Balance Sheet [Abstract]
Noncurrent asset	$ 0	$ 0	$ 0
Current liability	0	0	0
Noncurrent liabilities	(41,180)	(25,891)	(21,307)
Net amount recognized at year end	$ (41,180)	$ (25,891)	$ (21,307)