Pension and Other Post-Retirement Benefit Matters Fair Value Measurements Using Significant Unobservable Inputs (Details) (Fair Value, Inputs, Level 3 [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Fair Value, Inputs, Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Investments, Fair Value Disclosure	$ 3,239	$ 2,523	$ 2,029
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax	$ 716	$ 494