Pension and Other Post-Retirement Benefit Matters Assumptions (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components	$ 5
Defined Benefit Plan, Health Care Cost Trend Rate Assumed for Next Fiscal Year	8.00%	8.00%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	3.75%
Defined Benefit Plan, Benefit Obligation	13,728
Defined Benefit Plan, Ultimate Health Care Cost Trend Rate	7.50%	7.50%
Defined Benefit Plan, Year that Rate Reaches Ultimate Trend Rate	2014	2013
Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components	(4)
Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation	47
Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation	(42)
Change in Assumptions for Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Increase (Decrease) to Discount Rate	(1.25%)
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	5.00%	5.50%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	3.75%	5.00%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets	7.50%	7.50%
Defined Benefit Plan, Benefit Obligation	$ (88,665)	$ (75,292)	$ (70,912)
Other Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	5.00%	5.50%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	3.75%	5.00%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets	0.00%	0.00%