Pension and Other Post-Retirement Benefit Matters Plan Assets (Details)	12 Months Ended
	Oct. 31, 2012	Oct. 31, 2011
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations	100.00%	100.00%
Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Allocation Percentage	0-70%
Defined Benefit Plan, Actual Plan Asset Allocations	56.00%	68.00%
Debt Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Allocation Percentage	0-70%
Defined Benefit Plan, Actual Plan Asset Allocations	38.00%	27.00%
Real Estate [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Allocation Percentage	0-10%
Defined Benefit Plan, Actual Plan Asset Allocations	6.00%	5.00%