Pension and Other Post-Retirement Benefit Matters Pension cash flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Compensation and Retirement Disclosure [Abstract]
Defined Contribution Plan, Cost Recognized	$ 3,959	$ 3,845	$ 3,230
United States Pension Plan of US Entity [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	950	3,770
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months	4,120
Defined Benefit Plan, Expected Future Benefit Payments, Year Two	4,000
Defined Benefit Plan, Expected Future Benefit Payments, Year Three	4,410
Defined Benefit Plan, Expected Future Benefit Payments, Year Four	4,630
Defined Benefit Plan, Expected Future Benefit Payments, Year Five	4,340
Defined Benefit Plans, Expected Future Benefit Payments, Thereafter	24,690
United States Postretirement Benefit Plan of US Entity [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	47	$ 60
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months	42
Defined Benefit Plan, Expected Future Benefit Payments, Year Two	41
Defined Benefit Plan, Expected Future Benefit Payments, Year Three	40
Defined Benefit Plan, Expected Future Benefit Payments, Year Four	40
Defined Benefit Plan, Expected Future Benefit Payments, Year Five	29
Defined Benefit Plans, Expected Future Benefit Payments, Thereafter	120
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	$ 950