Components of Net Periodic Benefit Cost (Details) - Domestic Plan [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2017	Jul. 31, 2016	Jul. 31, 2017	Jul. 31, 2016
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 821	$ 892	$ 2,462	$ 2,675
Expected return on plan assets	(864)	(1,142)	(2,592)	(3,426)
Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss)			(1,131)
Defined Benefit Plan, Amortization of Gain (Loss)	(377)	(310)		(930)
Net periodic (benefit) cost	334	60	1,001	179
Pension Contributions				950
Other Postretirement Benefits Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost	3	4	9	12
Expected return on plan assets	0	0	0	0
Defined Benefit Plan, Amortization of Gain (Loss)	(2)	(3)	(8)	(9)
Net periodic (benefit) cost	$ 5	$ 7	$ 17	$ 21