Pension and Other Post-Retirement Benefit Matters (Details) $ in Thousands	12 Months Ended
	Oct. 31, 2015 USD ($)	Oct. 31, 2014 USD ($)	Oct. 31, 2015 employee	Oct. 31, 2015 employees
Defined Benefit Plan Disclosure [Line Items]
Number of employees receiving post-retirement benefits			16	16
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation at beginning of year	$ (215)
Benefit obligation at end of year		$ (215)
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation at beginning of year	(88,590)	(85,128)
Interest cost	(3,466)	(3,749)
Actuarial gain (loss)	563	(4,388)
Benefits paid	(4,666)	(4,675)
Benefit obligation at end of year	(86,827)	(88,590)
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	65,861	60,956
Actual return on plan assets	1,690	5,206
Employer contributions	3,770	4,374
Benefits paid	(4,666)	(4,675)
Fair value of plan assets at end of year	66,655	65,861
Funded status, benefit obligations in excess of plan assets	(20,172)	(22,729)
Other Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation at beginning of year	(639)	(894)
Interest cost	(24)	(38)
Actuarial gain (loss)	180	277
Benefits paid	(60)	(16)
Benefit obligation at end of year	(423)	(639)
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	0
Actual return on plan assets	0	0
Employer contributions	60	16
Benefits paid	(60)	(16)
Fair value of plan assets at end of year	0	0
Funded status, benefit obligations in excess of plan assets	$ (423)	$ (639)