Employee Benefits (Schedule of Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Compensation and Retirement Disclosure [Abstract]
Net transition obligation	$ 0	$ 0	$ 0
Prior service cost	0	0	0
Net loss (gain)	6,690	(16,790)	15,950
Amortizations of net transition obligation	0	0	(21)
Amortizations of prior service cost	(24)	(24)	(24)
Amortizations of net gain	(616)	(2,186)	(1,126)
Total recognized in other comprehensive income	6,050	(19,000)	14,779
Total recognized in net periodic benefit cost and other comprehensive income	$ 12,764	$ (10,052)	$ 20,515