Consolidated Statement of Comprehensive Income Statement (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Net Income (Loss) Attributable to Parent	$ 487,146	$ 39,795	$ (3,374)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, Net of Tax	(1,985)	(2,628)	867
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Prior Service Costs Arising During Period, Net of Tax	(367)		(202)
Other Comprehensive Income (Loss), Amortization, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost Recognized in Net Periodic Pension Cost, Net of Tax	513	694	1,321
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax, Portion Attributable to Parent	(1,839)	(1,934)	1,986
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax	476	(192)	74
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	(554)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(1,917)	(2,126)	2,060
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 485,229	$ 37,669	$ (1,314)