Employee Benefit Plans (Details) (USD $)	3 Months Ended	1 Months Ended	3 Months Ended	1 Months Ended	3 Months Ended
	Jan. 31, 2014	Jan. 31, 2014 MPP Plan [Member]	Jan. 31, 2014 DCR Plan [Member]	Nov. 30, 2013 Qualified Pension [Member]	Jan. 31, 2014 Qualified Pension [Member]	Jan. 31, 2013 Qualified Pension [Member]	Jan. 31, 2014 Non Qualified Pension [Member]	Jan. 31, 2013 Non Qualified Pension [Member]	Jan. 31, 2014 Other Benefits [Member]	Jan. 31, 2013 Other Benefits [Member]
Defined Benefit Plan Net Periodic Benefit Cost [Abstract]
Service Cost					$ 2,750,000	$ 3,150,000	$ 0	$ 0	$ 277,000	$ 332,000
Interest Cost					2,950,000	2,475,000	45,000	40,000	362,000	282,000
Expected Return On Plan Assets					(5,700,000)	(5,300,000)	0	0	(457,000)	(416,000)
Amortization Of Transition Obligation					0	0	0	0	0	167,000
Amortization Of Prior Service (Credit) Cost					(550,000)	(550,000)	20,000	20,000	0	0
Amortization Of Actuarial Loss					1,875,000	2,750,000	12,000	40,000	0	0
Net Periodic Benefit Cost					1,325,000	2,525,000	77,000	100,000	182,000	365,000
Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year							340,000		1,500,000
Defined Benefit Plan, Contributions by Employer				20,000,000			100,000
Defined Contribution Plans Disclosure [Abstract]
Defined Contribution Restoration and Voluntary Deferral Plan Recorded Liability	3,800,000
Employee Benefit Plan Employer Contribution		900,000	500,000
VDP Employer Contribution	$ 0