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Employee Benefits (Narrative) (Details) (USD $)
3 Months Ended 12 Months Ended
Oct. 31, 2013
Oct. 31, 2013
Oct. 31, 2012
Oct. 31, 2011
Nov. 02, 2012
Defined Benefit Plan Disclosure [Line Items]          
Estimated net loss in the next fiscal year   $ 618,000      
Estimated net transition obligation in the next fiscal year   0      
Estimated prior service cost in the next fiscal year   24,208      
Discount rate for determining benefit obligations at year end 4.75% 4.75% 3.75% 4.75%  
Projected defined benefit plan benefit obligation 99,900,000 99,900,000      
Estimated accumulated benefit obligation 86,400,000 86,400,000      
Diversified portfolio, allocation of assets in equities 100.00% 100.00% 100.00% 100.00%  
Expected long-term return on diversifed portfolio 8.00% 8.00%     8.50%
Company's contribution to the pension plan   6,234,000 5,226,000 5,620,000  
Expected future contribution in pension plan 8,800,000        
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent   75.00%      
Deferral contributions, net of forfeiture credits   $ 3,400,000 $ 2,900,000 $ 2,400,000  
Minimum [Member] | Equity Securities [Member]
         
Defined Benefit Plan Disclosure [Line Items]          
Diversified portfolio, allocation of assets in equities 50.00% 50.00%      
Maximum [Member] | Equity Securities [Member]
         
Defined Benefit Plan Disclosure [Line Items]          
Diversified portfolio, allocation of assets in equities 80.00% 80.00%