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Employee Benefits (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Oct. 03, 2014
Sep. 27, 2013
Sep. 28, 2012
Defined Benefit Plan Disclosure [Line Items]      
Amount of Unrecognized Loss Amortization Expected to be Recognized $ 512    
Aggregate Accumulated Benefit Obligation, Plans With Benefit Obligations in Excess of Plan Assets 25,301 22,051  
Aggregate Fair Falue of Plan Assets, Plans With Benefit Obligations in Excess of Plan Assets 17,550 15,864  
Anticipated Contributions to Defined Benefit Plans Through Next Year 663    
Actuarial Loss Due to Impact of the Change in Discount Rates 2,640   3,600
Actuarial Gain Due To Impact Of Change In Discount Rate 3,500    
Actuarial Target Rate of Return 7.50%    
Target Return Above the Rate of Inflation 4.00%    
Deferred Compensation Liability 10,938 8,946  
Expense Attributable to the Defined Contribution Programs $ 1,061 $ 931 $ 882
Minimum [Member]
      
Defined Benefit Plan Disclosure [Line Items]      
Percentage of Equity Securities as a Component of the Mutual Fund 70.00%    
Maximum [Member]
      
Defined Benefit Plan Disclosure [Line Items]      
Investment Horizon Over Which the Investment Objectives Are Expected to be Met 5 years    
Percentage of Equity Securities as a Component of the Mutual Fund 75.00%