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Stock-Based Compensation And Stock Ownership Plans (Schedule of Stock Option Activity) (Details) (Stock Options [Member], USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Apr. 03, 2015
Apr. 03, 2015
Stock Options [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of Stock Options Outstanding and Exercisable, Beginning Balance   9,216us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
Number of Stock Options Exercised     
Number of Stock Options Cancelled     
Number of Stock Options Outstanding and Exercisable, Ending Balance 9,216us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
9,216us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
Weighted Average Exercise Price for Stock Options Outstanding and Exercisable, Beginning Balance   $ 17.07us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
Weighted Average Exercise Price for Stock Options Exercised     
Weighted Average Exercise Price for Stock Options Cancelled     
Weighted Average Exercise Price for Stock Options Outstanding and Exercisable, Ending Balance $ 17.07us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
$ 17.07us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
Aggregate Intrinsic Value $ 162us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
$ 162us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
Weighted Average Remaining Contractual Term (Years)   3 months 18 days