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Pensions And Other Postretirement Benefits (Multiemployer Plans) (Details) - Multiemployer Plans, Pension [Member] - Bakery and Confectionary Union & Industry International Pension Fund [Member] - USD ($)
$ in Millions
12 Months Ended
Oct. 03, 2015
Sep. 27, 2014
Multiemployer Plans [Line Items]    
Multiemployer plan, contributions $ 1 $ 1
Surcharge Imposed 10.00%  
Multiemployer Plans, Collective-Bargaining Arrangement, Expiration Date [1] Oct. 10, 2015  
[1] Renewal negotiations are in progress.