Employee Benefit Plans (Defined Benefit Retirement Plan Assets Subject To Fair Value Measurements) (Details) - USD ($) $ in Thousands		Oct. 03, 2015	Sep. 27, 2014	Sep. 28, 2013
Defined Benefit Plan Disclosure [Line Items]
Defined benefit retirement plan assets		$ 18,767	$ 20,269	$ 18,589
Mutual Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit retirement plan assets	[1]	18,767	20,269
Mutual Fund [Member] | Fair Value, Inputs, Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit retirement plan assets	[1]	$ 18,767	$ 20,269

[1] The fair value of the mutual fund is generally valued based on closing prices from national exchanges, if the underlying securities are traded on an active market, or fixed income pricing models that use observable market inputs.