Accumulated Other Comprehensive Income Accumulated Other Comprehensive Income (Activity and Classification of Derivative Deferral in AOCI) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 03, 2015	Sep. 27, 2014
Derivative Instruments, Gain (Loss)
Net actuarial gain (loss) during period	$ (109,148)	$ (81,288)
Tax effect - Retirement liability	41,716	29,013
Net deferral in AOCI of retirement liability	(67,432)	(52,275)
Net gain (loss) - Derivatives	(4,344)	(2,216)
Tax effect- Derivatives	1,496	839
Net deferral in AOCI of derivatives	(2,848)	(1,377)
Sales | Foreign Currency Forwards
Derivative Instruments, Gain (Loss)
Net deferral in AOCI of derivatives (effective portion)	(386)	3
Cost of Sales | Foreign Currency Forwards
Derivative Instruments, Gain (Loss)
Net deferral in AOCI of derivatives (effective portion)	(1,527)	(1,797)
Interest Expense | Interest Rate Swaps
Derivative Instruments, Gain (Loss)
Net deferral in AOCI of derivatives (effective portion)	$ (2,431)	$ (422)