Derivative Instruments and Hedging Activities (Pretax Amounts Recognized In Accumulated Other Comprehensive Income On Currency Contracts) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 27, 2014	Dec. 28, 2013
Derivative [Line Items]
Net (gain) loss reclassified into Revenue (effective portion)	$ 142,584	$ 138,410
Net (loss) gain recognized in OCI (effective portion)	2,262	41
Foreign Exchange Cash Flow Hedges [Member]
Derivative [Line Items]
Beginning unrealized net gain in AOCI	1,414	754
Net (gain) loss reclassified into Revenue (effective portion)	(1,698)	503
Net (loss) gain recognized in OCI (effective portion)	2,262	41
Ending unrealized net gain in AOCI	$ 1,978	$ 1,298