Other Comprehensive Income (Schedule Of Amounts Reclassified Out Of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Sep. 28, 2013
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Revenue	$ 563,934	$ 564,328	$ 569,439
Actuarial loss	(501)	(464)	(520)
Provision for income taxes	13,710	16,434	21,448
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total net gains (losses) included in net income	2,738	691	464
Accumulated Defined Benefit Plans Adjustment [Member] | Cost of Sales [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Actuarial loss	(273)	(253)	(171)
Accumulated Defined Benefit Plans Adjustment [Member] | Selling and Marketing Expense [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Actuarial loss	(143)	(131)	(155)
Accumulated Defined Benefit Plans Adjustment [Member] | General and Administrative Expense [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Actuarial loss	(85)	(80)	(194)
Reclassification Out Of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total net gains (losses) included in net income	2,388	367	101
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Provision for income taxes	(1,561)	(397)	(269)
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Foreign Exchange Cash Flow Hedges [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Revenue	4,299	1,088	733
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total actuarial gain (loss) included in income before income taxes	(501)	(464)	(520)
Provision for income taxes	151	140	157
Total net gains (losses) included in net income	$ (350)	$ (324)	$ (363)