Other Comprehensive Income (Schedule Of Amounts Reclassified Out Of Accumulated Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Oct. 01, 2011
Reclassification Out Of Accumulated Other Comprehensive Income [Line Items]
Revenue	$ 569,439	$ 542,256	$ 467,368
Actuarial losses	520	77	152
Income tax (expense) benefit	21,448	28,224	22,363
Reclassification Out Of Accumulated Other Comprehensive Income [Member]
Reclassification Out Of Accumulated Other Comprehensive Income [Line Items]
Total net gains (losses) included in net income	101	(553)	(1,351)
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Reclassification Out Of Accumulated Other Comprehensive Income [Line Items]
Total net losses included in income before income taxes	733	(792)	(1,982)
Income tax (expense) benefit	(269)	293	737
Total net gains (losses) included in net income	464	(499)	(1,245)
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member] | Interest Rate Swap [Member]
Reclassification Out Of Accumulated Other Comprehensive Income [Line Items]
Interest expense, net		(630)	(965)
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 Out Of Accumulated Other Comprehensive Income [Line Items]
Revenue	733	(162)	(1,017)
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment [Member]
Reclassification Out Of Accumulated Other Comprehensive Income [Line Items]
Total net losses included in income before income taxes	(520)	(77)	(152)
Income tax (expense) benefit	157	23	46
Total net gains (losses) included in net income	(363)	(54)	(106)
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment [Member] | Cost of Sales [Member]
Reclassification Out Of Accumulated Other Comprehensive Income [Line Items]
Actuarial losses	(171)	(25)	(50)
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment [Member] | Selling and Marketing Expense [Member]
Reclassification Out Of Accumulated Other Comprehensive Income [Line Items]
Actuarial losses	(155)	(23)	(45)
Reclassification Out Of Accumulated Other Comprehensive Income [Member] | Accumulated Defined Benefit Plans Adjustment [Member] | General and Administrative Expense [Member]
Reclassification Out Of Accumulated Other Comprehensive Income [Line Items]
Actuarial losses	$ (194)	$ (29)	$ (57)