Consolidated Statements Of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Oct. 01, 2011
Consolidated Statements Of Comprehensive Income [Abstract]
Net income	$ 57,806	$ 51,556	$ 50,942
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	585	(2,123)	727
Derivative instruments:
Unrealized net gain (loss)	1,349	(291)	(741)
Net (gain) loss reclassified to earnings	(464)	499	1,245
Defined benefit pension plan:
Unrealized net (loss) gain	(128)	(3,654)	221
Net loss reclassified to earnings	363	54	106
Currency exchange rate change	(269)	127	50
Other comprehensive income (loss)	1,436	(5,388)	1,608
Comprehensive income	$ 59,242	$ 46,168	$ 52,550