Income Taxes (Summary Of The Deferred Tax Assets And Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2012	Oct. 01, 2011
Income Taxes [Abstract]
Accrued compensation and benefits	$ 7,994	$ 7,584
Inventory reserves	3,223	3,299
Intangible and other assets	2,754	4,851
Allowance for doubtful accounts	458	216
Foreign net operating loss carryovers	470	758
Unrealized derivative instrument losses	255	495
Other	533	621
Total deferred tax asset before valuation allowance	15,687	17,824
Less valuation allowance	(180)	(643)
Total Deferred Tax Asset	15,507	17,181
Property and equipment	10,680	12,221
Foreign deferred revenue and other	2,590	2,766
Total Deferred Tax Liability	13,270	14,987
Net Deferred Tax Asset	$ 2,237	$ 2,194