Income Taxes (Summary Of The Deferred Tax Assets And Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 28, 2013	Sep. 29, 2012
Income Taxes [Abstract]
Accrued compensation and benefits	$ 8,826	$ 7,994
Inventory reserves	4,264	3,223
Intangible and other assets	3,081	2,754
Allowance for doubtful accounts	380	458
Foreign net operating loss carryovers	376	470
Unrealized derivative instrument losses		255
Other	320	533
Total deferred tax asset before valuation allowance	17,247	15,687
Less valuation allowance	(105)	(180)
Total Deferred Tax Asset	17,142	15,507
Property and equipment	10,222	10,680
Foreign deferred revenue and other	3,246	2,590
Unrealized derivative instrument gains	670
Total Deferred Tax Liability	14,138	13,270
Net Deferred Tax Asset	$ 3,004	$ 2,237