Income Taxes (Schedule Of Reconciliation Of Beginning And Ending Amounts Of Unrecognized Income Tax Benefits) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Income Tax Disclosure [Abstract]
Balance at beginning of fiscal year	$ 2,353	$ 2,368	$ 7,436
Gross increases for tax positions of prior years	534	73	324
Gross increases for tax positions of the current year	0	0	0
Gross decreases for tax positions of prior years	(88)	(88)	(1,582)
Lapse of applicable statute of limitations	0	0	3,810
Settlements	0	0	0
Balance at end of fiscal year	$ 2,799	$ 2,353	$ 2,368