Income Taxes (Schedule Of Components Of Net Deferred Income Tax Asset) (Details) - USD ($) $ in Thousands	Oct. 01, 2016	Oct. 03, 2015
Income Tax Disclosure [Abstract]
Loss/credit carryforwards	$ 24,017	$ 39,380
Inventories	7,527	7,799
Accrued benefits	25,493	25,180
Allowance for bad debts	461	321
Other	2,822	3,724
Total gross deferred income tax assets	60,320	76,404
Less valuation allowance	(41,002)	(58,343)
Deferred income tax assets	19,318	18,061
Property, plant and equipment	14,400	13,320
Other	84	84
Deferred income tax liabilities	14,484	13,404
Net deferred income tax asset	$ 4,834	$ 4,657