Note D - Inventories (Details) - USD ($)	Sep. 26, 2015	Sep. 27, 2014
Inventory Disclosure [Abstract]
Inventory Valuation Reserves	$ 2,627,000	$ 3,982,000

Amount of valuation reserve for inventory.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant