Note 3 Goodwill and Intangible Assets (Details) (USD $)	12 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Estimated Future Annual Intangibles Amortization
2013	$ 1,905,000
2014	1,797,000
2015	1,256,000
2016	364,000
2017	364,000
Thereafter	1,557,000
Total	7,243,000	11,007,000
Gross And Net Carrying Values Of Other Intangible Assets
Gross Carrying Amount	82,310,000	82,905,000
Impairment of Intangibles	(7,928,000)	(7,928,000)
Accumulated Amortization	(67,139,000)	(63,970,000)
Net Carrying Amount	7,243,000	11,007,000
Amortization of Intangible Assets Included in Cost Of Sales	100,000	600,000	200,000
Intangibles Write-off	600,000
Aggregate Amortization Of Intangible Assets	$ 3,200,000	$ 4,500,000	$ 3,800,000