Note 2 - Summary of Significant Accounting Policies (Detail) (USD $)	12 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Depreciation (in Dollars)	$ 9,800,000	$ 9,600,000	$ 7,000,000
Asset Impairment Charges (in Dollars)	$ (11,000)	$ 3,825,000
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment, Estimated Useful Lives	3
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment, Estimated Useful Lives	15
Building [Member] | Minimum [Member]
Property, Plant and Equipment, Estimated Useful Lives	10
Building [Member] | Maximum [Member]
Property, Plant and Equipment, Estimated Useful Lives	30
Land Improvements [Member] | Minimum [Member]
Property, Plant and Equipment, Estimated Useful Lives	5
Land Improvements [Member] | Maximum [Member]
Property, Plant and Equipment, Estimated Useful Lives	15