Note 12 - Other Financial Data (Detail) - Balance sheet information (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Oct. 01, 2011	Nov. 19, 2007
Accounts receivable, net:
Accounts receivable	$ 41,626	$ 42,732	$ 1,400
Less allowance for doubtful accounts	(912)	(761)
Total	40,714	41,971
Inventories, net:
Raw materials	44,000	40,536
Work in process	3,343	3,771
Finished goods	30,045	32,067
Total	77,388	76,374
Other current assets:
Current deferred tax asset	3,489	2,156
Capitalized financing costs, net	100	82
Other	1,737	1,855
Total	5,326	4,093
Property, plant and equipment, net:
Land and land improvements	8,589	8,586
Buildings	41,582	40,773
Machinery and equipment	121,324	118,518
Construction in progress	2,778	2,078
	174,273	169,955
Less accumulated depreciation	(87,336)	(80,471)
Total	86,937	89,484
Cash surrender value of life insurance policies, net of loans of $486 and $446	4,976	4,006
Capitalized financing costs, net	292	218
Other	378	374
Total	5,646	4,598
Accrued expenses:
Salaries, wages and related expenses	1,516	1,656
Pension plan	1,453	1,571
Customer rebates	829	791
Property taxes	801	1,234
Worker's compensation	344	333
Interest	16	387
Deferred revenues		387
Other	908	1,018
Total	5,867	7,377
Other liabilities:
Deferred compensation	6,582	6,149
Deferred income taxes	3,609	1,711
Other		56
Total	$ 10,191	$ 7,916