Note 12 - Other Financial Data - Balance Sheet Information (Details) - USD ($) $ in Thousands	Apr. 02, 2016	Oct. 03, 2015
Accounts receivable, net:
Accounts receivable	$ 49,212	$ 47,420
Less allowance for doubtful accounts	(634)	(638)
Total	48,578	46,782
Inventories:
Raw materials	28,700	38,457
Work in process	2,357	2,968
Finished goods	25,517	24,584
Total	56,574	$ 66,009
Other current assets:
Income tax receivable	803
Prepaid insurance	$ 738	$ 2,519
Current deferred tax asset		1,492
Other	$ 1,022	1,298
Total	2,563	5,309
Other assets:
Cash surrender value of life insurance policies	7,514	7,194
Capitalized financing costs, net	203	227
Other	96	97
Total	7,813	7,518
Property, plant and equipment, net:
Land and land improvements	9,434	9,279
Buildings	43,069	43,016
Machinery and equipment	143,994	142,662
Construction in progress	4,159	1,715
Property, plant and equipment, gross	200,656	196,672
Less accumulated depreciation	(116,868)	(112,494)
Total	83,788	84,178
Accrued expenses:
Salaries, wages and related expenses	5,093	5,455
Pension plan	1,201	1,263
Customer rebates	811	1,760
Restructuring Reserve, Current	525	505
Property taxes	465	1,507
Workers' compensation	$ 287	294
Income taxes		2,187
Other	$ 714	673
Total	9,096	13,644
Other liabilities:
Deferred compensation	7,950	7,765
Deferred income taxes	5,436	6,057
Other	112	376
Total	$ 13,498	$ 14,198