Note 9 - Income Taxes (Detail) - Income Tax Reconciliation (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Provision for income taxes at federal statutory rate (in Dollars)	$ 954	$ 35	$ 147
Provision for income taxes at federal statutory rate	35.00%	34.70%	35.00%
Net effect of life insurance policies (in Dollars)	(400)	(14)	(83)
Net effect of life insurance policies	(14.70%)	(13.90%)	(19.80%)
Valuation allowance (in Dollars)	(48)	263	(142)
Valuation allowance	(1.80%)	260.40%	(33.90%)
Nondeductible stock option expense (in Dollars)	161	189	180
Nondeductible stock option expense	5.90%	187.10%	42.90%
State income taxes, net of federal tax benefit (in Dollars)	94	(20)	180
State income taxes, net of federal tax benefit	3.50%	(19.80%)	42.90%
Revisions to estimates based on filing of final tax return (in Dollars)	5	(5)	(24)
Revisions to estimates based on filing of final tax return	0.20%	(4.90%)	(5.70%)
Qualified production activities deduction (in Dollars)			(30)
Qualified production activities deduction			(7.10%)
Additional refund due to tax law change (in Dollars)			(502)
Additional refund due to tax law change			(119.50%)
Other, net (in Dollars)	151	40	236
Other, net	5.50%	39.60%	56.20%
Provision for income taxes (in Dollars)	$ 917	$ 488	$ (38)
Provision for income taxes	33.60%	483.20%	(9.00%)