Note 8 - Income Taxes (Detail) - Components of Deferred Tax Assets (Liabilities) (USD $)	Mar. 03, 2013	Feb. 26, 2012
Tax credit carryforwards	$ 856,000	$ 692,000
Stock options	55,000	55,000
Property and equipment	(70,000)	249,000
Deferred gain on sale/leaseback	4,121,000	4,283,000
Prepaid expenses	(179,000)	(143,000)
Inventory valuation	6,000	5,000
Intangible assets	(182,000)	(181,000)
Deferred tax asset valuation allowance	(6,680,000)	(6,236,000)
Net non-current deferred tax asset	(3,175,000)	(2,862,000)
Deferred tax liabilities associated with indefinite lived intangible assets	(3,175,000)	(2,862,000)
Current deferred tax valuation allowance	(205,000)	(227,000)
Operating loss carryforwards	1,711,000	1,015,000
Current [Member]
Accrued expenses not currently deductible	363,000	350,000
Advance payments	15,000	15,000
Noncurrent [Member]
Accrued expenses not currently deductible	129,000	50,000
Advance payments	$ 60,000	$ 73,000