Note 4 - Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 26, 2023	Feb. 27, 2022	Feb. 28, 2021
Federal	$ (875)	$ 1,912	$ 1,662
State and local	822	484	447
Foreign	30	4	10
Current Income Tax Expense (Benefit)	(23)	2,400	2,119
Federal	435	565	132
State and local	(111)	88	109
Foreign	0	267	(267)
Deferred Income Tax Expense (Benefit)	324	920	(26)
Income Tax Expense (Benefit)	$ 301	$ 3,320	$ 2,093