Note 4 - Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 27, 2022	Feb. 28, 2021	Mar. 01, 2020
Federal	$ 1,912	$ 1,662	$ 2,556
State and local	484	447	40
Foreign	4	10	383
Current Income Tax Expense (Benefit), Total	2,400	2,119	2,979
Federal	565	132	899
State and local	88	109	(12)
Foreign	267	(267)	0
Deferred Income Tax Expense (Benefit), Total	920	(26)	887
Income Tax Expense (Benefit), Total	$ 3,320	$ 2,093	$ 3,866