Financial Instruments (Details) - USD ($) $ in Thousands	Nov. 25, 2023	Feb. 25, 2023
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 10,168
Estimated Fair Value	9,574
Municipal and Corporate Bonds
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	10,168	$ 10,647
Gross Unrealized Gains	3	0
Gross Unrealized Losses	597	702
Estimated Fair Value	$ 9,574	$ 9,945