Employee Benefit Plans (Schedule of Components of Defined Benefit Pension Plans Net Periodic Benefit Cost) (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 25, 2023	Feb. 26, 2022	Feb. 27, 2021
Components of net periodic benefit cost
Interest cost	$ 380	$ 339	$ 346
Expected return on assets	(84)	(85)	(211)
Amortization of unrecognized net loss	254	270	260
Net periodic benefit cost	$ 550	$ 524	$ 395