Employee Benefit Plans (Schedule of Components of Defined Benefit Pension Plans Net Periodic Benefit Cost) (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 29, 2020	Mar. 02, 2019	Mar. 03, 2018
Components of net periodic benefit cost
Interest cost	$ 492	$ 506	$ 531
Expected return on assets	(182)	(40)	(41)
Amortization of unrecognized net loss	219	226	228
Net periodic benefit cost	$ 529	$ 692	$ 718