Employee Benefit Plans (Schedule of Assumptions Used) (Details)	12 Months Ended
	Feb. 27, 2021	Feb. 29, 2020	Mar. 02, 2019
Retirement Benefits [Abstract]
Discount rate	2.60%	3.80%	3.80%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	2.50%	2.50%	3.85%
Net periodic pension expense, Expected return on plan assets	4.50%	4.50%	4.50%