Debt (Schedule of Selected Information Related to Long Term Debt) (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 27, 2021	Feb. 29, 2020
Debt Disclosure [Abstract]
Average daily borrowings during the year	$ 187,397	$ 241,036
Maximum borrowings outstanding during the year	$ 235,232	$ 282,000
Weighted average interest rate during the year	1.89%	2.91%