Restructuring and Related Activities (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Feb. 25, 2023	Feb. 26, 2022	Feb. 27, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring expense		$ 30,500
Gain on disposal of assets	$ 3,815	20,987	$ 20,044
Proceeds from Sale of Property	4,100	29,100
Carrying Value, Property Held For Sale	3,400	9,400
Building and Building Improvements [Member]
Restructuring Cost and Reserve [Line Items]
Gain on disposal of assets	$ 600	19,500
Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring expense		28,200
Selling, general and administrative expenses
Restructuring Cost and Reserve [Line Items]
Restructuring expense		$ 2,300