Acquisition - Proforma information (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 04, 2023	Feb. 26, 2022	Feb. 27, 2021
Business Acquisition [Line Items]
Net revenues as reported	$ 24,091,899	$ 24,568,255	$ 24,043,240
Net loss	(719,188)	(522,372)	(90,220)
Bartell Drug Company
Business Acquisition [Line Items]
Net revenues as reported	24,091,899	24,568,255	24,043,240
Supplemental Pro forma revenues	24,091,899	24,568,255	24,468,777
Net loss	(719,188)	(522,372)	(90,220)
Supplemental Pro forma net loss	$ (719,188)	$ (522,372)	$ (116,040)