Basis of Presentation and Significant Accounting Policies - Sales (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 03, 2023	May 28, 2022
Product Class
Revenues	$ 5,653,162	$ 6,014,583
Intersegment elimination
Product Class
Revenues	(35,321)	(56,630)
Retail Pharmacy Segment
Product Class
Other revenue	28,010	30,701
Revenues	4,492,329	4,345,356
Retail Pharmacy Segment | Pharmacy sales
Product Class
Revenues	3,296,974	3,053,449
Retail Pharmacy Segment | Front end sales
Product Class
Revenues	1,167,345	1,261,206
Pharmacy Services Segment
Product Class
Revenues	$ 1,196,154	$ 1,725,857