Basis of Presentation and Significant Accounting Policies - Sales (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 02, 2023	Aug. 27, 2022	Sep. 02, 2023	Aug. 27, 2022
Product Class
Revenues	$ 5,646,081	$ 5,901,069	$ 11,299,243	$ 11,915,652
Intersegment elimination
Product Class
Revenues	(34,704)	(57,963)	(70,025)	(114,593)
Retail Pharmacy Segment
Product Class
Other revenue	27,853	28,965	55,862	59,667
Revenues	4,470,927	4,231,791	8,963,256	8,577,147
Retail Pharmacy Segment | Pharmacy sales
Product Class
Revenues	3,319,057	2,971,236	6,616,031	6,024,684
Retail Pharmacy Segment | Front end sales
Product Class
Revenues	1,124,017	1,231,590	2,291,363	2,492,796
Pharmacy Services Segment
Product Class
Revenues	$ 1,209,858	$ 1,727,241	$ 2,406,012	$ 3,453,098