Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Feb. 22, 2025	Feb. 24, 2024	Feb. 25, 2023
Income Statement [Abstract]
Net sales and other revenue	$ 80,390.9	$ 79,237.7	$ 77,649.7
Cost of sales	58,135.3	57,192.0	55,894.1
Gross margin	22,255.6	22,045.7	21,755.6
Selling and administrative expenses	20,613.7	19,932.9	19,596.0
Loss (gain) on property dispositions and impairment losses, net	95.8	43.9	(147.5)
Operating income	1,546.1	2,068.9	2,307.1
Interest expense, net	459.8	492.1	404.6
Other income, net	(43.4)	(12.2)	(33.0)
Income before income taxes	1,129.7	1,589.0	1,935.5
Income tax expense	171.1	293.0	422.0
Net income	958.6	1,296.0	1,513.5
Other comprehensive income (loss), net of tax:
Recognition of pension gain	4.9	15.8	4.6
Other	1.8	2.9	(4.3)
Other comprehensive income	6.7	18.7	0.3
Comprehensive income	$ 965.3	$ 1,314.7	$ 1,513.8
Net income per Class A common share:
Basic net income per Class A common share (in dollars per share)	$ 1.65	$ 2.25	$ 2.29
Diluted net income per Class A common share (in dollars per share)	$ 1.64	$ 2.23	$ 2.27
Weighted average Class A common shares outstanding:
Basic (in shares)	580.1	575.4	529.0
Diluted (in shares)	583.8	581.1	534.0