Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Feb. 26, 2022	Feb. 27, 2021	Feb. 29, 2020
Income Statement [Abstract]
Net sales and other revenue	$ 71,887.0	$ 69,690.4	$ 62,455.1
Cost of sales	51,164.6	49,275.9	44,860.9
Gross margin	20,722.4	20,414.5	17,594.2
Selling and administrative expenses	18,300.5	18,835.8	16,641.9
Gain on property dispositions and impairment losses, net	(15.0)	(38.8)	(484.8)
Operating income	2,436.9	1,617.5	1,437.1
Interest expense, net	481.9	538.2	698.0
Loss on debt extinguishment	3.7	85.3	111.4
Other (income) expense, net	(148.2)	(134.7)	28.5
Income before income taxes	2,099.5	1,128.7	599.2
Income tax expense	479.9	278.5	132.8
Net income	1,619.6	850.2	466.4
Other comprehensive income (loss), net of tax:
Recognition of pension gain (loss)	5.8	183.0	(210.5)
Other	(0.3)	(1.0)	0.7
Other comprehensive income (loss)	5.5	182.0	(209.8)
Comprehensive income	$ 1,625.1	$ 1,032.2	$ 256.6
Net income per Class A common share:
Basic net income per Class A common share (in dollars per share)	$ 2.73	$ 1.53	$ 0.80
Diluted net income per Class A common share (in dollars per share)	$ 2.70	$ 1.47	$ 0.80
Weighted average Class A common shares outstanding:
Basic (in shares)	469.6	500.3	579.4
Diluted (in shares)	475.3	578.1	580.3