QUARTERLY INFORMATION (unaudited) - Schedule of Interim Information (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended						4 Months Ended		12 Months Ended
	Feb. 29, 2020	Feb. 27, 2021	Dec. 05, 2020	Sep. 12, 2020	Feb. 29, 2020	Nov. 30, 2019	Sep. 07, 2019	Jun. 20, 2020	Jun. 15, 2019	Feb. 27, 2021	Feb. 29, 2020	Feb. 23, 2019
Quarterly Financial Information Disclosure [Abstract]
Net sales and other revenue	$ 1,100.0	$ 15,772.3	$ 15,408.9	$ 15,757.6	$ 15,436.8	$ 14,103.2	$ 14,176.7	$ 22,751.6	$ 18,738.4	$ 69,690.4	$ 62,455.1	$ 60,534.5
Gross profit		4,559.5	4,508.6	4,574.9	4,418.0	3,995.1	3,941.5	6,771.5	5,239.6	20,414.5	17,594.2	16,894.6
Operating income (loss)		(174.8)	258.5	562.0	326.6	206.6	582.4	971.8	321.5	1,617.5	1,437.1	787.3
Income (loss) before income taxes		(208.3)	153.2	395.7	90.1	67.7	376.7	788.1	64.7	1,128.7	599.2
Income tax expense (benefit)		(64.1)	29.5	111.2	22.3	12.9	81.9	201.9	15.7	278.5	132.8	(78.9)
Net income		$ (144.2)	$ 123.7	$ 284.5	$ 67.8	$ 54.8	$ 294.8	$ 586.2	$ 49.0	$ 850.2	$ 466.4	$ 131.1
Basic net income per Class A common share (in dollars per share)		$ (0.37)	$ 0.21	$ 0.52				$ 1.03		$ 1.53	$ 0.80	$ 0.23
Diluted net income per Class A common share (in dollars per share)		$ (0.37)	$ 0.20	$ 0.49				$ 1.00		$ 1.47	0.80	$ 0.23
Basic and diluted net income per Class A common share (in dollars per share)					$ 0.12	$ 0.09	$ 0.51		$ 0.08		$ 0.80