CONSOLIDATED STATEMENTS OF TOTAL EQUITY AND REDEEMABLE INTEREST (Unaudited) - USD ($) shares in Millions, $ in Millions	Total	Sodiaal International Redeemable Interest [Member]	Issued Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Retained Earnings [Member] Cumulative Effect Period Of Adoption [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Loss [Member]	Noncontrolling Interests [Member]
Beginning balance, treasury stock shares at May. 26, 2019							(152.7)
Stockholders' Equity, Number of Shares
Stock compensation plans, shares							2.2
Ending balance, common stock shares at Aug. 25, 2019			754.6
Ending balance, treasury stock shares at Aug. 25, 2019							(150.5)
Beginning balance, equity at May. 26, 2019	$ 7,367.7			$ 1,386.7	$ 14,996.7		$ (6,779.0)	$ (2,625.4)	$ 313.2
Stockholders Equity Including Portion Attributable To Noncontrolling Interest [Abstract]
Accounting Standards Update [Extensible List]						us-gaap:AccountingStandardsUpdate201613Member
Stock compensation plans, value				18.0			97.2
Unearned compensation related to restricted stock unit awards				(66.5)
Earned compensation				28.7
Decrease in redemption value of redeemable interest		$ (4.0)		4.0
Total comprehensive income					520.6			24.8	2.1
Cash dividends declared					(298.5)
Distributions to noncontrolling interest holders									(2.5)
Ending balance, equity at Aug. 25, 2019	$ 7,695.6		$ 75.5	1,370.9	15,218.8	$ 0.0	$ (6,681.8)	(2,600.6)	312.8
Beginning balance, equity attributable to redeemable noncontrolling interest at May. 26, 2019		551.7
Redeemable Interest
Total comprehensive income (loss) attributable to redeemable interests		0.1
Decrease in redemption value of redeemable interest		(4.0)		4.0
Ending balance, equity attributable to redeemable noncontrolling interest at Aug. 25, 2019		547.8
Beginning balance, common stock shares at May. 31, 2020	754.6
Beginning balance, treasury stock shares at May. 31, 2020	(144.8)						(144.8)
Stockholders' Equity, Number of Shares
Stock compensation plans, shares							1.5
Ending balance, common stock shares at Aug. 30, 2020	754.6		754.6
Ending balance, treasury stock shares at Aug. 30, 2020	(143.3)						(143.3)
Beginning balance, equity at May. 31, 2020	$ 8,349.5			1,348.6	15,982.1		$ (6,433.3)	(2,914.4)	291.0
Stockholders Equity Including Portion Attributable To Noncontrolling Interest [Abstract]
Accounting Standards Update [Extensible List]						us-gaap:AccountingStandardsUpdate201613Member
Stock compensation plans, value				23.6			63.1
Unearned compensation related to restricted stock unit awards				(74.9)
Earned compensation				28.2
Decrease in redemption value of redeemable interest		(10.0)		10.0
Total comprehensive income					638.9			5.7	23.4
Cash dividends declared					(302.8)
Distributions to noncontrolling interest holders									(1.1)
Ending balance, equity at Aug. 30, 2020	8,757.9		$ 75.5	1,335.5	$ 16,312.5	$ (5.7)	$ (6,370.2)	$ (2,908.7)	$ 313.3
Beginning balance, equity attributable to redeemable noncontrolling interest at May. 31, 2020	544.6	544.6
Redeemable Interest
Total comprehensive income (loss) attributable to redeemable interests		50.3
Decrease in redemption value of redeemable interest		(10.0)		$ 10.0
Ending balance, equity attributable to redeemable noncontrolling interest at Aug. 30, 2020	$ 584.9	$ 584.9