CONSOLIDATED STATEMENTS OF EARNINGS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Aug. 30, 2020	Aug. 25, 2019
CONSOLIDATED STATEMENTS OF EARNINGS [ABSTRACT]
Net sales	$ 4,364.0	$ 4,002.5
Cost of sales	2,773.6	2,613.0
Selling, general, and administrative expenses	736.2	718.9
Restructuring, impairment, and other exit costs (recoveries)	0.5	8.2
Operating profit	853.7	662.4
Benefit plan non-service income	(33.3)	(30.2)
Interest, net	111.1	118.7
Earnings before income taxes and after-tax earnings from joint ventures	775.9	573.9
Income taxes	170.8	67.2
After-tax earnings from joint ventures	41.3	21.8
Net earnings, including earnings attributable to redeemable and noncontrolling interests	646.4	528.5
Net earnings attributable to redeemable and noncontrolling interests	7.5	7.9
Net earnings attributable to General Mills	$ 638.9	$ 520.6
Earnings per share - basic	$ 1.04	$ 0.86
Earnings per share - diluted	$ 1.03	$ 0.85