Consolidated Statements of Earnings (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Feb. 28, 2016	Feb. 22, 2015	Feb. 28, 2016	Feb. 22, 2015
Income Statement [Abstract]
Sales	$ 1,847.5	$ 1,730.9	$ 5,143.3	$ 4,885.7
Costs and expenses:
Food and beverage	537.8	530.7	1,522.7	1,518.2
Restaurant labor	572.5	535.6	1,632.3	1,550.7
Restaurant expenses	305.2	276.0	855.1	825.7
Marketing expenses	50.7	51.4	174.6	177.8
General and administrative expenses	95.2	86.4	294.2	310.7
Depreciation and amortization	67.0	79.6	223.4	238.4
Impairments and disposal of assets, net	2.1	(0.8)	(3.9)	(47.1)
Total operating costs and expenses	1,626.3	1,560.5	4,706.2	4,668.6
Operating income	221.2	170.4	437.1	217.1
Interest, net	83.1	23.3	162.8	168.3
Earnings before income taxes	138.1	147.1	274.3	48.8
Income tax expense (benefit)	29.9	18.7	55.0	(29.5)
Earnings from continuing operations	108.2	128.4	219.3	78.3
Earnings (loss) from discontinued operations, net of tax expense (benefit) of $(0.3), $3.1, $2.9, and $322.4, respectively	(2.4)	5.4	16.1	525.9
Net earnings	$ 105.8	$ 133.8	$ 235.4	$ 604.2
Basic net earnings per share:
Earnings from continuing operations (in dollars per share)	$ 0.85	$ 1.03	$ 1.72	$ 0.61
Earnings (loss) from discontinued operations (in dollars per share)	(0.02)	0.04	0.12	4.10
Net earnings (in dollars per share)	0.83	1.07	1.84	4.71
Diluted net earnings per share:
Earnings from continuing operations (in dollars per share)	0.84	1.01	1.69	0.60
Earnings (loss) from discontinued operations (in dollars per share)	(0.02)	0.04	0.13	4.04
Net earnings (in dollars per share)	$ 0.82	$ 1.05	$ 1.82	$ 4.64
Average number of common shares outstanding:
Basic (in shares)	127.6	124.6	127.7	128.2
Diluted (in shares)	129.4	126.9	129.6	130.1
Dividends declared per common share (in dollars per share)	$ 0.5	$ 0.55	$ 1.6	$ 1.65