Stockholders' Equity (Schedule of Reclassification Adjustments out of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Millions		3 Months Ended
		Aug. 28, 2016	Aug. 30, 2015
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Less interest, net		$ (9.9)	$ (22.4)
Earnings before income taxes		151.4	111.8
Tax benefit (expense)		(40.3)	(30.8)
Net earnings		110.2	86.4
Derivatives | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings before income taxes		(1.4)	0.8
Tax benefit (expense)		0.0	0.5
Net earnings		(1.4)	1.3
Derivatives | Equity | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
General and administrative expenses	[1]	(1.4)	2.1
Derivatives | Interest rate related | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Less interest, net	[2]	0.0	(1.3)
Benefit plan funding position | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings before income taxes		(0.2)	0.2
Tax benefit (expense)		0.1	(0.1)
Net earnings		(0.1)	0.1
Benefit plan funding position | Recognized net actuarial loss - pension/postretirement plans | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amount Reclassified from AOCI into Net Earnings, Benefit plan funding position	[3]	(0.8)	(0.6)
Benefit plan funding position | Recognized net actuarial gain - other plans | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amount Reclassified from AOCI into Net Earnings, Benefit plan funding position	[4]	$ 0.6	$ 0.8

[1] Primarily included in restaurant labor costs and general and administrative expenses. See Note 11 for additional details.

[2] Included in interest, net, on our consolidated statements of earnings.

[3] Included in the computation of net periodic benefit costs - pension and postretirement plans, which is a component of restaurant labor expenses and general and administrative expenses. See Note 9 for additional details.

[4] Included in the computation of net periodic benefit costs - other plans, which is a component of general and administrative expenses.