Stockholders' Equity (Schedule of Reclassification Adjustments out of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Millions		3 Months Ended
		Aug. 30, 2015	Aug. 24, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Less interest, net		$ (22.4)	$ (111.3)
Earnings before income taxes		111.8	(43.7)
Tax benefit		(30.8)	24.4
Net earnings		86.4	503.2
Derivatives | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings before income taxes		0.8	(41.4)
Tax benefit		0.5	15.5
Net earnings		1.3	(25.9)
Derivatives | Equity | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
General and administrative expenses	[1]	2.1	(0.9)
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]	(1.3)	(40.5)
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	(0.8)
Tax benefit		(0.1)	0.5
Net earnings		0.1	(0.3)
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]	(0.6)	(0.6)
Benefit plan funding position | Recognized net actuarial loss - 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]	$ 0.8	$ (0.2)

[1] Primarily included in restaurant labor costs and general and administrative expenses. See Note 9 for additional details.

[2] Included in interest, net, on our consolidated statements of earnings. Reclassifications for the three months ended August 24, 2014, primarily related to the acceleration of hedge loss amortization resulting from the pay down of long-term debt.

[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 8 for additional details.

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