Stockholders' Equity (Schedule of Reclassification Adjustments out of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Millions		3 Months Ended				6 Months Ended
		Nov. 29, 2015		Nov. 23, 2014		Nov. 29, 2015	Nov. 23, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Less interest, net		$ (57.3)		$ (33.7)		$ (79.7)	$ (145.0)
Earnings before income taxes		24.4		(54.6)		136.2	(98.3)
Tax benefit		5.7		23.8		(25.1)	48.2
Net earnings (loss)		43.2		(32.8)		129.6	470.4
Derivatives | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings before income taxes		(36.1)		(1.4)		(35.3)	(42.8)
Tax benefit		13.8		0.6		14.3	16.1
Net earnings (loss)		(22.3)		(0.8)		(21.0)	(26.7)
Derivatives | Equity | Amount Reclassified from AOCI into Net Earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
General and administrative expenses	[1]	0.0		0.0		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		(36.1)	[2]	(1.4)	[2]	(37.4)	(41.9)
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		0.1		(0.8)		0.3	(1.6)
Tax benefit		0.0		0.3		(0.1)	0.8
Net earnings (loss)		0.1		(0.5)		0.2	(0.8)
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)		(0.7)		(1.4)	(1.3)
Benefit plan funding position | Recognized net actuarial gain (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		$ 0.9	[4]	$ (0.1)	[4]	$ 1.7	$ (0.3)

[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 quarter and six months ended November 29, 2015, and for the six months ended November 23, 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.