Derivative Instruments And Hedging Activities (Effects Of Derivative Instruments In Cash Flow Hedging Relationships) (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Feb. 28, 2016	Feb. 22, 2015	Feb. 28, 2016	Feb. 22, 2015
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in AOCI (effective portion)		$ 1.8	$ 1.4	$ 1.7	$ 2.1
Amount of Gain (Loss) Reclassified from AOCI to Earnings (effective portion)		0.0	(2.5)	(35.3)	(45.3)
Amount of Gain (Loss) Recognized in Earnings (ineffective portion)	[1]	0.2	0.2	0.7	0.8
Equity
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in AOCI (effective portion)	[2]	1.8	1.4	1.7	2.1
Equity | Cost of Sales and Selling General and Administrative Expense
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from AOCI to Earnings (effective portion)	[2]	0.0	0.0	2.1	(0.9)
Amount of Gain (Loss) Recognized in Earnings (ineffective portion)	[1],[2]	0.2	0.2	0.7	0.8
Interest rate related
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Recognized in AOCI (effective portion)		0.0	0.0	0.0	0.0
Interest rate related | Interest, Net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) Reclassified from AOCI to Earnings (effective portion)		0.0	(2.5)	(37.4)	(44.4)
Amount of Gain (Loss) Recognized in Earnings (ineffective portion)	[1]	$ 0.0	$ 0.0	$ 0.0	$ 0.0

[1] (in millions) Amount of Gain (Loss)Recognized in AOCI(effective portion) Location ofGain (Loss)Reclassifiedfrom AOCI toEarnings Amount of Gain (Loss)Reclassified from AOCI toEarnings (effective portion) Location ofGain (Loss)Recognized in Earnings(ineffectiveportion) (1) Amount of Gain (Loss)Recognized in Earnings(ineffective portion) Nine Months Ended Nine Months Ended Nine Months EndedType of Derivative February 28, 2016 February 22, 2015 February 28, 2016 February 22, 2015 February 28, 2016 February 22, 2015Equity $1.7 $2.1 (2) $2.1 $(0.9) (2) $0.7 $0.8Interest rate — — Interest, net (37.4) (44.4) Interest, net — — $1.7 $2.1 $(35.3) $(45.3) $0.7 $0.8

[2] (in millions) Amount of Gain (Loss)Recognized in AOCI(effective portion) Location ofGain (Loss)Reclassifiedfrom AOCI toEarnings Amount of Gain (Loss)Reclassified from AOCI toEarnings (effective portion) Location ofGain (Loss)Recognized in Earnings(ineffectiveportion) (1) Amount of Gain (Loss)Recognized in Earnings(ineffective portion) Nine Months Ended Nine Months Ended Nine Months EndedType of Derivative February 28, 2016 February 22, 2015 February 28, 2016 February 22, 2015 February 28, 2016 February 22, 2015Equity $1.7 $2.1 (2) $2.1 $(0.9) (2) $0.7 $0.8Interest rate — — Interest, net (37.4) (44.4) Interest, net — — $1.7 $2.1 $(35.3) $(45.3) $0.7 $0.8