Long-Term Debt (Details) (USD $)	3 Months Ended		0 Months Ended	3 Months Ended		3 Months Ended				1 Months Ended
	Aug. 24, 2014	Aug. 25, 2013	Aug. 23, 2014 Long-term Debt	Aug. 24, 2014 Long-term Debt	Aug. 24, 2014 Long-term Debt 7.125% Senior Note due February 2016	Aug. 24, 2014 Senior Notes 4.500% Senior Notes Due October 2021	Aug. 24, 2014 Senior Notes 3.350% Senior Note due November 2022	Aug. 24, 2014 Senior Notes 3.790% Senior Notes Due August 2019	Aug. 24, 2014 Senior Notes 4.520% Senior Notes Due August 2024	Sep. 26, 2014 Subsequent Event Long-term Debt 7.125% Senior Note due February 2016
Debt Instrument [Line Items]
Extinguishment of debt, amount				$ 900,000,000		$ 278,100,000	$ 331,900,000	$ 80,000,000	$ 210,000,000	$ 100,000,000
Total extinguishment of debt amount			1,000,000,000
Payments of debt extinguishment costs				34,900,000
Non-cash charges on extinguishment of debt				45,100,000
Interest rate of debt					7.125%	4.50%	3.35%	3.79%	4.52%
Loss on extinguishment of debt	$ 80,000,000	$ 0		$ 80,000,000						$ 10,500,000