Consolidated Statements of Common Stockholders' Equity (Parenthetical) - $ / shares	3 Months Ended														6 Months Ended		12 Months Ended
	May 29, 2016		Feb. 28, 2016		Nov. 29, 2015		Aug. 30, 2015		May 31, 2015		Feb. 22, 2015		Aug. 24, 2014		Nov. 23, 2014		May 29, 2016	May 31, 2015	May 25, 2014
Statement of Stockholders' Equity [Abstract]
Dividends declared on common stock (in dollars per share)	$ 0.25	[1]	$ 0.25	[1]	$ 0.25	[1]	$ 0.25	[1]	$ 0.25	[1]	$ 0.25	[1]	$ 0.25	[1]	$ 0.25	[1]	$ 1.00	$ 1.00	$ 1.00

[1] Basic and diluted earnings per share are calculated independently for each of the quarters presented. Accordingly, the sum of the quarterly earnings per share amounts may not agree with the total year.