Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - $ / shares shares in Millions	3 Months Ended		6 Months Ended
	Nov. 29, 2020	Nov. 24, 2019	Nov. 29, 2020	Nov. 24, 2019
Statement of Stockholders' Equity [Abstract]
Dividends declared (in dollars per share)	$ 0.30	$ 0.88	$ 0.30	$ 1.76
Stock options exercised (in shares)	0.1	0.0	0.1	0.2
Repurchases of common stock (in shares)	0.0	1.2	0.1	2.0
Issuance of stock under Employee Stock Purchase Plan and other plans (in shares)	0.0	0.1	0.1	0.1