Consolidated Statements Of Changes In Stockholders' Equity And Accumulated Other Comprehensive Income (Loss) (USD $) In Millions	Total	Common Stock And Surplus [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Unearned Compensation [Member]
Balances at May. 30, 2010	$ 1,894.0	$ 2,297.9	$ 2,621.9	$ (2,943.5)	$ (71.1)	$ (11.2)
Comprehensive income:
Net earnings	113.1		113.1
Other comprehensive income (loss):
Foreign currency adjustment	(0.2)				(0.2)
Change in fair value of marketable securities, net of tax of $0.1	0.2				0.2
Change in fair value of derivatives, net of tax	(12.7)				(12.7)
Amortization of unrecognized net actuarial loss, net of tax	1.5				1.5
Total comprehensive income	101.9
Dividends declared	(44.4)		(44.4)
Stock option exercises	4.0	3.7		0.3
Stock-based compensation	7.7	7.7
ESOP note receivable repayments	0.3					0.3
Income tax benefits credited to equity	0.8	0.8
Purchases of common stock for treasury	(95.6)			(95.6)
Issuance of treasury stock under Employee Stock Purchase Plan and other plans (0.1 shares)	1.7	1.4		0.3
Balances at Aug. 29, 2010	1,870.4	2,311.5	2,690.6	(3,038.5)	(82.3)	(10.9)
Balances at May. 29, 2011	1,936.2	2,408.8	2,921.9	(3,325.3)	(59.8)	(9.4)
Comprehensive income:
Net earnings	106.6		106.6
Other comprehensive income (loss):
Foreign currency adjustment	(0.3)				(0.3)
Change in fair value of derivatives, net of tax	(29.8)				(29.8)
Amortization of unrecognized net actuarial loss, net of tax	1.8				1.8
Total comprehensive income	78.3
Dividends declared	(57.8)		(57.8)
Stock option exercises	21.2	19.9		1.3
Stock-based compensation	6.7	6.7
ESOP note receivable repayments	0.8					0.8
Income tax benefits credited to equity	7.4	7.4
Purchases of common stock for treasury	(91.3)			(91.3)
Issuance of treasury stock under Employee Stock Purchase Plan and other plans (0.1 shares)	1.8	1.6		0.2
Balances at Aug. 28, 2011	$ 1,903.3	$ 2,444.4	$ 2,970.7	$ (3,415.1)	$ (88.1)	$ (8.6)