Consolidated Statements Of Changes In Stockholders' Equity And Accumulated Other Comprehensive Income (Loss) (USD $) In Millions, unless otherwise specified	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	187.6		187.6
Other comprehensive income (loss):
Foreign currency adjustment	0.6				0.6
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	(3.2)				(3.2)
Amortization of unrecognized net actuarial loss, net of tax	3.1				3.1
Total comprehensive income	188.3
Dividends declared	(88.5)		(88.5)
Stock option exercises	27.1	26.1		1.0
Stock-based compensation	16.5	16.5
ESOP note receivable repayments	0.8					0.8
Income tax benefits credited to equity	7.4	7.4
Purchases of common stock for treasury	(170.7)			(170.7)
Issuance of treasury stock under Employee Stock Purchase Plan and other plans (0.1 shares)	3.7	3.0		0.7
Balances at Nov. 28, 2010	1,878.6	2,350.9	2,721.0	(3,112.5)	(70.4)	(10.4)
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	160.3		160.3
Other comprehensive income (loss):
Foreign currency adjustment	(1.4)				(1.4)
Change in fair value of marketable securities, net of tax of $0.1	(0.1)				(0.1)
Change in fair value of derivatives, net of tax	(44.2)				(44.2)
Amortization of unrecognized net actuarial loss, net of tax	3.6				3.6
Total comprehensive income	118.2
Dividends declared	(113.7)		(113.7)
Stock option exercises	24.9	23.4		1.5
Stock-based compensation	14.3	14.3
ESOP note receivable repayments	1.2					1.2
Income tax benefits credited to equity	8.3	8.3
Purchases of common stock for treasury	(279.1)			(279.1)
Issuance of treasury stock under Employee Stock Purchase Plan and other plans (0.1 shares)	3.6	3.1		0.5
Balances at Nov. 27, 2011	$ 1,713.9	$ 2,457.9	$ 2,968.5	$ (3,602.4)	$ (101.9)	$ (8.2)