Discontinued Operations (Schedule of Gain (Loss) From Discontinued Operations Recorded in Consolidated Statements Of Earnings) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended
May 27, 2012	Feb. 26, 2012	Nov. 27, 2011	Aug. 28, 2011	May 29, 2011	Feb. 27, 2011	Nov. 28, 2010	Aug. 29, 2010	May 27, 2012	May 29, 2011	May 30, 2010
Discontinued Operations and Disposal Groups [Abstract]
Sales									$ 0	$ 0	$ 0
Losses before income taxes									(1.7)	(3.9)	(4.0)
Income tax benefit									0.7	1.5	1.5
Net losses from discontinued operations	$ (0.4)	$ 0	$ (0.4)	$ (0.2)	$ (0.6)	$ (0.5)	$ (1.3)	$ (0.2)	$ (1.0)	$ (2.4)	$ (2.5)

Overall income (loss) from a disposal group that is classified as a component of the entity, before income tax, reported as a separate component of income before extraordinary items. Includes the following (before income tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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This element represents the overall income (loss) from a disposal group that is classified as a component of the entity, net of income tax, reported as a separate component of income before extraordinary items before deduction or consideration of the amount which may be allocable to noncontrolling interests, if any. Includes the following (net of tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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