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Income Taxes (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Nov. 27, 2011	Nov. 28, 2010	Nov. 27, 2011	Nov. 28, 2010
Income Tax Disclosure [Abstract]
Effective income tax rate	25.40%	26.60%	26.70%	27.90%
Tax position, change is reasonably possible in the next twelve months	$ 0.6		$ 0.6

- Definition

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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