Stockholders' Equity (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Aug. 26, 2012
Stockholders' Equity Note [Abstract]
Authorization to repurchase common stock (shares)	187.4
Total repurchased shares of common stock (shares)	171.9
Common stock repurchased, shares	1.0
Common stock repurchased, total cost	$ 52.2

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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