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Subsequent Events (Details) (USD $) In Millions, except Share data, unless otherwise specified	0 Months Ended	3 Months Ended	6 Months Ended
	Aug. 25, 2012	Jul. 28, 2012	Jul. 28, 2012
Subsequent Events (Textual) [Abstract]
Stock repurchased	209,000	495,900	495,900
Cost of shares purchased, total	$ 5.4	$ 12.9	$ 12.9
Repurchase authorized stock remaining shares	31.7		37.1
Stock repurchase program shares authorized	$ 50		$ 50

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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