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SECONDARY COMMON STOCK OFFERING (Details) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended
	Oct. 30, 2010
SECONDARY COMMON STOCK OFFERING
Issuance of common stock pursuant to secondary offering, including shares issued to cover the underwriters overallotment option	4,427,500
Price per share of common stock shares issued (in dollars per share)	$ 33.00
Net proceeds	$ 138.3

- Definition

Number of new stock issued during the period.

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- Definition

Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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