EARNINGS PER SHARE (Details) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jan. 28, 2012	Jan. 29, 2011	Jan. 28, 2012	Jan. 29, 2011
Reconciliation of the basic and diluted number of shares used in computing earnings per share:
Basic weighted average shares outstanding	48,774	48,232	48,665	46,508
Net effect of dilutive stock awards based upon the treasury stock method	245	306	268	311
Diluted weighted average shares outstanding	49,019	48,538	48,933	46,819
Anti-dilutive share-based payment awards excluded from the computation of diluted earnings per share	168,392	113,510	168,392	298,283

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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-Glossary Diluted Earnings Per Share

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+ Details

- Definition

The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

+ References+ Details

- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References+ Details

- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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+ Details