SIGNIFICANT ACCOUNTING POLICIES (Details 8) (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Jul. 28, 2012	Apr. 28, 2012	Jan. 28, 2012	Oct. 29, 2011	Jul. 30, 2011	Apr. 30, 2011	Jan. 29, 2011	Oct. 30, 2010	Jul. 28, 2012	Jul. 30, 2011	Jul. 31, 2010
Earnings Per Share
Basic weighted average shares outstanding	48,951	48,848	48,774	48,594	48,484	48,406	48,232	44,771	48,766	47,459	43,184
Net effect of dilutive stock awards based upon the treasury stock method									334	356	241
Diluted weighted average shares outstanding	49,368	49,207	49,019	48,889	48,888	48,793	48,538	45,101	49,100	47,815	43,425
Potential anti-dilutive share-based payment awards excluded from the computation above									88	99	791
Shipping and Handling Fees and Costs
Outbound shipping and handling costs, excluding employee benefit expenses									$ 295.5	$ 266.7	$ 222.0

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 Contingent Stock Agreement

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+ Details

- Definition

Cost incurred during the reporting period in transporting goods and services to customers. Includes freight-out costs.

+ References

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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.

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+ Details