EARNINGS PER SHARE (Details) - $ / shares shares in Thousands	3 Months Ended
Oct. 27, 2018	Oct. 28, 2017
Reconciliation of the basic and diluted number of shares used in computing earnings per share:
Basic weighted average shares outstanding (shares)	50,583	50,817
Net effect of dilutive stock awards based upon the treasury stock method (in shares)	0	140
Diluted weighted average shares outstanding (in shares)	50,583	50,957
Basic per share data:
Continuing operations (usd per share)	$ (0.42)	$ 0.60
Discontinued operations (usd per share)	0.04	0.00
Basic (loss) earnings per share (usd per share)	(0.38)	0.60
Diluted per share data:
Continuing operations (usd per share)	(0.42)	0.60
Discontinued operations (usd per share)	0.04	0.00
Diluted (loss) earnings per share (usd per share)	$ (0.38)	$ 0.60
Anti-dilutive stock-based awards excluded from the calculation of diluted (loss) earnings per share (in shares)	275	155
Shares attributable to dilutive effect of stock awards	598

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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The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.

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

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