EARNINGS PER SHARE (Details) - $ / shares shares in Thousands	3 Months Ended
	Oct. 31, 2020	Nov. 02, 2019
Reconciliation of the basic and diluted number of shares used in computing earnings per share:
Basic weighted average shares outstanding (in shares)	55,171	53,213
Net effect of dilutive stock awards based upon the treasury stock method (in shares)	0	0
Diluted weighted average shares outstanding (in shares)	55,171	53,213
Basic (loss) earnings per share:
Continuing operations (in dollars per share)	$ (0.04)	$ (7.29)
Discontinued operations (in dollars per share)	0.02	0.08
Basic loss per share (in dollars per share)	(0.02)	(7.21)
Diluted (loss) earnings per share:
Continuing operations (in dollars per share)	(0.04)	(7.29)
Discontinued operations (in dollars per share)	0.02	0.08
Diluted loss per share (in dollars per share)	$ (0.02)	$ (7.21)
Anti-dilutive stock-based awards excluded from the calculation of diluted earnings per share (in shares)	5,247	8,272
Shares attributable to dilutive effect of stock awards	3,950	63