ACCOUNTING POLICIES AND RELATED MATTERS (Details) In Thousands, unless otherwise specified	12 Months Ended
	Jul. 31, 2013		Jul. 31, 2012		Jul. 31, 2011
Earnings Per Share, Diluted, Other Disclosures [Abstract]
Employee stock options and restricted stock units which were not included in the computation of diluted shares	957		685		467
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Average basic shares outstanding	112,803		116,061		116,521
Effect of dilutive securities	1,433	[1]	1,602	[1]	1,745	[1]
Average diluted shares outstanding	114,236		117,663		118,266

[1] Refer to Note 15, Common Stock, for a description of the Company’s stock plans.