RESTRUCTURING AND OTHER CHARGES, NET (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Apr. 30, 2012		Apr. 30, 2011		Apr. 30, 2012		Apr. 30, 2011
Restructuring and other gains charges [Line Items]
Severance benefits and other employment contract obligations	$ 3,557		$ 5,347		$ 40,691		$ 8,800
Gain on sale of assets	(2,168)				(12,879)
Professional fees and other costs, net of receipt of insurance claim payments	1,503		2,322		3,266		4,423
Environmental matters			59				709
Reversal of excess restructuring reserves	(31)		(5)		(77)		(11)
Cash	1,735		5,383		27,338		11,581
Non-cash	1,126	[1]	2,340		3,663		2,340
Restructuring And Other Gains Charges	2,861		7,723		31,001		13,921
Other (Gains)/Charges [Member]
Restructuring and other gains charges [Line Items]
Severance benefits and other employment contract obligations	2,604	[2]	4,631	[2]	11,436	[2]	4,631	[2]
Gain on sale of assets	(2,168)	[2]			(11,364)	[2]
Professional fees and other costs, net of receipt of insurance claim payments	(252)	[2]	891	[2]	145	[2]	272	[2]
Environmental matters			59	[2]			709	[2]
Reversal of excess restructuring reserves	0	[2]	0	[2]	0	[2]	0	[2]
Cash	(942)	[2]	3,241	[2]	(3,446)	[2]	3,272	[2]
Non-cash	1,126	[1],[2]	2,340	[2]	3,663	[1],[2]	2,340	[2]
Restructuring And Other Gains Charges	184	[2]	5,581	[2]	217	[2]	5,612	[2]
Restructuring Charges [Member]
Restructuring and other gains charges [Line Items]
Severance benefits and other employment contract obligations	953	[3]	716	[3]	29,255	[3]	4,169	[3]
Gain on sale of assets	0	[3]			(1,515)	[3]
Professional fees and other costs, net of receipt of insurance claim payments	1,755	[3]	1,431	[3]	3,121	[3]	4,151	[3]
Environmental matters			0	[3]			0	[3]
Reversal of excess restructuring reserves	(31)	[3]	(5)	[3]	(77)	[3]	(11)	[3]
Cash	2,677	[3]	2,142	[3]	30,784	[3]	8,309	[3]
Non-cash	0	[1],[3]	0	[3]	0	[1],[3]	0	[3]
Restructuring And Other Gains Charges	$ 2,677	[3]	$ 2,142	[3]	$ 30,784	[3]	$ 8,309	[3]

[1] Reflects non-cash stock based compensation expense.

[2] Other (Gains) / Charges:Employment contract obligations and other severance benefits:In the three and nine months ended April 30, 2012, the Company recorded charges related to certain employment contract obligations.Gain on sale of assets:In the three months ended April 30, 2012 the Company recored a gain on sale of assets related to the sale of a building in Europe. The nine months ended April 30, 2012 also includes a gain of $9,196 on the sale of the Company’s investment in Satair A/S.Professional fees and other costs:In the three and nine months ended April 30, 2012 and April 30, 2011, the Company recorded legal and other professional fees related to the Federal Securities Class Actions, Shareholder Derivative Lawsuits and Other Proceedings (see Note 5, Contingencies and Commitments) which pertain to matters that had been under audit committee inquiry as discussed in Note 2, Audit Committee Inquiry and Restatement, to the consolidated financial statements included in the Company’s Annual Report on Form 10-K for the fiscal year ended July 31, 2007 (“2007 Form 10-K”). Furthermore, in the nine months ended April 30, 2012, the Company recorded costs related to the settlement of the Federal Securities Class Actions (see Note 5, Contingencies and Commitments). The receipt of insurance claim payments more than offset the costs discussed above in the three months ended April 30, 2012 and offset the majority of such costs in the nine months ended April 30, 2012 and April 30, 2011.

[3] Restructuring: Restructuring charges recorded in the three and nine months ended April 30, 2012 and April 30, 2011 reflect the expenses incurred in connection with the Company’s cost reduction initiatives. Severance benefits recorded in the three and nine months ended April 30, 2012 primarily relate to global restructuring activities in the Industrial segment. The most significant restructuring activities include:•the realignment of sales and marketing management of certain of the Company’s markets,•the reorganization of the global management structure that supports the Company’s systems product line, and•shifting resources from mature country markets to emerging regions.Restructuring charges/(income) in the nine months ended April 30, 2012 also includes a gain on the divestiture of a non-strategic asset group.Severance benefits recorded in the three and nine months ended April 30, 2011 primarily relate to the closure of an Industrial manufacturing facility in Europe.