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OTHER GAINS (LOSSES), NET - Other Gains (Losses), Net (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Oct. 31, 2012	Oct. 31, 2011
Gain (Loss) on Investments [Line Items]
Foreign currency exchange gain (losses)	$ (1,026)	$ 1,197
Gain (loss) on disposal of assets	(4)	25
Other, net	(289)	3
Other Operating Income (Expense), Net, Total	$ (1,319)	$ 1,225

- Definition

The net realized foreign currency transaction gain (loss) (pretax) included in determining net income from transactions that were settled as of the balance sheet date.

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