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Summary of Acquisition (Detail) (Global Novations, LLC, USD $) In Thousands, unless otherwise specified	3 Months Ended
	Oct. 31, 2012
Global Novations, LLC
Business Acquisition [Line Items]
Assets acquired	$ 8,008
Intangibles acquired	12,200
Liabilities acquired	6,258
Net assets acquired	13,950
Purchase price	34,437
Goodwill	20,487
Acquisition costs	$ 650

X

- Definition

Amount of cash paid to acquire the entity.

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