SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Intangible Assets and Goodwill (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jul. 31, 2012 Y
Estimated Intangible Amortization Expense
2013	$ 342
2014	316
2015	249
2016	76
2017	$ 48
Finite-Lived Intangible Assets Amorization Period
Amortization Period, Minimum (years)	3
Amortization Period, Maximum (years)	17

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The maximum useful life of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar either by their nature or by their use in the operations of a company.

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-Publisher FASB

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The minimum useful life of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar either by their nature or by their use in the operations of a company.

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The amount of amortization expense expected to be recognized during year five of the five succeeding fiscal years.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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The amount of amortization expense expected to be recognized during year four of the five succeeding fiscal years.

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The amount of amortization expense expected to be recognized during year one of the five succeeding fiscal years.

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The amount of amortization expense expected to be recognized during year three of the five succeeding fiscal years.

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The amount of amortization expense expected to be recognized during year two of the five succeeding fiscal years.

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