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Stockholders' Equity (Details) - Schedule of share-based compensation expense (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
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Jan. 31, 2014
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Jan. 31, 2013
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Jan. 31, 2014
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Jan. 31, 2013
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| Stockholders' Equity (Details) - Schedule of share-based compensation expense [Line Items] | ||||
| Stock Based Compensation Expense | $ 109 | $ 160 | $ 212 | $ 301 |
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Options [Member]
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| Stockholders' Equity (Details) - Schedule of share-based compensation expense [Line Items] | ||||
| Stock Based Compensation Expense | 63 | 15 | 110 | 15 |
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Restricted Stocks [Member]
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| Stockholders' Equity (Details) - Schedule of share-based compensation expense [Line Items] | ||||
| Stock Based Compensation Expense | $ 46 | $ 145 | $ 102 | $ 286 |