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Stockholders' Equity (Details) - Schedule of share-based compensation expense (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
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Apr. 30, 2014
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Apr. 30, 2013
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Apr. 30, 2014
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Apr. 30, 2013
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| Stockholders' Equity (Details) - Schedule of share-based compensation expense [Line Items] | ||||
| Stock Based Compensation Expense | $ 283 | $ 140 | $ 497 | $ 441 |
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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 | 255 | 46 | 367 | 61 |
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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 | $ 28 | $ 94 | $ 130 | $ 380 |