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Significant Accounting Policies (Details) (USD $)
|
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
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Jan. 31, 2013
|
Jan. 31, 2012
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Jan. 31, 2013
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Jan. 31, 2012
|
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| Property and equipment | ||||
| Depreciation expense | $ 9,000 | $ 8,000 | $ 18,000 | $ 16,000 |
|
Computers and Equipment | Minimum
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| Property and equipment | ||||
| Useful lives | 3 years | |||
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Computers and Equipment | Maximum
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| Property and equipment | ||||
| Useful lives | 5 years | |||
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Computer Software | Minimum
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| Property and equipment | ||||
| Useful lives | 1 year | |||
|
Computer Software | Maximum
|
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| Property and equipment | ||||
| Useful lives | 3 years | |||
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Leasehold Improvements
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| Property and equipment | ||||
| Useful lives | 1 year | |||