Cash and Cash Equivalents and Liquidity (Details Narrative) - USD ($) |
3 Months Ended | 9 Months Ended | 96 Months Ended | ||||
|---|---|---|---|---|---|---|---|
Apr. 30, 2016 |
Apr. 30, 2015 |
Apr. 30, 2016 |
Apr. 30, 2015 |
Apr. 30, 2016 |
Jul. 31, 2015 |
Jul. 31, 2014 |
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| CashAndLiquidityAbstract | |||||||
| Losses in all previous reporting periods from inception to date | $ 6,251,409 | $ 5,987,345 | $ 20,326,520 | $ 14,666,698 | $ 66,900,000 | ||
| Cash and cash equivalents | $ 24,018,782 | $ 25,439,188 | $ 24,018,782 | $ 25,439,188 | $ 24,018,782 | $ 32,035,264 | $ 37,852,694 |
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- References No definition available.
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| X | ||||||||||
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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