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Other Equity and Common Stock Transactions (Details) (USD $)
|
1 Months Ended | 9 Months Ended | 63 Months Ended | 9 Months Ended | 9 Months Ended | 9 Months Ended | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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May 31, 2011
|
Mar. 31, 2011
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Apr. 30, 2013
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Apr. 30, 2012
|
Apr. 30, 2013
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Dec. 12, 2012
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Jul. 31, 2012
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Jun. 24, 2011
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Mar. 02, 2011
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Feb. 28, 2011
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Apr. 30, 2013
Minimum
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Apr. 30, 2013
Maximum
|
Apr. 30, 2013
First Amendment
|
Sep. 28, 2011
First Amendment
|
Apr. 30, 2013
First Amendment
Minimum
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Apr. 30, 2013
Second Amendment
|
Mar. 24, 2012
Second Amendment
|
Apr. 30, 2013
Second Amendment
Minimum
|
Apr. 30, 2013
Warrants
First Amendment
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Apr. 30, 2013
Warrants
Second Amendment
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| Other equity and common stock transactions | ||||||||||||||||||||
| Forward stock split ratio | 32 | |||||||||||||||||||
| Common stock, authorized shares | 3,200,000,000 | 3,200,000,000 | 3,200,000,000 | 3,200,000,000 | 100,000,000 | |||||||||||||||
| Common stock, par value (in dollars per share) | $ 0.0001 | $ 0.0001 | $ 0.0001 | $ 0.0001 | $ 0.0001 | $ 0.001 | ||||||||||||||
| Common stock, outstanding shares | 117,859,000 | 117,859,000 | 87,856,000 | 68,480,000 | 2,140,000 | |||||||||||||||
| Number of shares of common stock held by previous majority stockholders returned for no consideration | 17,280,000 | |||||||||||||||||||
| Consideration paid for common stock held by previous majority stockholders returned (in dollars) | $ 0 | |||||||||||||||||||
| Authorized issuance of shares to consultant | 200,000 | |||||||||||||||||||
| Value of shares issued to consultant | 332,000 | |||||||||||||||||||
| Amortization period for consulting services | 12 months | |||||||||||||||||||
| Consulting expense | 34,500 | 249,000 | 366,500 | |||||||||||||||||
| Warrants issued to purchase shares | 12,000,000 | 1,000,000 | 3,000,000 | |||||||||||||||||
| Warrants exercise price (in dollars per share) | $ 0.26 | $ 0.26 | $ 1.20 | $ 1.20 | $ 1.00 | |||||||||||||||
| Term of warrants | 5 years | 5 years | ||||||||||||||||||
| Daily market price for exercising warrant under the mandatory exercise provision (in dollars per share) | $ 2.40 | $ 2.40 | ||||||||||||||||||
| Number of consecutive trading days with daily market price equal to or above $2.40 allows company to request exercise of warrant | 20 days | 20 days | ||||||||||||||||||
| Fair value of warrants | $ 228,509 | $ 729,602 | ||||||||||||||||||
| Dividend yield (as a percent) | 0.00% | 0.00% | ||||||||||||||||||
| Volatility (as a percent) | 87.62% | 125.00% | ||||||||||||||||||
| Risk-free interest rate (as a percent) | 0.96% | 1.04% | ||||||||||||||||||
| Warrants outstanding | 57,783,000 | 57,783,000 | 42,246,000 | |||||||||||||||||