|
SHAREHOLDERS' EQUITY (Details Narrative) (USD $)
|
12 Months Ended | 12 Months Ended | 1 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Aug. 31, 2013
|
Aug. 31, 2012
|
Aug. 31, 2011
|
Aug. 31, 2013
Stock Options
|
Aug. 31, 2012
Stock Options
|
Aug. 31, 2013
Equity Plan
|
Aug. 31, 2011
Par - Related Party
Convertible Notes Payable [Member]
|
Sep. 28, 2010
Par - Related Party
Convertible Notes Payable [Member]
|
Aug. 31, 2013
Management
Stock Options
|
Jan. 31, 2013
Directors
Stock Options
|
Jan. 31, 2012
Directors
Stock Options
|
Jan. 31, 2011
Directors
Stock Options
|
Jan. 31, 2011
Directors
Stock Options - Tranche 1
|
Jan. 31, 2011
Directors
Stock Options - Tranche 2
|
|
| Notes payable - related party | $ 5,200,000 | |||||||||||||
| Interest rate | 5.00% | 10.00% | ||||||||||||
| Shares issued upon conversion | 1,982,099 | |||||||||||||
| Interest accrued | 151,700 | |||||||||||||
| Series B Preferred stock, liquidation preference per share | $ 1.00 | |||||||||||||
| Series B Preferred stock, redemption price per share | 1.00 per share less any dividends previously paid | |||||||||||||
| Threshold Export Water rights | 36,026,232 | |||||||||||||
| Series B Preferred stock, liquidation preference value | 432,513 | 432,513 | ||||||||||||
| Shares reserved for issuance under the Equity Plan | 1,600,000 | |||||||||||||
| Shares available for issuance | 1,218,311 | |||||||||||||
| Options forfeited | 29,500 | |||||||||||||
| Options expired | 48,000 | |||||||||||||
| Options granted | 132,500 | 100,000 | 32,500 | 12,500 | 17,500 | 12,500 | 5,000 | |||||||
| Yearly vesting percentage of options, beginning one year from grant date | 33.00% | 100.00% | 100.00% | 100.00% | 50.00% | |||||||||
| Option term | 10 years | 10 years | 10 years | 10 years | ||||||||||
| Fair value method | Black-Scholes | Black-Scholes | Black-Scholes | Black-Scholes | ||||||||||
| Weighted average exercise price | $ 5.21 | $ 5.88 | $ 3.15 | $ 1.85 | $ 3.67 | |||||||||
| Estimated dividend rate | 0.00% | 0.00% | 0.00% | 0.00% | ||||||||||
| Weighted average risk-free interest rate | 2.71% | 1.84% | 1.87% | 3.37% | ||||||||||
| Weighted average stock price volatility | 63.60% | 69.20% | 73.29% | 84.70% | ||||||||||
| Estimated forfeiture rate | 0.00% | 0.00% | 0.00% | 0.00% | ||||||||||
| Stock-based compensation | 66,812 | 54,588 | 94,550 | 427,100 | 76,800 | 15,400 | 54,500 | |||||||
| Fair value of options vested | 48,700 | 66,000 | 74,700 | |||||||||||
| Weighted average grant date fair value of options granted | $ 3.80 | $ 1.23 | $ 3.11 | $ 3.80 | ||||||||||
| Unrecognized stock compensation cost | $ 453,700 | |||||||||||||
| Warrants outstanding | 92 | |||||||||||||
| Warrant exercise price | 1.80 | |||||||||||||