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SHAREHOLDERS' EQUITY (Details Narrative) (USD $) | 12 Months Ended |  | 12 Months Ended |  | 1 Months Ended
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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 |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer. + References No definition available. + Details
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- Definition The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21484-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph d -Article 4 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(d)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition Percentage of vesting of share-based compensation awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.D.2) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section D -Subsection 2 + Details
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- Definition The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition For each plan, identification of the award pricing model or other valuation method used in calculating the weighted average fair values disclosed. The model is also used to calculate the compensation expense that is shown within the balance sheet, income statement, and cash flow. Examples of valuation techniques are lattice models (binomial model), closed-form models (Black-Scholes-Merton formula), and a Monte Carlo simulation technique. Fair value is the amount at which an asset or liability could be bought or incurred or sold or settled in a current transaction between willing parties, that is, other than in a forced or liquidation sale. May include disclosures about the assumptions underlying application of the method selected. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iv) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(4) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. + References No definition available. + Details
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