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Stock Options (Tables) | 12 Months Ended
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Aug. 31, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule for stock options |
|  | Number of Options |  |  | Weighted Average Exercise Price $ |
Balance, August 31, 2016 (vested and outstanding) |  |  | 3,485,000 |  |  |  | 0.15 |
Exercised |  |  | (1,014,125 | ) |  |  | 0.17 |
Granted |  |  | 850,000 |  |  |  | 0.14 |
Balance, August 31, 2017 (outstanding) |  |  | 3,320,875 |  |  |  | 0.15 |
Exercised |  |  | (545,875 | ) |  |  | 0.17 |
Granted |  |  | 2,025,000 |  |  |  | 1.49 |
Balance, August 31, 2018 (outstanding) |  |  | 4,800,000 |  |  |  | 0.71 |
Balance, August 31, 2018 (exercisable) |  |  | 4,600,000 |  |  |  | 0.73 |
Schedule of fair value of options granted using Black-Scholes option pricing model |
|  | August 31 2018 |  |  | August 31 2017 |
Expected volatility |  | 127% - 131% |  |  | 98% - 108% |
Risk-free interest rate |  | 2.13% - 2.74% |  |  | 0.83% - 1.78% |
Expected life |  | 5 years |  |  | 2 - 5 years |
Dividend yield |  |  | 0.00 | % |  |  | 0.00 | %
Estimated fair value per option |  | $0.70 - $1.73 |  |  | $0.07 - $0.27 |
Schedule of vested and outstanding stock options |
Number of Stock Options |  |  | Number of Stock Options Exercisable |  |  | Weighted Average Remaining Contractual Life |  | Weighted Average Exercise Price $ |  |  | Aggregate Intrinsic Value $ |
| 990,000 |  |  |  | 990,000 |  |  | 1.31 years |  |  | 0.10 |  |  |  | 1,930,500 |
| 275,000 |  |  |  | 275,000 |  |  | 1.43 years |  |  | 0.09 |  |  |  | 538,750 |
| 550,000 |  |  |  | 550,000 |  |  | 1.57 years |  |  | 0.09 |  |  |  | 1,077,500 |
| 110,000 |  |  |  | 110,000 |  |  | 2.05 years |  |  | 0.17 |  |  |  | 206,500 |
| 300,000 |  |  |  | 300,000 |  |  | 2.62 years |  |  | 0.11 |  |  |  | 582,000 |
| 200,000 |  |  |  | 200,000 |  |  | 3.76 years |  |  | 0.37 |  |  |  | 336,000 |
| 350,000 |  |  |  | 150,000 |  |  | 3.81 years |  |  | 0.30 |  |  |  | 614,250 |
| 200,000 |  |  |  | 200,000 |  |  | 4.25 years |  |  | 0.83 |  |  |  | 244,000 |
| 1,725,000 |  |  |  | 1,725,000 |  |  | 4.75 years |  |  | 1.53 |  |  |  | 897,000 |
| 100,000 |  |  |  | 100,000 |  |  | 5.00 years |  |  | 2.06 |  |  |  | (1,000 | )
| 4,800,000 |  |  |  | 4,600,000 |  |  | 3.17 years |  |  | 0.71 |  |  |  | 6,425,500 |

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- Definition Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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