Registration of securities issued in business combination transactions

Stock Options (Tables)

v3.8.0.1
Stock Options (Tables)
 3 Months Ended 12 Months Ended
Nov. 30, 2017
Aug. 31, 2017
Aug. 31, 2016
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
          Weighted  
    Options     Average Exercise  
    Outstanding     Price  
          $  
Balance, August 31, 2016   3,485,000     0.15  
Exercised   (1,014,125 )   0.17  
Granted   850,000     0.14  
Balance, August 31, 2017   3,320,875     0.15  
Exercised   (55,000 )   0.23  
Balance, November 30, 2017   3,265,875     0.15  
            Weighted Average  
      Number of Options     Exercise Price  
            $  
  Balance, August 31, 2015 (vested and outstanding)   4,070,000     0.15  
  Expired   (385,000 )   0.32  
  Cancelled   (935,000 )   0.16  
  Granted   735,000     0.13  
  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  
  Balance, August 31, 2017 (exercisable)   3,020,875     0.14  
            Weighted Average  
      Number of     Exercise Price  
      Options     $  
  Balance, August 31, 2014 (vested and outstanding)   2,887,500     0.22  
  Expired   (1,210,000 )   0.21  
  Granted   2,392,500     0.10  
  Balance, August 31, 2015 (vested and outstanding)   4,070,000     0.15  
  Expired   (385,000 )   0.32  
  Cancelled   (935,000 )   0.16  
  Granted   735,000     0.13  
  Balance, August 31, 2016 (vested and outstanding)   3,485,000     0.13  
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]
Number of Stock Number of Stock Weighted Weighted Aggregate
Options Options Average Average Intrinsic Value
  Exercisable Remaining Exercise Price  
    Contractual Life $ $
247,500 247,500 0.55 years 0.09 231,188
193,375 193,375 1.65 years 0.23 154,261
990,000 990,000 2.06 years 0.10 915,750
275,000 275,000 2.18 years 0.09 256,875
550,000 550,000 2.32 years 0.09 513,750
110,000 110,000 2.80 years 0.17   93,750
300,000 300,000 3.38 years 0.11 274,500
200,000 200,000 4.51 years 0.37 131,000
400,000 100,000 4.56 years 0.29 292,000
3,265,875 2,965,875 2.58 years 0.15 2,863,073
Number of Number of Stock Weighted Weighted Aggregate
Stock Options Options Average Average Intrinsic Value
  Exercisable Remaining Exercise Price  
    Contractual Life $ $
247,500 247,500 0.80 years 0.09 64,125
248,375 248,375 1.90 years 0.23 30,482
990,000 990,000 2.31 years 0.10 247,500
275,000 275,000 2.43 years 0.09 71,250
550,000 550,000 2.57 years 0.09 142,500
110,000 110,000 3.05 years 0.17 19,500
300,000 300,000 3.62 years 0.11 72,000
200,000 200,000 4.76 years 0.37 (4,000)
400,000 100,000 4.81 years 0.30 22,000
3,320,875 3,020,875 2.81 years 0.15 665,357
# of Stock Weighted   Weighted     Aggregate  
Options Average   Average     Intrinsic Value  
  Remaining   Exercise Price        
  Contractual Life   $     $  
247,500 1.80 years   0.09     4,950  
660,000 2.90 years   0.23     (85,800 )
1,017,500 3.31 years   0.10     10,175  
275,000 3.43 years   0.09     5,500  
550,000 3.57 years   0.09     11,000  
110,000 4.05 years   0.17     (7,700 )
300,000 4.62 years   0.11     3,000  
325,000 4.76 years   0.14     (6,500 )
3,485,000 3.45 years   0.13     (65,375 )
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]  
  August 31 August 31
  2017 2016
Expected volatility 98% - 108% 240% - 241%
Risk-free interest rate 0.83% - 1.78% 1.22% - 1.62%
Expected life 2 - 5 years 5 years
Dividend yield 0.00% 0.00%
Estimated fair value per option $0.07 - $0.27 $0.11 - $0.19
  August 31 August 31
  2016 2015
Expected volatility 240% - 241% 243% - 249%
Risk-free interest rate 1.22% - 1.62% 1.47% - 1.66%
Expected life 5.00 years 5.00 years
Dividend yield 0.00% 0.00%
Estimated fair value per option $0.11 - $0.19 $0.08 - $0.10