Stock Options (Details 3) | 9 Months Ended |
May 31, 2024 $ / shares shares |
Equity Option [Member] | |
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] | |
Stock options outstanding, number of shares subject to outstanding options | shares | 5,433,000 |
Stock Options Outstanding, Weighted Average Contractural Life (years) | 4 years 7 months 17 days |
Stock options outstanding, weighted average exercise price | $ / shares | $ 2.41 |
Stock options exercisable, number of shares subject to options exercise | shares | 4,808,000 |
Stock options exercisable, weighted average remaining contractural life (Years) | 4 years 7 months 6 days |
Stock options exercisable, weighted average exercise price | $ / shares | $ 2.68 |
$0.33 Per Share [Member] | |
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] | |
Stock options outstanding, number of shares subject to outstanding options | shares | 1,250,000 |
Stock Options Outstanding, Weighted Average Contractural Life (years) | 4 years 10 months 9 days |
Stock options outstanding, weighted average exercise price | $ / shares | $ 0.33 |
Stock options exercisable, number of shares subject to options exercise | shares | 625,000 |
Stock options exercisable, weighted average remaining contractural life (Years) | 4 years 10 months 9 days |
Stock options exercisable, weighted average exercise price | $ / shares | $ 0.33 |
$2.32 Per Share [Member] | |
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] | |
Stock options outstanding, number of shares subject to outstanding options | shares | 153,000 |
Stock Options Outstanding, Weighted Average Contractural Life (years) | 5 years 4 months 9 days |
Stock options outstanding, weighted average exercise price | $ / shares | $ 2.32 |
Stock options exercisable, number of shares subject to options exercise | shares | 153,000 |
Stock options exercisable, weighted average remaining contractural life (Years) | 5 years 4 months 9 days |
Stock options exercisable, weighted average exercise price | $ / shares | $ 2.32 |
$2.60 Per Share [Member] | |
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] | |
Stock options outstanding, number of shares subject to outstanding options | shares | 2,500,000 |
Stock Options Outstanding, Weighted Average Contractural Life (years) | 4 years 8 months 8 days |
Stock options outstanding, weighted average exercise price | $ / shares | $ 2.60 |
Stock options exercisable, number of shares subject to options exercise | shares | 2,500,000 |
Stock options exercisable, weighted average remaining contractural life (Years) | 4 years 8 months 8 days |
Stock options exercisable, weighted average exercise price | $ / shares | $ 2.60 |
$3.42 Per Share [Member] | |
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] | |
Stock options outstanding, number of shares subject to outstanding options | shares | 50,000 |
Stock Options Outstanding, Weighted Average Contractural Life (years) | 2 years 4 months 20 days |
Stock options outstanding, weighted average exercise price | $ / shares | $ 3.42 |
Stock options exercisable, number of shares subject to options exercise | shares | 50,000 |
Stock options exercisable, weighted average remaining contractural life (Years) | 2 years 4 months 20 days |
Stock options exercisable, weighted average exercise price | $ / shares | $ 3.42 |
$3.46 Per Share [Member] | |
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] | |
Stock options outstanding, number of shares subject to outstanding options | shares | 35,000 |
Stock Options Outstanding, Weighted Average Contractural Life (years) | 1 year 7 months 6 days |
Stock options outstanding, weighted average exercise price | $ / shares | $ 3.46 |
Stock options exercisable, number of shares subject to options exercise | shares | 35,000 |
Stock options exercisable, weighted average remaining contractural life (Years) | 1 year 7 months 6 days |
Stock options exercisable, weighted average exercise price | $ / shares | $ 3.46 |
$3.54 Per Share [Member] | |
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] | |
Stock options outstanding, number of shares subject to outstanding options | shares | 1,225,000 |
Stock Options Outstanding, Weighted Average Contractural Life (years) | 4 years 1 month 17 days |
Stock options outstanding, weighted average exercise price | $ / shares | $ 3.54 |
Stock options exercisable, number of shares subject to options exercise | shares | 1,225,000 |
Stock options exercisable, weighted average remaining contractural life (Years) | 4 years 1 month 17 days |
Stock options exercisable, weighted average exercise price | $ / shares | $ 3.54 |
$4.87 Per Share [Member] | |
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] | |
Stock options outstanding, number of shares subject to outstanding options | shares | 110,000 |
Stock Options Outstanding, Weighted Average Contractural Life (years) | 4 years 5 months 19 days |
Stock options outstanding, weighted average exercise price | $ / shares | $ 4.87 |
Stock options exercisable, number of shares subject to options exercise | shares | 110,000 |
Stock options exercisable, weighted average remaining contractural life (Years) | 4 years 5 months 19 days |
Stock options exercisable, weighted average exercise price | $ / shares | $ 4.87 |
$6.21 Per Share [Member] | |
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] | |
Stock options outstanding, number of shares subject to outstanding options | shares | 110,000 |
Stock Options Outstanding, Weighted Average Contractural Life (years) | 7 years 4 months 28 days |
Stock options outstanding, weighted average exercise price | $ / shares | $ 6.21 |
Stock options exercisable, number of shares subject to options exercise | shares | 110,000 |
Stock options exercisable, weighted average remaining contractural life (Years) | 7 years 4 months 28 days |
Stock options exercisable, weighted average exercise price | $ / shares | $ 6.21 |