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4. STOCK-BASED COMPENSATION (Sept. 2017 Note) (Details - Options by exercise price) - $ / shares | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2017 | Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015
Stock Options [Member] |  |  |  |
Range of exercise prices | $0.27-$7.75 | 0.27 to 7.75 |  |
Number of shares outstanding | 1,078,400 | 1,078,400 | 1,136,000 | 1,079,079
Weighted average contractual life | 6 years 9 months 3 days | 7 years 4 days | 8 years | 8 years 5 months 16 days
Weighted average exercise price | $ 0.78 | $ 0.78 | $ 0.79 | $ 1.43
Exercisable number of shares | 953,400 | 953,400 |  |
Exercisable weighted average exercise price | $ 0.81 | $ 0.81 |  |
Option 1 [Member] |  |  |  |
Range of exercise prices | 0.27 | 0.27 |  |
Number of shares outstanding | 40,000 | 40,000 |  |
Weighted average contractual life | 3 years 9 months 14 days | 4 years 15 days |  |
Weighted average exercise price | $ 0.27 | $ 0.27 |  |
Exercisable number of shares | 40,000 | 40,000 |  |
Exercisable weighted average exercise price | $ 0.27 | $ 0.27 |  |
Option 2 [Member] |  |  |  |
Range of exercise prices | 0.40 | 0.4 |  |
Number of shares outstanding | 15,000 | 15,000 |  |
Weighted average contractual life | 9 years 6 months 29 days | 9 years 9 months 29 days |  |
Weighted average exercise price | $ 0.40 | $ 0.4 |  |
Exercisable number of shares | 5,000 | 5,000 |  |
Exercisable weighted average exercise price | $ 0.40 | $ 0.4 |  |
Option 3 [Member] |  |  |  |
Range of exercise prices | 0.48 | 0.48 |  |
Number of shares outstanding | 60,000 | 60,000 |  |
Weighted average contractual life | 8 years 6 months | 8 years 9 months |  |
Weighted average exercise price | $ 0.48 | $ 0.48 |  |
Exercisable number of shares | 40,000 | 40,000 |  |
Exercisable weighted average exercise price | $ 0.48 | $ 0.48 |  |
Option 4 [Member] |  |  |  |
Range of exercise prices | 0.50 | 0.5 |  |
Number of shares outstanding | 80,000 | 100,000 |  |
Weighted average contractual life | 8 years 8 months 23 days | 8 years 11 months 23 days |  |
Weighted average exercise price | $ 0.50 | $ 0.5 |  |
Exercisable number of shares | 45,000 | 65,000 |  |
Exercisable weighted average exercise price | $ 0.50 | $ 0.5 |  |
Option 5 [Member] |  |  |  |
Range of exercise prices | 0.50 | 0.55 |  |
Number of shares outstanding | 20,000 | 29,500 |  |
Weighted average contractual life | 3 years 8 months 19 days | 4 years 7 months 13 days |  |
Weighted average exercise price | $ 0.50 | $ 0.55 |  |
Exercisable number of shares | 20,000 | 29,500 |  |
Exercisable weighted average exercise price | $ 0.50 | $ 0.55 |  |
Option 6 [Member] |  |  |  |
Range of exercise prices | 0.55 | 0.73 |  |
Number of shares outstanding | 29,500 | 539,500 |  |
Weighted average contractual life | 4 years 4 months 9 days | 7 years 10 months 17 days |  |
Weighted average exercise price | $ 0.55 | $ 0.73 |  |
Exercisable number of shares | 29,500 | 479,500 |  |
Exercisable weighted average exercise price | $ 0.55 | $ 0.73 |  |
Option 7 [Member] |  |  |  |
Range of exercise prices | 0.73 | 0.85 |  |
Number of shares outstanding | 539,500 | 9,000 |  |
Weighted average contractual life | 7 years 7 months 17 days | 5 years 6 months 3 days |  |
Weighted average exercise price | $ 0.73 | $ 0.85 |  |
Exercisable number of shares | 479,500 | 9,000 |  |
Exercisable weighted average exercise price | $ 0.73 | $ 0.85 |  |
Option 8 [Member] |  |  |  |
Range of exercise prices | 0.85 | 0.9 |  |
Number of shares outstanding | 9,000 | 9,000 |  |
Weighted average contractual life | 5 years 3 months 4 days | 6 years 6 months 3 days |  |
Weighted average exercise price | $ 0.85 | $ 0.9 |  |
Exercisable number of shares | 9,000 | 9,000 |  |
Exercisable weighted average exercise price | $ 0.85 | $ 0.9 |  |
Option 9 [Member] |  |  |  |
Range of exercise prices | 0.90 | 0.95 |  |
Number of shares outstanding | 9,000 | 65,000 |  |
Weighted average contractual life | 6 years 3 months 4 days | 7 years 11 days |  |
Weighted average exercise price | $ 0.90 | $ 0.95 |  |
Exercisable number of shares | 9,000 | 65,000 |  |
Exercisable weighted average exercise price | $ 0.90 | $ 0.95 |  |
Option 10 [Member] |  |  |  |
Range of exercise prices | 0.95 | 1.2 |  |
Number of shares outstanding | 65,000 | 207,800 |  |
Weighted average contractual life | 6 years 9 months 11 days | 4 years 8 months 2 days |  |
Weighted average exercise price | $ 0.95 | $ 1.2 |  |
Exercisable number of shares | 65,000 | 207,800 |  |
Exercisable weighted average exercise price | $ 0.95 | $ 1.2 |  |
Option 11 [Member] |  |  |  |
Range of exercise prices | 1.20 | 1.25 |  |
Number of shares outstanding | 207,800 | 1,200 |  |
Weighted average contractual life | 4 years 5 months 1 day | 1 year 4 months 28 days |  |
Weighted average exercise price | $ 1.20 | $ 1.25 |  |
Exercisable number of shares | 207,800 | 1,200 |  |
Exercisable weighted average exercise price | $ 1.20 | $ 1.25 |  |
Option 12 [Member] |  |  |  |
Range of exercise prices | 1.25 | 1.35 |  |
Number of shares outstanding | 1,200 | 1,200 |  |
Weighted average contractual life | 1 year 1 month 24 days | 2 years 4 months 24 days |  |
Weighted average exercise price | $ 1.25 | $ 1.35 |  |
Exercisable number of shares | 1,200 | 1,200 |  |
Exercisable weighted average exercise price | $ 1.25 | $ 1.35 |  |
Option 13 [Member] |  |  |  |
Range of exercise prices | 1.35 | 7.75 |  |
Number of shares outstanding | 1,200 | 1,200 |  |
Weighted average contractual life | 2 years 1 month 24 days | 4 months 28 days |  |
Weighted average exercise price | $ 1.35 | $ 7.75 |  |
Exercisable number of shares | 1,200 | 1,200 |  |
Exercisable weighted average exercise price | $ 1.35 | $ 7.75 |  |
Option 14 [Member] |  |  |  |
Range of exercise prices | 7.75 |  |  |
Number of shares outstanding | 1,200 |  |  |
Weighted average contractual life | 1 month 27 days |  |  |
Weighted average exercise price | $ 7.75 |  |  |
Exercisable number of shares | 1,200 |  |  |
Exercisable weighted average exercise price | $ 7.75 |  |  |

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