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7. SHAREHOLDERS' EQUITY (Tables) | 12 Months Ended
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Aug. 31, 2018
Equity [Abstract] |
Schedule of dividends declared and paid | FY2016
Record Date |  | Distribution Date |  | Number of Shares Outstanding on Record Date |  |  | Dividend per Share |  |  | Total Amount |
11/09/2015 |  | 11/16/2015 |  |  | 16,996,001 |  |  | $ | 0.05 |  |  | $ | 849,800 |
1/29/2016 |  | 2/05/2016 |  |  | 17,018,001 |  |  |  | 0.05 |  |  |  | 850,900 |
5/02/2016 |  | 5/09/2016 |  |  | 17,029,501 |  |  |  | 0.05 |  |  |  | 851,475 |
8/11/2016 |  | 8/18/2016 |  |  | 17,221,978 |  |  | $ | 0.05 |  |  |  | 861,099 |
Total |  |  |  |  |  |  |  |  |  |  |  | $ | 3,413,274 |
FY2017
Record Date |  | Distribution Date |  | Number of Shares Outstanding on Record Date |  |  | Dividend per Share |  |  | Total Amount |
11/10/2016 |  | 11/17/2016 |  |  | 17,226,478 |  |  | $ | 0.05 |  |  | $ | 861,324 |
1/30/2017 |  | 2/06/2017 |  |  | 17,233,758 |  |  |  | 0.05 |  |  |  | 861,688 |
5/08/2017 |  | 5/15/2017 |  |  | 17,240,626 |  |  |  | 0.05 |  |  |  | 862,031 |
7/28/2017 |  | 8/04/2017 |  |  | 17,268,920 |  |  | $ | 0.05 |  |  |  | 863,446 |
Total |  |  |  |  |  |  |  |  |  |  |  | $ | 3,448,489 |
FY2018
Record Date |  | Distribution Date |  | Number of Shares Outstanding on Record Date |  |  | Dividend per Share |  |  | Total Amount |
11/13/2017 |  | 11/20/2017 |  |  | 17,284,792 |  |  | $ | 0.06 |  |  | $ | 1,037,088 |
1/26/2018 |  | 2/2/2018 |  |  | 17,317,752 |  |  |  | 0.06 |  |  |  | 1,039,065 |
4/25/2018 |  | 5/2/2018 |  |  | 17,354,005 |  |  |  | 0.06 |  |  |  | 1,041,240 |
7/26/2018 |  | 8/2/2018 |  |  | 17,405,775 |  |  | $ | 0.06 |  |  |  | 1,044,347 |
Total |  |  |  |  |  |  |  |  |  |  |  | $ | 4,161,740 |
Schedule of stock option activity |
Transactions in FY16 |  | Number of Options |  |  | Weighted-Average Exercise Price Per Share |  |  | Weighted-Average Remaining Contractual Life |
Outstanding, August 31, 2015 |  |  | 670,350 |  |  | $ | 5.05 |  |  |  | 6.57 |
Granted |  |  | 427,100 |  |  |  | 9.67 |  |  |  |  |
Exercised |  |  | (112,463 | ) |  |  | 1.67 |  |  |  |  |
Canceled/Forfeited |  |  | (27,487 | ) |  |  | 7.66 |  |  |  |  |
Expired |  |  | (10,000 | ) |  |  | 1.13 |  |  |  |  |
Outstanding, August 31, 2016 |  |  | 947,500 |  |  | $ | 7.50 |  |  |  | 7.73 |
Vested and Exercisable, August 31, 2016 |  |  | 279,880 |  |  | $ | 4.96 |  |  |  | 5.40 |
Vested and Expected to Vest, August 31, 2016 |  |  | 862,529 |  |  | $ | 7.37 |  |  |  | 7.61 |
Transactions in FY17 |  | Number of Options |  |  | Weighted-Average Exercise Price Per Share |  |  | Weighted-Average Remaining Contractual Life |
Outstanding, August 31, 2016 |  |  | 947,500 |  |  | $ | 7.50 |  |  |  | 7.73 |
Granted |  |  | 434,916 |  |  |  | 10.18 |  |  |  |  |
Exercised |  |  | (49,642 | ) |  |  | 3.56 |  |  |  |  |
Cancelled/Forfeited |  |  | (83,648 | ) |  |  | 8.68 |  |  |  |  |
Outstanding, August 31, 2017 |  |  | 1,249,126 |  |  | $ | 8.51 |  |  |  | 7.74 |
Exercisable, August 31, 2017 |  |  | 401,485 |  |  | $ | 6.45 |  |  |  | 5.59 |
Vested and Expected to Vest, August 31, 2017 |  |  | 1,144,405 |  |  | $ | 8.41 |  |  |  | 7.63 |
Transactions in FY18 |  | Number of Options |  |  | Weighted-Average Exercise Price Per Share |  |  | Weighted-Average Remaining Contractual Life |
Outstanding, August 31, 2017 |  |  | 1,249,126 |  |  | $ | 8.51 |  |  |  | 7.74 |
Granted |  |  | 52,000 |  |  |  | 22.36 |  |  |  |  |
Exercised |  |  | (130,006 | ) |  |  | 5.97 |  |  |  |  |
Canceled/Forfeited |  |  | (30,144 | ) |  |  | 9.10 |  |  |  |  |
Expired |  |  | (6,000 | ) |  |  | 5.06 |  |  |  |  |
Outstanding, August 31, 2018 |  |  | 1,134,976 |  |  | $ | 9.44 |  |  |  | 7.31 |
Vested and Exercisable, August 31, 2018 |  |  | 483,696 |  |  | $ | 7.79 |  |  |  | 6.48 |
Vested and Expected to Vest, August 31, 2018 |  |  | 1,069,807 |  |  | $ | 9.35 |  |  |  | 7.26 |
Intrinsic Value of options outstanding and options exercisable |
|  |  | Intrinsic Value of Options Outstanding |  |  | Intrinsic Value of Options Exercisable |  |  | Intrinsic Value of Options Exercised |
| FY16 |  |  | $ | 1,500,659 |  |  | $ | 1,025,718 |  |  | $ | 853,423 |
| FY17 |  |  | $ | 7,479,068 |  |  | $ | 3,232,356 |  |  | $ | 479,713 |
| FY18 |  |  | $ | 13,064,884 |  |  | $ | 6,315,086 |  |  | $ | 1,495,313 |
Schedule of options by exercise price range |
Exercise Price |  |  | Awards Outstanding |  |  | Awards Exercisable |
Low |  |  | High |  |  | Quantity |  |  | Weighted Average Remaining Contractual Life |  |  | Weighted Average Exercise Price |  |  | Quantity |  |  | Weighted Average Remaining Contractual Life |  |  | Weighted Average Exercise Price |
$ | 1.00 |  |  | $ | 4.00 |  |  |  | 36,000 |  |  |  | 0.6 years |  |  | $ | 1.00 |  |  |  | 36,000 |  |  |  | .6 years |  |  | $ | 1.00 |
$ | 4.01 |  |  | $ | 8.00 |  |  |  | 286,020 |  |  |  | 6.0 years |  |  | $ | 6.80 |  |  |  | 223,030 |  |  |  | 6.0 years |  |  | $ | 6.78 |
$ | 8.01 |  |  | $ | 12.00 |  |  |  | 748,040 |  |  |  | 8.0 years |  |  | $ | 9.87 |  |  |  | 220,500 |  |  |  | 7.8 years |  |  | $ | 9.80 |
$ | 12.01 |  |  | $ | 16.00 |  |  |  | 12,916 |  |  |  | 9.0 years |  |  | $ | 14.44 |  |  |  | 4,166 |  |  |  | 9.0 years |  |  | $ | 14.46 |
$ | 16.01 |  |  | $ | 20.00 |  |  |  | 12,000 |  |  |  | 4.2 years |  |  | $ | 17.71 |  |  |  | 0 |  |  |  |  |  |  | $ | 0.00 |
$ | 20.01 |  |  | $ | 23.75 |  |  |  | 40,000 |  |  |  | 9.8 years |  |  | $ | 23.75 |  |  |  | 0 |  |  |  |  |  |  | $ | 0.00 |
|  |  |  |  |  |  |  |  | 1,134,976 |  |  |  | 7.31 years |  |  | $ | 9.44 |  |  |  | 483,696 |  |  |  | 6.48 years |  |  | $ | 7.79 |

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