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SHAREHOLDERS' EQUITY, Combined Activity and Value of Non-vested Options (Details) - USD ($) | 12 Months Ended
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Aug. 31, 2018 | Aug. 31, 2017 | Aug. 31, 2016
Weighted Average Grant Date Fair Value [Abstract] |  |  |
Forfeited (in dollars per share) | $ 4.41 | $ 3.67 | $ 2.89
Stock Options, Additional Disclosure [Abstract] |  |  |
Fair value of options vested | $ 210,700 | $ 90,500 | $ 216,900
Weighted average grant date fair value of options granted (in dollars per share) | $ 4.41 | $ 3.67 | $ 2.89
Share-based compensation expense | $ 324,840 | $ 233,245 | $ 219,886
Unrecognized expenses | $ 294,800 |  |
Weighted-average period for options expected to vest | 3 years |  |
2004 Incentive Plan and 2014 Equity Plan [Member] |  |  |
Number of Options [Roll Forward] |  |  |
Non-vested options outstanding, beginning of period (in shares) | 147,500 |  |
Granted (in shares) | 82,500 | 142,500 |
Vested (in shares) | (74,167) |  |
Forfeited (in shares) | 0 |  |
Non-vested options outstanding, end of period (in shares) | 155,833 | 147,500 |
Weighted Average Grant Date Fair Value [Abstract] |  |  |
Non-vested options outstanding, beginning of period (in dollars per share) | $ 3.64 |  |
Granted (in dollars per share) | 4.41 |  |
Vested (in dollars per share) | 2.84 |  |
Forfeited (in dollars per share) | 0 |  |
Non-vested options outstanding, end of period (in dollars per share) | 3.76 | $ 3.64 |
Stock Options, Additional Disclosure [Abstract] |  |  |
Weighted average grant date fair value of options granted (in dollars per share) | $ 0 |  |

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- Definition The weighted average grant-date fair value of options vested during the reporting period as calculated by applying the disclosed option pricing methodology. + References No definition available. + Details
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- Definition Unrecognized cost of unvested share-based compensation awards. + 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 (i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + 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)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Number of non-vested options outstanding. + References No definition available. + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Number of non-vested options forfeited. + References No definition available. + Details
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- Definition Weighted average grant-date fair value of non-vested options forfeited. + References No definition available. + Details
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- Definition Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + 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 (e)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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