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STOCK BASED COMPENSATION PLANS - Options Outstanding and Exercisable (Details) - Stock options - USD ($) | 12 Months Ended |
--- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number, Options Outstanding | 913,220 | 610,141 | 538,888 | 120,000
Number, Exercisable Options | 483,474 | 298,893 | 33,335 |
Weighted average exercise price, Options Outstanding | $ 2.82 | $ 2.07 | $ 1.86 |
Weighted average exercise price, Exercisable Options | $ 2.08 | $ 1.87 | $ 2.05 |
Aggregate intrinsic value, Options Outstanding | $ 2,173,464 | $ 1,341,828 | $ 452,666 |
Aggregate intrinsic value, Exercisable Options | $ 1,508,439 | $ 717,343 | $ 21,668 |
Weighted average contractual term, Options Outstanding | 5 years 2 months 5 days | 5 years 5 months 1 day | 6 years 2 months 16 days |
Weighted average contractual term, Exercisable Options | 4 years 4 months 10 days | 5 years 2 months 1 day | 5 years 11 months 19 days |
Share price of option outstanding and exercisable as of June 30 | $ 5.20 | $ 4.27 | $ 2.70 |

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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