EMPLOYEE AND DIRECTOR EQUITY INCENTIVE PLANS (Details 2) - $ / shares	12 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Outstanding Number of Options	6,874,815	8,249,298	6,111,360
Outstanding Average Remaining Contractual Life (in years)	5 years 10 months 13 days
Outstanding Weighted-Average Exercise Price	$ 0.65	$ 0.71	$ 0.88
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	3,692,482
Exercisable Average Remaining Contractual Life (in years)	5 years 3 months 4 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 0.77
Range 0.28 To 1.00 [Member]
Outstanding Number of Options	6,140,365
Outstanding Average Remaining Contractual Life (in years)	6 years 1 month 6 days
Outstanding Weighted-Average Exercise Price	$ 0.50
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	3,070,032
Exercisable Average Remaining Contractual Life (in years)	5 years 6 months 25 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 0.52
Range 1.01 To 2.50 [Member]
Outstanding Number of Options	645,000
Outstanding Average Remaining Contractual Life (in years)	4 years 3 months 22 days
Outstanding Weighted-Average Exercise Price	$ 1.47
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	533,000
Exercisable Average Remaining Contractual Life (in years)	4 years 2 months 1 day
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 1.56
Range 2.51 To 5.00 [Member]
Outstanding Number of Options	40,200
Outstanding Average Remaining Contractual Life (in years)	1 year 5 months 1 day
Outstanding Weighted-Average Exercise Price	$ 3.93
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	40,200
Exercisable Average Remaining Contractual Life (in years)	1 year 5 months 1 day
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 3.93
Range 5.01 To 6.95 [Member]
Outstanding Number of Options	49,250
Outstanding Average Remaining Contractual Life (in years)	1 year 2 months 26 days
Outstanding Weighted-Average Exercise Price	$ 5.71
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	49,250
Exercisable Average Remaining Contractual Life (in years)	1 year 2 months 26 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 5.71

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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://fasb.org/us-gaap/role/ref/legacyRef
-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=109197908&loc=d3e5070-113901

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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

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ 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
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Section 50
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