STOCK BASED COMPENSATION PLANS - Summary of Reserved Shares of Common Stock for Future Issuance (Details)	12 Months Ended
Jun. 30, 2017 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise of Common Stock Warrants	23,978
Conversions of Preferred Stock and cumulative Preferred Stock dividends	100,667
Issuance under Stock Incentive Plan	1,327,096
2013 Stock Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issuance under Stock Incentive Plan	9,004
2014 Stock Option Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issuance under Stock Incentive Plan	1,447
2015 Stock Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issuance under Stock Incentive Plan	1,052,000

Aggregate number of common shares reserved for future issuance.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Number of non-option equity instruments exercised by participants.

+ 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)(iv)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Represents number of conversions of Preferred Stock and cumulative Preferred Stock dividends.

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