COMMITMENTS AND CONTINGENCIES - Other Leases - Additional Information (Details) $ in Thousands	9 Months Ended
Mar. 31, 2018 USD ($) ft²
Area of new premises (in square feet) \| ft²	23,138
Monthly base rent \| $	$ 47
Cantaloupe
Area of new premises (in square feet) \| ft²	8,400
Monthly base rent \| $	$ 48

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration