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DEBT - Summary of Interest Rates (Details) - Revolving credit facility - USD ($)		9 Months Ended
	Jul. 18, 2017	Mar. 31, 2017
$15 Million Revolver
Debt Instrument [Line Items]
Revolving credit facility		$ 15,000,000
$18 Million Revolver
Debt Instrument [Line Items]
Revolving credit facility		18,000,000
$16 Million Revolver
Debt Instrument [Line Items]
Revolving credit facility		16,000,000
$19 Million Revolver
Debt Instrument [Line Items]
Revolving credit facility		19,000,000
$48 Million Revolver
Debt Instrument [Line Items]
Revolving credit facility		48,000,000
$30 Million Revolver
Debt Instrument [Line Items]
Revolving credit facility		$ 30,000,000
Line of credit | $15 Million Revolver
Debt Instrument [Line Items]
Interest rate percentage on revolver draws		2.51%
Line of credit | $18 Million Revolver
Debt Instrument [Line Items]
Interest rate percentage on revolver draws		2.52%
Line of credit | $18 Million Revolver | Subsequent event
Debt Instrument [Line Items]
Interest rate percentage on revolver draws	2.66%
Line of credit | $16 Million Revolver
Debt Instrument [Line Items]
Interest rate percentage on revolver draws		2.53%
Line of credit | $19 Million Revolver
Debt Instrument [Line Items]
Interest rate percentage on revolver draws		2.50%
Line of credit | $48 Million Revolver
Debt Instrument [Line Items]
Interest rate percentage on revolver draws		2.55%
Line of credit | $30 Million Revolver
Debt Instrument [Line Items]
Interest rate percentage on revolver draws		2.93%

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The effective interest rate during the reporting period.

+ References

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 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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