VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
ACCOUNTS RECEIVABLE
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 63,000	$ 18,000	$ 25,000
Additions charged to earnings	594,000	94,000	69,000
Deductions uncollectible receivables written off, net of recoveries	163,000	49,000	76,000
Balance at end of period	494,000	63,000	18,000
INVENTORY
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	765,000	727,000	712,000
Additions charged to earnings	551,000	164,000	135,000
Deductions uncollectible receivables written off, net of recoveries	372,000	126,000	120,000
Balance at end of period	$ 944,000	$ 765,000	$ 727,000