VALUATION AND QUALIFYING ACCOUNTS (Details) (USD $)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
ACCOUNTS RECEIVABLE
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 18,000	$ 25,000	$ 113,000
Additions charged to earnings	94,000	69,000	(46,000)
Deductions uncollectible receivables written off, net of recoveries	49,000	76,000	42,000
Balance at end of period	63,000	18,000	25,000
INVENTORY
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	727,000	712,000	628,000
Additions charged to earnings	164,000	135,000	136,000
Deductions uncollectible receivables written off, net of recoveries	126,000	120,000	52,000
Balance at end of period	$ 765,000	$ 727,000	$ 712,000