BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Comprehensive Income) (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ 2,140
Other comprehensive loss before reclassifications	(1,466)
Amounts reclassified from accumulated other comprehensive loss	257
Net current-period other comprehensive income	(1,209)	$ (1,463)
Ending balance	931
Unrealized gains (losses) on marketable securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	2,094
Other comprehensive loss before reclassifications	(1,466)
Amounts reclassified from accumulated other comprehensive loss	303
Net current-period other comprehensive income	(1,163)
Ending balance	931
Unrealized gains (losses) on cash flow hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ 46
Other comprehensive loss before reclassifications
Amounts reclassified from accumulated other comprehensive loss	$ (46)
Net current-period other comprehensive income	$ (46)
Ending balance