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INCOME TAXES (Detail Textual) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		12 Months Ended
	Dec. 21, 2017	Jun. 30, 2018	Dec. 31, 2017	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Income Tax [Line Items]
Statutory U.S. Income Tax Rate	35.00%				28.06%	35.00%	35.00%
TCJA remeasurement of net deferred tax liabilities		$ 1,500	$ 94,800		$ 96,300
TCJA one-time transition tax			$ 9,700		$ 9,700
TCJA one-time transition tax liability payment term					8 years
TCJA overall impact on results of operations					$ 103,300
TCJA overall impact on diluted earnings per share					$ 4.09
Undistributed earnings		600			$ 600
Liability for unrecognized tax benefits		4,122			4,122	$ 1,639	$ 398	$ 6,220
Unrecognized tax benefit that would impact the company's effective tax rate		$ 4,100			$ 4,100	$ 1,600	$ 400
Scenario Plan
Income Tax [Line Items]
Statutory U.S. Income Tax Rate				21.00%

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