STOCK-BASED COMPENSATION - Schedule of Stock-based Compensation Expense (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense (recorded in G&A)	$ 8,269	$ 13,142	$ 9,797
Less: Income tax benefit	(1,736)	0	0
Total stock-based compensation expense, net of tax	6,533	13,142	9,797
Former Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense (recorded in G&A)	1,300	5,400
SARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense (recorded in G&A)	2,252	3,533	2,774
RSAs, RSUs, & PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense (recorded in G&A)	$ 6,017	$ 9,609	$ 7,023

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

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