DEBT AND OTHER FINANCING ARRANGEMENTS - Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Debt Instrument [Line Items]
Interest expense	$ 913	$ 863	$ 2,518	$ 2,106
Line of Credit | Heritage Line of Credit
Debt Instrument [Line Items]
Interest expense	0	0	0	203
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Interest expense	170	215	526	259
Term Loan
Debt Instrument [Line Items]
Interest expense	456	298	1,158	540
Other
Debt Instrument [Line Items]
Interest expense	$ 287	$ 350	$ 834	$ 1,104