DEBT AND OTHER FINANCING ARRANGEMENTS - Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Total interest expense	$ 833	$ 819	$ 1,298	$ 1,605
Term Facility
Debt Instrument [Line Items]
Total interest expense	379	0	379	0
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Total interest expense	226	181	303	356
Term Loan
Debt Instrument [Line Items]
Total interest expense	0	352	160	702
Other interest expense
Debt Instrument [Line Items]
Total interest expense	$ 228	$ 286	$ 456	$ 547