DERIVATIVES AND HEDGING ACTIVITIES (Balance Sheet Location) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Jun. 30, 2020
Derivatives, Fair Value [Line Items]
Derivative asset, fair value	$ 602	$ 1,014
Derivative liability, fair value	16,608	6,405
Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative asset, fair value	602	821
Derivative liability, fair value	16,084	6,331
Prepaid expenses and other current assets | Interest Rate Swap | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative asset, fair value	0	0
Prepaid expenses and other current assets | Cross-currency swap | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative asset, fair value	602	746
Prepaid expenses and other current assets | Foreign currency forward contracts | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative asset, fair value		75
Prepaid expenses and other current assets | Foreign currency forward contracts | Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative asset, fair value	0	193
Accrued expenses and other current liabilities / Other noncurrent liabilities | Interest Rate Swap | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative liability, fair value	603	856
Other noncurrent liabilities | Cross-currency swap | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative liability, fair value	15,481	5,475
Other noncurrent liabilities | Foreign currency forward contracts | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative liability, fair value		0
Accrued expenses and other current liabilities | Foreign currency forward contracts | Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative liability, fair value	$ 524	$ 74