DEBT - Schedule of Debt Redemption (Details)		12 Months Ended
	Apr. 05, 2018	Jun. 30, 2020
Debt Instrument, Redemption [Line Items]
Redemption price, percentage	35.00%
Senior Notes
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		101.00%
Senior Notes | 2026 Dollar Notes
Debt Instrument, Redemption [Line Items]
Redemption price, percentage	106.50%
Senior Notes | 2026 Dollar Notes | 2021
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		104.875%
Senior Notes | 2026 Dollar Notes | 2022
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		103.25%
Senior Notes | 2026 Dollar Notes | 2023
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		101.625%
Senior Notes | 2026 Dollar Notes | 2024 and thereafter
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		100.00%
Senior Notes | 2023 Euro Notes | 2021
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		101.00%
Senior Notes | 2023 Euro Notes | 2022
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		100.00%
Senior Notes | 2023 Euro Notes | 2023
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		100.00%
Senior Notes | 2026 Euro Notes
Debt Instrument, Redemption [Line Items]
Redemption price, percentage	104.75%
Senior Notes | 2026 Euro Notes | 2021
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		103.5625%
Senior Notes | 2026 Euro Notes | 2022
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		102.375%
Senior Notes | 2026 Euro Notes | 2023
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		101.1875%
Senior Notes | 2026 Euro Notes | 2024 and thereafter
Debt Instrument, Redemption [Line Items]
Redemption price, percentage		100.00%