DEBT - Senior Secured Notes (Details)	Jul. 26, 2023 USD ($)	Nov. 30, 2021 USD ($)	Jun. 16, 2021 EUR (€)	Apr. 21, 2021 USD ($)	Jun. 30, 2025 USD ($)	Jun. 30, 2025 EUR (€)	Dec. 06, 2024 USD ($)	Dec. 06, 2024 EUR (€)	Jun. 30, 2024 USD ($)	May 30, 2024 USD ($)	Sep. 19, 2023 EUR (€)	Apr. 05, 2018 EUR (€)
Debt Instrument [Line Items]
Long term debt					$ 3,998,700,000
2026 Dollar Senior Secured Notes due April 2026 | Senior Notes
Debt Instrument [Line Items]
Amount of debt				$ 900,000,000.0
Stated interest rate (as a percent)				5.00%
Proceeds from issuance of senior secured notes				$ 900,000,000.0
Long term debt					350,000,000.0				$ 650,000,000.0
2026 Euro Senior Secured Notes due April 2026 | Senior Notes
Debt Instrument [Line Items]
Amount of debt | €			€ 700,000,000
Stated interest rate (as a percent)			3.875%
Proceeds from issuance of senior secured notes | €			€ 700,000,000.0
Long term debt					820,000,000.0	€ 700,000,000			748,100,000
2029 Dollar Senior Secured Notes due January 2029
Debt Instrument [Line Items]
Proceeds from issuance of senior secured notes		$ 500,000,000.0
2029 Dollar Senior Secured Notes due January 2029 | Senior Notes
Debt Instrument [Line Items]
Amount of debt		$ 500,000,000.0
Stated interest rate (as a percent)		4.75%
Long term debt					500,000,000.0				500,000,000.0
2030 Dollar Senior Secured Notes due July 2030 | Senior Notes
Debt Instrument [Line Items]
Amount of debt	$ 750,000,000.0
Stated interest rate (as a percent)	6.625%
Proceeds from issuance of senior secured notes	$ 740,600,000
Long term debt					750,000,000.0				750,000,000.0
2028 Euro Senior Secured Notes due September 2028
Debt Instrument [Line Items]
Amount of debt | €											€ 493,800,000
2028 Euro Senior Secured Notes due September 2028 | Senior Notes
Debt Instrument [Line Items]
Amount of debt | €											€ 500,000,000
Stated interest rate (as a percent)											5.75%
Long term debt					585,700,000				534,300,000
2027 Euro Senior Secured Notes due May 2027
Debt Instrument [Line Items]
Amount of debt										$ 493,700,000
2027 Euro Senior Secured Notes due May 2027 | Senior Notes
Debt Instrument [Line Items]
Amount of debt										$ 500,000,000
Stated interest rate (as a percent)										4.50%
Long term debt					585,700,000				534,300,000
2026 Euro Notes due April 2026 | Senior Notes
Debt Instrument [Line Items]
Amount of debt | €												€ 250,000,000.0
Stated interest rate (as a percent)												4.75%
Long term debt					$ 300,000,000.0		$ 190,600,000	€ 180,300,000	$ 250,000,000.0