FAIR VALUE MEASUREMENTS - Schedule of Fair Value of Debt (Details) - USD ($) $ in Millions	Jun. 30, 2026	Mar. 31, 2026	Mar. 30, 2026	Dec. 31, 2025
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying Value	$ 5,025.2			$ 5,020.7
Fair Value	5,071.4			5,066.6
Term Loans \| Line of Credit \| Secured Debt
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying Value	3,082.3	$ 3,090.0	$ 3,067.6	3,067.6
Fair Value	3,105.4			3,082.9
6.250% Senior Notes \| Senior Notes
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying Value	712.8
Fair Value	717.4
Original 6.250 Percent Senior Notes \| Senior Notes
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying Value				712.8
Fair Value				719.0
3.875% Senior Notes \| Senior Notes
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying Value	497.9
Fair Value	504.9
Original 3.875 Percent Senior Notes \| Senior Notes
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying Value				512.2
Fair Value				522.1
4.375% Senior Notes \| Senior Notes
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying Value	719.2
Fair Value	730.8
Original 4.375 Percent Senior Notes \| Senior Notes
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying Value				714.8
Fair Value				729.4
Non-tendered Original Senior Notes \| Senior Notes
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Carrying Value	13.0			13.3
Fair Value	$ 12.9			$ 13.2