STOCKHOLDERS' EQUITY - Schedule of Changes in Accumulated Other Comprehensive (Loss) Income by Component (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 2,992.6	$ 3,444.2
OCI before reclassifications	1.1	3.0
Amounts reclassified from AOCI	0.9	1.5
Other comprehensive income	2.0	4.5
Ending balance	2,957.2	3,333.1
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(13.9)	(17.2)
Other comprehensive income	2.0	4.5
Ending balance	(11.9)	(12.7)
Gains and Losses On Derivative Instruments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(2.4)	0.3
OCI before reclassifications	2.7	0.3
Amounts reclassified from AOCI	1.1	1.7
Other comprehensive income	3.8	2.0
Ending balance	1.4	2.3
Cumulative Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(13.8)	(19.6)
OCI before reclassifications	(1.6)	2.7
Amounts reclassified from AOCI	0.0	0.0
Other comprehensive income	(1.6)	2.7
Ending balance	(15.4)	(16.9)
Postretirement Benefit Plan Items
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	2.3	2.1
OCI before reclassifications	0.0	0.0
Amounts reclassified from AOCI	(0.2)	(0.2)
Other comprehensive income	(0.2)	(0.2)
Ending balance	$ 2.1	$ 1.9

Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest.

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