FAIR VALUE OF FINANCIAL INSTRUMENTS - Gains (Losses) on Derivatives (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	$ 402.2	$ 1,082.9	$ 486.9	$ 1,331.6
Ending balance	407.8	875.9	407.8	875.9
Accumulated Other Comprehensive (Loss) Income
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(48.9)	13.5	(37.7)	80.7
Ending balance	(32.2)	(5.4)	(32.2)	(5.4)
Accumulated Other Comprehensive (Loss) Income \| Derivatives designated as net investment hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance		7.4		0.0
Ending balance		4.1		4.1
Designated as Cash Flow Hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(12.0)	32.8	(3.1)	24.4
Ending balance	(17.9)	26.0	(17.9)	26.0
Designated as Net Investment Hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(18.3)	5.1	(16.0)	81.2
Ending balance	4.8	(7.0)	4.8	(7.0)
Designated as Net Investment Hedges \| Derivatives designated as net investment hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Amount of gains (losses) recognized, net of tax		(3.3)		4.1
Amount of gains (losses) reclassified into income, net of tax		0.0		0.0
Interest rate contracts \| Accumulated Other Comprehensive (Loss) Income \| Derivatives designated as cash flow hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(7.5)	31.7	0.8	26.7
Ending balance	(6.5)	26.3	(6.5)	26.3
Interest rate contracts \| Designated as Cash Flow Hedges \| Derivatives designated as cash flow hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Amount of gains (losses) recognized, net of tax	0.0	5.1	0.2	20.7
Amount of gains (losses) reclassified into income, net of tax	(1.0)	10.5	7.5	21.1
Cross-currency swaps \| Accumulated Other Comprehensive (Loss) Income \| Derivatives designated as cash flow hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(4.5)	1.1	(3.9)	(2.3)
Ending balance	(10.7)	(0.3)	(10.7)	(0.3)
Cross-currency swaps \| Accumulated Other Comprehensive (Loss) Income \| Derivatives designated as net investment hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	4.1		(1.9)
Ending balance	(2.5)		(2.5)
Cross-currency swaps \| Designated as Cash Flow Hedges \| Derivatives designated as cash flow hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Amount of gains (losses) recognized, net of tax	(43.7)	7.0	(74.8)	16.6
Amount of gains (losses) reclassified into income, net of tax	(37.5)	$ 8.4	(68.0)	$ 14.6
Cross-currency swaps \| Designated as Net Investment Hedges \| Derivatives designated as net investment hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Amount of gains (losses) recognized, net of tax	(6.6)		(0.6)
Amount of gains (losses) reclassified into income, net of tax	0.0		0.0
Foreign exchange forward contracts \| Accumulated Other Comprehensive (Loss) Income \| Derivatives designated as cash flow hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	0.0		0.0
Ending balance	(0.7)		(0.7)
Foreign exchange forward contracts \| Designated as Cash Flow Hedges \| Derivatives designated as cash flow hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Amount of gains (losses) recognized, net of tax	(0.7)		(0.7)
Amount of gains (losses) reclassified into income, net of tax	$ 0.0		$ 0.0