ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2025	Mar. 31, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance		$ 1,896.0	$ 1,771.0
Ending balance		1,556.8	1,709.3
Translation adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance		(35.5)	(28.1)
Reclassification of net loss (gain) on currency forward cash flow hedges to operations		0.7	(3.3)
Ending balance		(34.8)	(31.4)
Employment benefit
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance		25.9	27.9
Net gain (loss) on interest rate swap cash flow hedges		(2.4)	0.0
Reclassification of net loss (gain) on currency forward cash flow hedges to operations		(0.6)	(0.5)
Ending balance		22.9	27.4
Accumulated other comprehensive income (loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	[1]	(17.6)	(0.2)
Ending balance	[1]	(15.7)	(4.0)
Foreign Exchange Derivatives | Cash flow hedge
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance		(9.4)	0.0
Net gain (loss) on interest rate swap cash flow hedges		2.6	(9.6)
Reclassification of net loss (gain) on currency forward cash flow hedges to operations		3.7	5.9
Ending balance		(3.1)	(3.7)
Interest rate swaps | Cash flow hedge
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance		1.4	0.0
Net gain (loss) on interest rate swap cash flow hedges		(1.6)	4.2
Reclassification of net loss (gain) on currency forward cash flow hedges to operations		(0.5)	(0.5)
Ending balance		$ (0.7)	$ 3.7

[1] Accumulated other comprehensive income (loss) is net of tax (see note 10).