SEGMENT INFORMATION - Reconciliation of Adjusted EBITDA to Net Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting [Abstract]
Net income attributable to common stockholders	$ 29.9	$ 65.2	$ 72.8	$ 121.3
Add (subtract):
Net (loss) income attributable to non-controlling interests	(0.2)	0.2	(0.1)	0.5
Net income from discontinued operations, net of tax	2.9	1.8	2.9	1.8
Income tax expense	21.2	23.9	38.1	43.9
Interest expense, net	12.0	13.2	23.7	27.3
Depreciation expense	10.1	10.3	19.6	20.9
Amortization expense	31.0	30.3	60.6	61.3
EBITDA	101.1	141.3	211.8	273.4
Adjustments to reconcile to Adjusted EBITDA:
Inventory step-up	0.0	0.0	0.0	0.5
Restructuring expense	1.9	1.3	4.2	3.2
Acquisition and integration expense	4.4	1.1	8.3	4.0
Foreign exchange (gain) loss on intercompany loans	(8.5)	(0.9)	(14.1)	0.7
Kuprion Acquisition research and development charge	15.7	0.0	15.7	0.0
Adjustment of stock compensation previously not probable			0.0	1.3
Other, net	1.5	(2.4)	2.5	2.1
Adjusted EBITDA	$ 116.1	$ 140.4	$ 228.4	$ 285.2