GOODWILL AND INTANGIBLE ASSETS (Details 2) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	$ 774.6	$ 764.0
Finite-Lived Intangible Assets, Accumulated Amortization	(528.8)	(490.2)
Finite-Lived Intangible Assets, Net	245.8	273.8
Amortization	37.0	55.3	$ 63.1
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	37.6
Finite-Lived Intangible Assets, Amortization Expense, Year Two	37.2
Finite-Lived Intangible Assets, Amortization Expense, Year Three	35.5
Finite-Lived Intangible Assets, Amortization Expense, Year Four	35.4
Finite-Lived Intangible Assets, Amortization Expense, Year Five	35.2
Finite-lived intangible asset impairment charge	0.0	0.0	$ 0.0
Customers, customer contracts and relationships
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	671.7	669.1
Finite-Lived Intangible Assets, Accumulated Amortization	(437.5)	(401.2)
Finite-Lived Intangible Assets, Net	$ 234.2	267.9
Customers, customer contracts and relationships | Minimum
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Asset, Useful Life	10 years
Customers, customer contracts and relationships | Maximum
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Asset, Useful Life	15 years
Trade names
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	$ 3.6	0.0
Finite-Lived Intangible Assets, Accumulated Amortization	(0.2)	0.0
Finite-Lived Intangible Assets, Net	$ 3.4	0.0
Trade names | Minimum
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Asset, Useful Life	7 years
Trade names | Maximum
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Asset, Useful Life	7 years
Acquired technology
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	$ 94.4	93.1
Finite-Lived Intangible Assets, Accumulated Amortization	(90.4)	(88.3)
Finite-Lived Intangible Assets, Net	$ 4.0	4.8
Acquired technology | Minimum
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Asset, Useful Life	4 years
Acquired technology | Maximum
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Asset, Useful Life	7 years
Other
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	$ 4.9	1.8
Finite-Lived Intangible Assets, Accumulated Amortization	(0.7)	(0.7)
Finite-Lived Intangible Assets, Net	$ 4.2	$ 1.1
Other | Minimum
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Asset, Useful Life	10 years
Other | Maximum
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Asset, Useful Life	10 years