GOODWILL AND INTANGIBLES (Details 2) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019	Sep. 30, 2019
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	$ 773.1	$ 767.4	$ 764.6
Finite-Lived Intangible Assets, Accumulated Amortization	(368.2)	(319.3)	(302.7)
Finite-Lived Intangible Assets, Net	404.9	448.1	461.9
Customers, customer contracts and relationships
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	676.5	673.5	671.1
Finite-Lived Intangible Assets, Accumulated Amortization	(299.2)	(260.9)	(248.0)
Finite-Lived Intangible Assets, Net	377.3	412.6	423.1
Trade name
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	7.1	7.0	7.0
Finite-Lived Intangible Assets, Accumulated Amortization	(7.1)	(6.0)	(5.6)
Finite-Lived Intangible Assets, Net	0.0	1.0	1.4
Acquired technology
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	87.7	85.1	84.7
Finite-Lived Intangible Assets, Accumulated Amortization	(61.3)	(51.8)	(48.5)
Finite-Lived Intangible Assets, Net	26.4	33.3	36.2
Other
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	1.8	1.8	1.8
Finite-Lived Intangible Assets, Accumulated Amortization	(0.6)	(0.6)	(0.6)
Finite-Lived Intangible Assets, Net	$ 1.2	$ 1.2	$ 1.2