GOODWILL AND INTANGIBLES (Details 2) - USD ($) $ in Millions	Sep. 30, 2019	Dec. 31, 2018	Sep. 30, 2018
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	$ 764.6	$ 768.3	$ 771.1
Finite-Lived Intangible Assets, Accumulated Amortization	(302.7)	(256.7)	(242.8)
Finite-Lived Intangible Assets, Net	461.9	511.6	528.3
Customers, customer contracts and relationships
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	671.1	675.2	676.2
Finite-Lived Intangible Assets, Accumulated Amortization	(248.0)	(211.9)	(199.9)
Finite-Lived Intangible Assets, Net	423.1	463.3	476.3
Trade name
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	7.0	7.0	7.0
Finite-Lived Intangible Assets, Accumulated Amortization	(5.6)	(4.6)	(4.3)
Finite-Lived Intangible Assets, Net	1.4	2.4	2.7
Acquired technology
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	84.7	85.4	85.6
Finite-Lived Intangible Assets, Accumulated Amortization	(48.5)	(39.6)	(36.6)
Finite-Lived Intangible Assets, Net	36.2	45.8	49.0
Other
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Line Items]
Finite-Lived Intangible Assets, Gross	1.8	0.7	2.3
Finite-Lived Intangible Assets, Accumulated Amortization	(0.6)	(0.6)	(2.0)
Finite-Lived Intangible Assets, Net	$ 1.2	$ 0.1	$ 0.3