GOODWILL AND OTHER INTANGIBLE ASSETS - Changes in Carrying Amount of Intangible Assets (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Finite-lived and Indefinite-lived Intangible Assets [Roll Forward]
Beginning of period			$ 1,637.7
Intangible assets acquired during the period			0.5
Valuation adjustments for prior year acquisitions			3.5
Divestiture of business			(5.7)
Impairments during the period			(1.7)
Amortization during the period	$ (36.9)	$ (32.9)	(74.7)	$ (64.8)
Changes due to foreign currency fluctuations			3.2
End of period	$ 1,562.8		$ 1,562.8