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GOODWILL AND OTHER INTANGIBLE ASSETS - Changes in Carrying Amount of Intangible Assets (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Finite-lived and Indefinite-lived Intangible Assets [Roll Forward]        
Beginning balance     $ 1,422.4  
Impairments during the period     (8.5)  
Divestitures     (193.6)  
Amortization during the period $ (31.4) $ (35.8) (94.5) $ (110.5)
Changes due to foreign currency fluctuations     (3.4)  
Ending balance $ 1,122.4   $ 1,122.4