SEGMENT REPORTING - Financial Information Concerning Company's Reportable Segments (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Segment Reporting Information [Line Items]
Revenues	$ 668.0	$ 785.0
Adjusted Income from Operations	110.0	93.8
North America
Segment Reporting Information [Line Items]
Revenues	533.7	654.6
Adjusted Income from Operations	157.6	149.6
International
Segment Reporting Information [Line Items]
Revenues	134.3	130.4
Adjusted Income from Operations	12.6	15.1
Other Costs
Segment Reporting Information [Line Items]
Adjusted Income from Operations	$ (60.2)	$ (70.9)