INCOME TAXES - Summary of Aggregate Changes in Unrecognized Tax benefits (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Change in Unrecognized Tax Positions [Roll Forward]
Unrecognized tax positions, beginning of year	$ 10.0	$ 19.7
Gross decreases - tax positions in prior periods	(0.5)	(0.6)
Gross increases - current period tax positions	0.0	0.6
Settlements	(0.8)	(1.4)
Lapse of statute of limitations	(3.1)	(8.3)
Unrecognized tax positions, end of year	$ 5.6	$ 10.0