EARNINGS PER SHARE - Computation of Weighted Average Shares Outstanding (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Earnings Per Share [Abstract]
Net income	$ 91.7	$ 26.8	$ 147.7	$ 69.8
Net (income) loss attributable to non-controlling interests	(0.1)	0.2	(0.1)	0.1
Net income attributable to common stockholders	$ 91.6	$ 27.0	$ 147.6	$ 69.9
Basic weighted average common shares outstanding (in shares)	242.1	241.4	242.0	241.1
Denominator adjustments for diluted EPS:
Number of stock options and RSUs (in shares)	0.4	0.3	0.5	0.5
Denominator adjustments for diluted EPS (in shares)	0.4	0.3	0.5	0.5
Diluted weighted average common shares outstanding (in shares)	242.5	241.7	242.5	241.6
Earnings per share attributable to common stockholders:
Basic (in dollars per share)	$ 0.39	$ 0.12	$ 0.62	$ 0.30
Diluted (in dollars per share)	$ 0.39	$ 0.12	$ 0.62	$ 0.30