INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
INCOME TAXES
Effective income tax rate (as a percent)	19.10%	14.60%	19.40%	17.90%
Recognized discrete tax expense (benefit)	$ 3.5	$ 14.2	$ 2.3	$ 9.5
Deferred income taxes benefit			14.6
Recognized other discrete tax expense (benefit)	4.3	1.1	5.0	9.4
Excess tax benefits, share-based compensation	$ 0.8	$ 0.7	$ 2.7	$ 4.3