STOCK-BASED COMPENSATION PLANS - Stock Options Narrative (Details) - Stock options - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage per year (as percent)	25.00%
Vesting period (in years)	4 years
Contractual term (in years)	10 years
Compensation expense for stock options	$ 14.3	$ 15.3	$ 9.3
Unrecognized compensation cost related to unvested options	$ 31.4
Unrecognized compensation cost related to unvested options, weighted-average period of recognition (in years)	2 years 4 months 17 days