STOCK-BASED COMPENSATION (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) plan	Sep. 30, 2023 USD ($)
STOCK-BASED COMPENSATION
Stock-based compensation plans | plan			2
Compensation expense on share-based plans	$ 27.5	$ 17.9	$ 68.8	$ 52.5
Excess tax benefit realized for tax deductions from non-qualified stock option exercises and disqualifying dispositions of incentive stock options	$ 1.3	$ (0.2)	$ 10.3	$ 29.9