SHARE-BASED COMPENSATION (Details) - Time Based And Performance Based Shares - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Share-based compensation
Shares granted	12,600		265,900
Weighted average grant date fair value (in dollars per share)	$ 63.78		$ 65.84
Total unrecognized compensation cost	$ 28.1		$ 28.1
Unrecognized compensation cost over weighted average period to be recognized			2 years
Selling, general and administrative expenses
Share-based compensation
Total stock-based compensation cost	$ 5.2	$ 5.8	$ 9.8	$ 10.5