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SHARE-BASED COMPENSATION (Details) - Time Based And Performance Based Shares - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Share-based compensation        
Shares granted 1,100   267,100  
Weighted average grant date fair value (in dollars per share) $ 76.50   $ 65.89  
Total unrecognized compensation cost $ 30.2   $ 30.2  
Unrecognized compensation cost over weighted average period to be recognized     1 year 9 months 18 days  
Selling, general and administrative expenses        
Share-based compensation        
Total stock-based compensation cost $ 7.8 $ 5.0 $ 17.6 $ 15.5