XML 52 R41.htm IDEA: XBRL DOCUMENT v3.24.3
Share-Based Compensation Expenses (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Share-Based Payment Arrangement [Abstract]        
Option awards $ 2.2 $ 2.0 $ 9.8 $ 9.7
Other share-based awards 5.6 7.9 18.5 24.7
Total share-based compensation before tax 7.8 9.9 28.3 34.4
Tax benefit 1.9 2.4 6.9 8.2
Total share-based compensation expense included in net income $ 5.9 $ 7.5 $ 21.4 $ 26.2