Employee Costs (Schedule Of Employee Compensation) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| Compensation Related Costs [Abstract] | |||
| Wages, salaries and incentive compensation | $ 320.2 | $ 282.1 | $ 259.7 |
| Payroll taxes | 23.9 | 20.8 | 18.3 |
| Defined contribution and defined benefit pension plan expense, net | 13.1 | 10.4 | 8.5 |
| Insurance and other benefit costs | 37.0 | 32.5 | 29.9 |
| Share-based compensation | 18.3 | 18.8 | 14.3 |
| Total | $ 412.5 | $ 364.6 | $ 330.7 |