Income Tax Expense (Schedule of Income Tax Expense) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Income Tax Disclosure [Abstract]
Earnings before income taxes	$ 126.9	$ 115.3	$ 215.3	$ 206.0
Income tax expense	$ 30.2	$ 27.5	$ 51.8	$ 49.1
Effective tax rate	23.80%	23.90%	24.10%	23.80%

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details

- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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+ Details