Income Tax Expenses (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income Tax Disclosure [Abstract]
Earnings from continuing operations before income taxes	$ 67.7	$ 67.4	$ 194.3	$ 191.4
Income tax expense	$ 13.2	$ 16.6	$ 43.2	$ 48.0
Effective tax rate	19.50%	24.60%	22.20%	25.10%