Income Tax Expenses (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Tax Disclosure [Abstract]
Earnings from continuing operations before income taxes	$ 67.2	$ 74.3	$ 126.6	$ 124.0
Income tax expense	$ 15.0	$ 19.2	$ 30.0	$ 31.4
Effective tax rate	22.30%	25.80%	23.70%	25.30%