Income Taxes (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Impairment charges benefit	$ 9.4
Benefit from foreign tax withholdings	12.7	$ 10.5	$ 11.9
Other net tax expense (benefits)	(5.9)	0.4	2.7
Unrecognized tax benefits	5.0	$ 5.9	$ 6.6
Unrecognized tax benefits that would impact effective tax rate	3.9
Maximum tax carryforward expiring annually	10.0
Permanent reinvestment on earnings	514.1
Cumulative undistributed earnings that are indefinitely reinvested	337.6
Resulting provisional incremental tax expense	$ 16.8