Income Taxes (Textuals) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosures [Line Items]
Federal Statutory Income Tax Rate	21.00%	21.00%	21.00%
U.S. taxed foreign income	$ 17.1	$ 6.9	$ 8.7
Effective Income Tax Rate Reconciliation, Percent		0.40%
Foreign tax expense (benefit)	43.3	$ 38.2	14.6
Income tax penalties and interest accrued	1.3	1.7
Operating loss carryforwards	918.0
Net loss carryforward, deferred tax asset	179.4	150.7
Operating loss carryforwards, set to expire	454.9
Operating loss carryforwards, no expiration	463.2
Deferred tax asset, change in amount	206.5	32.3
Income Tax Expense (Benefit)	149.2	27.7	(1.0)
Deferred tax liability not recognized, amount of unrecognized deferred tax liability	994.9
Other	1.7	$ 0.2	$ 9.1
U.S. Foreign And State Authority
Income Tax Disclosures [Line Items]
Income Tax Effects Allocated Directly to Equity	3.3
Income Tax Expense (Benefit)	$ 209.8