Investments (Textuals) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Related Party Transaction [Line Items]
Cash surrender value of insurance contracts	$ 3.2	$ 4.0
Interest Rate Derivative Assets, at Fair Value	0.0
Accounts Receivable, Related Parties	18.9
Accounts Payable, Related Parties	25.7
Equity in earnings (loss) of unconsolidated subsidiaries, net	2.2	0.3	$ 0.7
Gain (Loss) on Disposition of Assets	5.1	3.1	11.5
Proceeds from Life Insurance Policy	0.0	0.0	15.6
Miscellaneous, net	$ 2.2	$ 3.4	$ 6.8