Investments in Affiliated Companies (Balance Sheet, Affiliates) (Details 5) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Identifiable assets	$ 10,072.0	$ 9,541.7	$ 8,937.6
Shareholders’ equity	2,029.6	2,019.2	$ 1,957.4
Total Liabilities and Shareholders’ Equity	10,072.0	9,541.7
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]
Schedule of Equity Method Investments [Line Items]
Current assets	490.7	574.3
Noncurrent assets	4,186.1	4,389.4
Identifiable assets	4,676.8	4,963.7
Current liabilities	631.8	492.6
Liabilities, Noncurrent	2,916.3	3,329.6
Shareholders’ equity	1,128.7	1,141.5
Total Liabilities and Shareholders’ Equity	$ 4,676.8	$ 4,963.7