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Joint Ventures and Other Equity Investments (Combined Balance of Equity Method Investments) (Details) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Equity Method Investments and Joint Ventures [Abstract]    
Held-to-maturity investment $ 7.9 $ 0.0
Equity method investments 56.4 58.4
Total investments $ 64.3 $ 58.4