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Goodwill and Other Intangibles Resulting from Business Acquisitions - Expected Amortization (Details)
$ in Millions
Sep. 30, 2023
USD ($)
Estimated Amortization Expense  
2023 (remainder of year) $ 22.0
2024 88.1
2025 87.4
2026 84.3
2027 84.1
2028 and thereafter $ 339.7