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Goodwill and Other Identifiable Intangible Assets - Estimated Future Amortization Expense for Identifiable Intangible Assets (Detail)
$ in Millions
Dec. 31, 2024
USD ($)
Expected Amortization Expense  
Estimated amortization expense 2025 $ 57.1
Estimated amortization expense 2026 55.8
Estimated amortization expense 2027 54.5
Estimated amortization expense 2028 52.1
Estimated amortization expense 2029 $ 51.7