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Goodwill and Other Identifiable Intangible Assets - Estimated Future Amortization Expense for Identifiable Intangible Assets (Detail)
$ in Millions
Mar. 31, 2022
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
Q2-Q4 2022 $ 16.8
2023 21.0
2024 20.5
2025 20.5
2026 19.2
2027 $ 17.9