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Defined Contribution and Defined Benefit Retirement - Schedule of Defined Benefit Plan Expected Future Payments (Detail) - Pension Plans Defined Benefit [Member]
$ in Millions
Dec. 31, 2022
USD ($)
Pension Plans Postretirement And Other Employee Benefits [Line Items]  
2023 $ 26.5
2024 28.0
2025 28.4
2026 29.6
2027 31.7
Next 5 years $ 173.2