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Goodwill and Other Intangible Assets - Schedule of Estimated Annual Amortization Expense Related to Other Intangible Assets (Detail) - USD ($)
$ in Millions
Mar. 31, 2023
Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]    
2023 (excluding the three months ended March 31, 2023) $ 0.7  
2024 0.7  
2025 0.7  
2026 0.7  
2027 0.7  
2028 and thereafter 4.1  
Net Book Value $ 7.6 $ 7.8