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Leases - Schedule of Maturities of Lease Liabilities (Detail) - USD ($)
$ in Millions
Mar. 31, 2022
Dec. 31, 2021
Mar. 31, 2021
Finance Lease Liabilities, Payments, Due [Abstract]      
2022 $ 1.2    
2023 1.3    
2024 0.8    
2025 0.6    
2026 0.4    
Thereafter 0.1    
Total lease payments 4.4    
Less: imputed interest (0.4)    
Total future lease obligation 4.0 $ 3.6 $ 3.1
Operating Lease Liabilities, Payments Due [Abstract]      
2022 9.0    
2023 10.1    
2024 7.2    
2025 5.3    
2026 4.1    
Thereafter 5.8    
Total lease payments 41.5    
Less: imputed interest (5.0)    
Total future lease obligation $ 36.5 $ 38.1 $ 34.4