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Debt - Schedule of Long Term Debt (Detail) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument    
Long-term debt $ 976.6 $ 491.3
Less current maturities of long-term debt 12.7 3.8
Long-term debt, net 963.9 487.5
Short-term debt 149.3 0.0
364-Day facility | Line of Credit    
Debt Instrument    
Short-term debt 150.0  
Senior Notes    
Debt Instrument    
Long-term debt 346.5 345.9
Line of Credit | Revolving debt    
Debt Instrument    
Long-term debt 175.0 0.0
Line of Credit | Term Loan    
Debt Instrument    
Long-term debt 454.6 145.4
Other notes payable    
Debt Instrument    
Long-term debt $ 0.5 $ 0.0