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Summary of Liabilities Measured at Fair Value on a Recurring Basis (Detail) - Fair Value Measurements, Recurring - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Interest rate swap liabilities [1]   $ 14.6
Interest rate swap assets [1] $ 20.4  
Level 1    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Interest rate swap liabilities [1]   0.0
Interest rate swap assets [1] 0.0  
Level 2    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Interest rate swap liabilities [1]   14.6
Interest rate swap assets [1] 20.4  
Level 3    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Interest rate swap liabilities [1]   $ 0.0
Interest rate swap assets [1] $ 0.0  
[1] See further discussion of interest rate swaps at Note 14.