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Fair Value Measurements and Derivative Instruments - Additional Information (Details)
gal in Millions, $ in Millions
3 Months Ended
Dec. 31, 2024
USD ($)
gal
Sep. 30, 2024
USD ($)
Aug. 28, 2023
USD ($)
Jan. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Interest Rate Contracts          
Derivative [Line Items]          
Notional amount $ 600.0 $ 600.0      
Interest Rate Swaps          
Derivative [Line Items]          
Notional amount       $ 500.0 $ 500.0
Net deferred gain on interest rate swap net of taxes expected to be recognized over the next 12 months $ 2.9        
Interest Rate Collar Agreement          
Derivative [Line Items]          
Notional amount       $ 500.0  
Terminated notional amount     $ 400.0    
Fuel Contracts          
Derivative [Line Items]          
Notional volume | gal 4.0        
Maximum          
Derivative [Line Items]          
Percentage of participants compensation deferred 70.00%