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Derivatives - Narrative (Details) - USD ($)
$ in Millions
Sep. 30, 2024
Jan. 31, 2023
Derivatives    
Derivative, notional amount   $ 400.0
Derivative, fixed interest rate   3.8565%
Interest expense $ (0.2)  
Commodity swaps    
Derivatives    
Maximum loss if counterparties fail to perform 54.2  
Possible reduction in maximum loss if counterparties fail to perform $ 10.5