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Inventories - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Inventories      
Inventory method last-in, first-out (“LIFO”)    
Replacement costs over stated LIFO value $ 45.9   $ 49.2
Lower of cost or market inventory adjustment $ 0.1 $ 9.0