v3.25.4
Inventory (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Components of inventory    
Merchandise inventory $ 499.4 $ 416.0
Finished goods 102.3 101.2
Raw materials 151.8 149.3
Work in process 64.7 65.0
Total $ 818.2 $ 731.5
Inventory under the LIFO method:    
Percentage of total inventory 22.00% 22.00%
Excess of current cost over carrying value $ 44.6 $ 39.7