v3.25.4
Inventories - Breakdown of Inventories (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Inventory [Line Items]    
Finished goods $ 620,738 $ 912,662
Raw materials and work in process 414,232 429,080
Stores, supplies and other 144,301 160,789
Total 1,179,271 1,502,531
Balance of adjustments to inventories 2,700 104,000
Inventory valuation adjustments utilized 101,200 500,600
Lithium    
Inventory [Line Items]    
Work in process $ 297,900 $ 290,600