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INVENTORIES
12 Months Ended
Dec. 31, 2025
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
The components of inventories at December 31 were as follows:
20252024
 (Dollars in thousands)
Raw materials$586,296 $450,389 
Work-in-process204,882 199,030 
Finished goods595,089 530,406 
Other16,861 17,192 
1,403,128 1,197,017 
Adjustment to value inventory at cost on the LIFO method(322,994)(268,961)
$1,080,134 $928,056 
Inventories include $271.5 million and $264.7 million recorded on the FIFO method at December 31, 2025 and 2024, respectively, and $242.1 million and $195.5 million recorded on the average cost method at December 31, 2025 and 2024, respectively.