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INVENTORIES
3 Months Ended
Mar. 31, 2025
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
 March 31,December 31,
(Dollars in millions)20252024
Finished goods$1,412 $1,321 
Work in process347 305 
Raw materials and supplies712 737 
Total inventories at FIFO or average cost2,471 2,363 
Less: LIFO reserve355 375 
Total inventories$2,116 $1,988 
Inventories valued on the last-in, first-out ("LIFO") method were approximately 50 percent of total inventories at both March 31, 2025 and December 31, 2024.