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INVENTORIES
9 Months Ended
Sep. 30, 2025
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
 September 30,December 31,
(Dollars in millions)20252024
Finished goods$1,346 $1,321 
Work in process288 305 
Raw materials and supplies636 737 
Total inventories at FIFO or average cost2,270 2,363 
Less: LIFO reserve333 375 
Total inventories$1,937 $1,988 
Inventories valued on the last-in, first-out ("LIFO") method were approximately 50 percent of total inventories at both September 30, 2025 and December 31, 2024.