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INVENTORIES
9 Months Ended
Sep. 30, 2024
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
 September 30,December 31,
(Dollars in millions)20242023
Finished goods$1,332 $1,193 
Work in process302 293 
Raw materials and supplies691 618 
Total inventories at FIFO or average cost2,325 2,104 
Less: LIFO reserve421 421 
Total inventories$1,904 $1,683 
Inventories valued on the last-in, first-out ("LIFO") method were approximately 50 percent of total inventories at both September 30, 2024 and December 31, 2023.