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INVENTORIES (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Inventory, Combining Work in Process and Raw Materials Alternative, Gross [Abstract]    
Raw materials $ 1,079,000,000 $ 1,056,000,000
Work in process 798,000,000 817,000,000
Finished products 2,612,000,000 2,593,000,000
Inventory, Gross 4,489,000,000 4,466,000,000
Reduction to LIFO cost basis 0 (45,000,000)
Inventories 4,489,000,000 4,421,000,000
Inventories Paragraph Details [Abstract]    
LIFO Inventory Amount   292,000,000
Inventory, LIFO Reserve $ 0 $ (45,000,000)