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Annual report pursuant to Section 13 and 15(d)

SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION - Inventory (Details)

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SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION - Inventory (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure Text Block [Abstract] Ìý Ìý
Finished and semi-finished goods $ 2,814 $ 2,125
Raw materials 2,070 1,431
Total product inventories 4,884 3,556
Manufacturing supplies and critical spares 304 272
Inventories 5,188 3,828
Excess of current cost over LIFO cost of iron ore inventories 124 104
Effect of inventory build $ 45 Ìý
Effect of inventory reduction Ìý $ 30