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Significant events in the current year (Tables)
 12 Months Ended
Dec. 31, 2022
Significant Events In Current Year  
Relevant events and transactions
           
     
    Notes   Income Statement   Cash Flow
Discontinued operations (Coal)   16(a)   2,060   (73)
Capital reduction in a foreign subsidiary   15(a)   1,543   -
Sale of Midwestern System   16(b)   1,158   140
Sale of California Steel Industries   16(c)   292   437
Shareholder’s remuneration   30(d)   -   (6,615)
Shares buyback   30(c)   -   (6,036)
Sale of Companhia Siderúrgica do Pecém   16(d)   (135)   -