XML 359 R151.htm IDEA: XBRL DOCUMENT
v3.22.1

PROVISIONS FOR TAX, SOCIAL SECURITY, LABOR, CIVIL, ENVIRONMENTAL RISKS AND JUDICIAL DEPOSITS (Details Narrative) - BRL (R$) | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Updated amount | R$ 4,732,009 | R$ 4,542,786

X
- References No definition available. + Details
Name: | sid_UpdatedAmount
Namespace Prefix: | sid_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant