XML 216 R157.htm IDEA: XBRL DOCUMENT
v3.23.1

INCOME TAX AND SOCIAL CONTRIBUTION (Details 3) R$ in Thousands | Dec. 31, 2022 BRL (R$)
--- | ---
IfrsStatementLineItems [Line Items] |
Deferred Asset | R$ 6,058,723
Deferred liabilities - Parent Company | (963,005)
Net Deferred Asset | 5,095,718
Deferred liabilities - Subsidiaries | (216,950)
Net Deferred Asset | 4,878,768
Later Than Three Year [Member] |
IfrsStatementLineItems [Line Items] |
Deferred Asset | 825,267
Later Than Four Year [Member] |
IfrsStatementLineItems [Line Items] |
Deferred Asset | 704,944
Later Than Five Year [Member] |
IfrsStatementLineItems [Line Items] |
Deferred Asset | 601,980
Later Than Six Year [Member] |
IfrsStatementLineItems [Line Items] |
Deferred Asset | 722,660
Later Than Seven Year [Member] |
IfrsStatementLineItems [Line Items] |
Deferred Asset | R$ 3,203,872

X
- Definition The amount of deferred tax assets net of deferred tax liabilities, when the absolute amount of deferred tax assets is greater than the absolute amount of deferred tax liabilities. [Refer: Deferred tax assets; Deferred tax liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 12 -IssueDate 2022-03-24 -Paragraph 81 -Subparagraph g -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2022-en-r&anchor=para_81_g_i&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_NetDeferredTaxAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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

X
- References No definition available. + Details
Name: | sid_DeferredTaxAssets2
Namespace Prefix: | sid_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- References No definition available. + Details
Name: | sid_IfrsStatementLineItems
Namespace Prefix: | sid_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_MaturityAxis=sid_LaterThanThreeYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=sid_LaterThanFourYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=sid_LaterThanFiveYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=sid_LaterThanSixYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=sid_LaterThanSevenYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |