XML 165 R146.htm IDEA: XBRL DOCUMENT
v3.21.1

19. TAXES IN INSTALLMENTS (Details) - BRL (R$) R$ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
TaxesInInstallmentsLineItems [Line Items] |  |  |
Federal REFIS debts and other tax installment payment plans, current |  | R$ 45,331 | R$ 19,498
Federal REFIS debts and other tax installment payment plans, noncurrent |  | 160,247 | 67,727
Federal REFIS law 11.941/09 [member] |  |  |
TaxesInInstallmentsLineItems [Line Items] |  |  |
Federal REFIS debts and other tax installment payment plans, current | [1] | 12,214 | 12,172
Federal REFIS debts and other tax installment payment plans, noncurrent | [1] | 15,529 | 17,436
Federal REFIS law 12.865/13 [member] |  |  |
TaxesInInstallmentsLineItems [Line Items] |  |  |
Federal REFIS debts and other tax installment payment plans, current | [2] | 6,633 | 6,481
Federal REFIS debts and other tax installment payment plans, noncurrent | [2] | 42,883 | 48,306
Other taxes in installments [member] |  |  |
TaxesInInstallmentsLineItems [Line Items] |  |  |
Federal REFIS debts and other tax installment payment plans, current |  | 26,484 | 845
Federal REFIS debts and other tax installment payment plans, noncurrent |  | R$ 101,835 | R$ 1,985
[1] | The refinancing program of Law 11,941 / 09 has a balance arising from the adhesion to the REFIS of taxes on profit (IRPJ and CSLL) for the years 2006, 2007 and 2012 and taxes on billing (PIS and COFINS) for the years 2006 and 2007. The installment payment is paid in monthly installments, with interest at the SELIC rate, which is the rate of the Brazilian federal funds
[2] | The refinancing program of Law 12.865 / 13 has a balance resulting from the adhesion to the REFIS of taxes on profit (IRPJ and CSLL) for the payment of the amounts related to taxes on the profit of the affiliates or subsidiaries abroad in 2009 to 2011. It is due in monthly installments, with interest at the SELIC rate, which is the rate of Brazilian federal funds.

X
- Definition Represents federal REFIS debts and other tax installment payment plans, current. + References No definition available. + Details
Name: | sid_FederalRefisAndOtherTaxInstallmentPaymentPlansCurrent
Namespace Prefix: | sid_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents federal REFIS debts and other tax installment payment plans, noncurrent. + References No definition available. + Details
Name: | sid_FederalRefisAndOtherTaxInstallmentPaymentPlansNoncurrent
Namespace Prefix: | sid_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | ifrs-full_ClassesOfLiabilitiesAxis=sid_FederalRefisLaw1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfLiabilitiesAxis=sid_FederalRefisLaw2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfLiabilitiesAxis=sid_OtherTaxesInInstallmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |