XML 182 R163.htm IDEA: XBRL DOCUMENT v3.21.1

24. Shareholders' Compensation (Details) - BRL (R$) R$ / shares in Units, R$ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Shareholders Compensation
Profit for the year	R$ 3,794,295	R$ 1,789,067	R$ 5,074,136
Capital reserve	(189,715)
Profit for allocation	3,604,580
Proposed destination:
Mandatory minimum dividends:	(901,145)
Statutory reserve	(2,703,435)
Allocation of profit	R$ (3,604,580)
Weighted average number of shares	1,380,114,547	1,380,114,547	1,373,250,595
Dividends per share	R$ 0.652949
In current liabilities
Dividends, beginning balance	R$ 13,252
Dividends paid in year	(12,414)
Proposed dividends in 2020 exercise	901,145
Dividends, ending balance	R$ 901,983	R$ 13,252

X

- Definition

The amount of dividends paid per ordinary share.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 34
-IssueDate 2020-01-01
-Paragraph 16A
-Subparagraph f
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=34&code=ifrs-tx-2020-en-r&anchor=para_16A_f&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_DividendsPaidOrdinarySharesPerShare
Namespace Prefix:	ifrs-full_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The profit (loss) from continuing and discontinued operations attributable to owners of the parent. [Refer: Profit (loss)]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2020-01-01
-Paragraph 81B
-Subparagraph a
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_81B_a_ii&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_ProfitLossAttributableToOwnersOfParent
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The number of ordinary shares outstanding at the beginning of the period, adjusted by the number of ordinary shares bought back or issued during the period multiplied by a time-weighting factor.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 33
-IssueDate 2020-01-01
-Paragraph 70
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=33&code=ifrs-tx-2020-en-r&anchor=para_70_b&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_WeightedAverageShares
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represent information about the allocation of profit.

+ References

No definition available.

+ Details

Name:	sid_AllocationOfProfit
Namespace Prefix:	sid_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represent information about the capital reserves.

+ References

No definition available.

+ Details

Name:	sid_CapitalReserves
Namespace Prefix:	sid_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The amount refers to current liabilities on equity abtract.

+ References

No definition available.

+ Details

Name:	sid_CurrentLiabilitiesOnEquityAbtract
Namespace Prefix:	sid_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represent information about the dividends paid in year.

+ References

No definition available.

+ Details

Name:	sid_DividendsPaidInYear
Namespace Prefix:	sid_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The amount related to dividend paid.

+ References

No definition available.

+ Details

Name:	sid_DividendsPaidOnShareholdersEquityLiabilites
Namespace Prefix:	sid_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The amount of mandatory minimum dividends.

+ References

No definition available.

+ Details

Name:	sid_MinimumMandatoryDividend
Namespace Prefix:	sid_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The amount of profit for allocation.

+ References

No definition available.

+ Details

Name:	sid_ProfitForAllocation
Namespace Prefix:	sid_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The amount refers to proposed destination abtract.

+ References

No definition available.

+ Details

Name:	sid_ProposedDestinationAbtract
Namespace Prefix:	sid_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount related to proposed dividend.

+ References

No definition available.

+ Details

Name:	sid_ProposedDividendOnShareholdersEquityLiabilites
Namespace Prefix:	sid_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	sid_ShareholdersCompensationAbstract
Namespace Prefix:	sid_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of statutory reserves.

+ References

No definition available.

+ Details

Name:	sid_StatutoryReserves
Namespace Prefix:	sid_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration