XML 22 R10.htm IDEA: XBRL DOCUMENT v3.8.0.1

4. FINANCIAL INVESTMENTS

12 Months Ended

Dec. 31, 2017

Financial Investments Abstract

FINANCIAL INVESTMENTS

4. FINANCIAL INVESTMENTS

				Consolidated
		12/31/2017		12/31/2016
CDB - Bank Certificate of Deposit (1)		716,218		658,476
Government securities (2)		19,494		101,915
		735,712		760,391

(1) Financial investments linked to Bank Certificates of Deposit (CDBs), to be used as a collateral to a guarantee letter, of certain loans.

(2) Financial investments in Public Securities (Financial Treasury Bills) managed by its exclusive funds. In 2016, in addition to the Financial Treasury Bills, the Company had a financial investment in Public Securities managed by its exclusive funds which were used as collateral for future CDI rate’s contracts in the period as detailed in note 12 (b). These investments were settled in October 2017.

X

- References

No definition available.

+ Details

Name:	SID_FinancialInvestmentsAbstract
Namespace Prefix:	SID_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The disclosure of investments other than investments accounted for using the equity method. [Refer: Investments other than investments accounted for using equity method]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 10
-Subparagraph e
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_10_e&doctype=Standard
-URIDate 2017-03-09

+ Details

Name:	ifrs-full_DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodExplanatory
Namespace Prefix:	ifrs-full_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration