XML 29 R28.htm IDEA: XBRL DOCUMENT
v3.20.1

22 EXPENSES BY NATURE | 12 Months Ended
--- | ---
Dec. 31, 2019
Expenses By Nature [Abstract] |
EXPENSES BY NATURE | 22 EXPENSES BY NATURE
|  | Consolidated
|  | 12/31/2019 |  | 12/31/2018 | 12/31/2017
Raw materials and inputs |  | (7,287,933) |  | (6,759,275) | (5,404,801)
Labor cost |  | (2,807,280) |  | (2,743,460) | (2,400,579)
Supplies |  | (1,981,547) |  | (1,782,576) | (1,451,437)
Maintenance cost (services and materials) |  | (1,340,135) |  | (1,326,894) | (1,145,974)
Outsourcing services |  | (2,392,626) |  | (2,368,387) | (2,040,057)
Freights |  | (334,509) |  | (109,756) | (106,026)
Distribution Freights |  | (1,787,979) |  | (1,692,785) | (1,278,356)
Depreciation, Amortization and depletion (Note 10 and 11) (Note 26) | (1,421,704) |  | (1.175.107) | (1,408,765)
Others |  | (763,421) |  | (905,128) | (591,094)
|  | (20,117,134) |  | (18,863,368) | (15,827,089)
Classified as: |  |  |  |  |
Cost of sales |  | (17,263,264) |  | (16,105,657) | (13,596,141)
Selling expenses |  | (2,342,805) |  | (2,263,688) | (1,815,107)
General and administrative expenses |  | (511,065) |  | (494,023) | (415,841)
|  | (20,117,134) |  | (18,863,368) | (15,827,089)
The depreciation, amortization and depletion additions for the year were distributed as follows:
| ConsColi Consolidated
| 12/31/2019 |  | 12/31/2018 |  | 12/31/2017
Production costs | 1,385,306 |  | 1,145,793 |  | 1,376,862
Sales expenses | 11,539 |  | 5,850 |  | 8,851
General and Administrative Expenses | 24,859 |  | 23,464 |  | 23,052
| 1,421,704 |  | 1,175,107 |  | 1,408,765
Other operating expenses (1) | 97,627 |  | 97,914 |  | 44,570
| 1,519,331 |  | 1,273,021 |  | 1,453,335
(1) Refers mainly to depreciation and amortization of paralyzed assets as described in note 23.

X
- Definition The disclosure of expenses by nature. [Refer: Expenses, by nature] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 10 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_10_e&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_DisclosureOfExpensesByNatureExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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