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14. FINANCIAL INSTRUMENTS (Details 16) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of detailed information about financial instruments [line items] |  |  |
Other operating income and expenses | R$ (5,224,682) | R$ (4,631,236) | R$ 83,332
Other comprehensive income | (3,154,442) | 105,537 | R$ (2,713,844)
Foreign exchange risk [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Liabilities current | (8,722) |  |
Liabilities non-current | (97,535) |  |
Total | (106,257) |  |
Other operating income and expenses | (283,149) |  |
Other comprehensive income | (825) |  |
Financial income (expenses), net | (132,319) | 4,986 |
Foreign exchange risk [member] | Exchange rate swap dollar x euro [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Liabilities current | (7,829) |  |
Total | (7,829) |  |
Financial income (expenses), net | (9,070) | 783 |
Foreign exchange risk [member] | Exchange rate swap GBP x euro [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Financial income (expenses), net | (602) |  |
Foreign exchange risk [member] | Exchange rate swap CDI x dollar [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Liabilities non-current | (97,535) |  |
Total | (97,535) |  |
Financial income (expenses), net | (106,143) | 4,203 |
Foreign exchange risk [member] | Iron ore derivative [member] |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |
Liabilities current | (893) |  |
Total | (893) |  |
Other operating income and expenses | (283,149) |  |
Other comprehensive income | (825) |  |
Financial income (expenses), net | R$ (16,504) |  |

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- Definition The amount of financial liabilities classified as derivative instruments. [Refer: Financial assets; Derivatives [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_55&doctype=Standard -URIDate 2020-01-01 + Details
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