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26 EMPLOYEE BENEFITS (Details 3) - BRL (R$) R$ in Thousands |  | 12 Months Ended
--- | --- | ---
Dec. 23, 2019 | Dec. 31, 2019 | Dec. 31, 2018
EmployeeBenefitsLineItems [Line Items] |  |  |
Fair value of plan assets at the beginning of the year |  | R$ (3,403,906) |
Benefits paid | R$ (689,000) |  |
Fair value of plan assets at the end of the year |  | (3,894,488) | R$ (3,403,906)
Benefits of Pension Plans [Member] |  |  |
EmployeeBenefitsLineItems [Line Items] |  |  |
Fair value of plan assets at the beginning of the year |  | (3,403,906) | (3,305,356)
Interest income |  | (314,102) | (327,830)
Benefits paid |  | 269,995 | 280,493
Participant contributions made in the period |  | (2,127) |
Return on plan assets (less interest income) |  | (444,348) | (51,213)
Fair value of plan assets at the end of the year |  | R$ (3,894,488) | R$ (3,403,906)

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- Definition The amount of benefits paid or payable for retirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 26 -IssueDate 2019-01-01 -Paragraph 35 -Subparagraph b -Clause v -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=26&code=ifrs-tx-2019-en-r&anchor=para_35_b_v&doctype=Standard -URIDate 2019-03-27 + Details
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Period Type: | duration

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- Definition The decrease (increase) in the net defined benefit liability (asset) resulting from contributions to a defined benefit plan by plan participants. [Refer: Net defined benefit liability (asset); Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2019-01-01 -Paragraph 141 -Subparagraph f -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2019-en-r&anchor=para_141_f&doctype=Standard -URIDate 2019-03-27 + Details
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Period Type: | duration

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- Definition The fair value of defined benefit plan assets. Plan assets comprise assets held by a long-term employee benefit fund and qualifying insurance policies. [Refer: At fair value [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2019-01-01 -Paragraph 57 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2019-en-r&anchor=para_57_a&doctype=Standard -URIDate 2019-03-27 + Details
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Balance Type: | debit
Period Type: | instant

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- Definition The decrease (increase) in the net defined benefit liability (asset) resulting from the return on plan assets, excluding amounts included in interest income or expense. The return on plans assets is interest, dividends and other revenue derived from the plan assets, together with realised and unrealised gains or losses on the plan assets, less any costs of managing plan assets and less any tax payable by the plan itself, other than tax included in the actuarial assumptions used to measure the present value of the defined benefit obligation. [Refer: Plan assets [member]; Net defined benefit liability (asset); Actuarial assumptions [member]; Interest expense (income), net defined benefit liability (asset)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2019-01-01 -Paragraph 141 -Subparagraph c -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2019-en-r&anchor=para_141_c_i&doctype=Standard -URIDate 2019-03-27 + Details
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- References No definition available. + Details
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- Definition The amount refers to interest income net defined benefit liability asset. + References No definition available. + Details
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- Details
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