XML 163 R143.htm IDEA: XBRL DOCUMENT
v3.25.1

POST-EMPLOYMENT BENEFIT - Actuarial and Economic Hypotheses (Details) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Actuarial assumptions determine the defined benefit obligation and expenses for the year |  |
Table of active and inactive mortality | AT-2000 (segregated by gender), smoothed between 10% and 25% and BR-EMSsb-v. 2015 M&F | AT-2000 (segregated by gender), smoothed between 10% and 25% and BR-EMSsb-v.2015 M&F
Table of mortality of disabled persons | RP-2000 (female); PUB 2010 MI gender -segregated; RRB-1983, gender-segregated; AT-49 Male; MI-2006 (Segregated); RP-2000 (Segregated); MI-85, gender -segregated; AT-83 IAM M. | RP-2000 (female), RP-2000 Disabled (gender segregated), RRB-1983, gender segregated, AT-49 MaleRRB-1983, gender segregatedWinklevoss, 20% reducedMI-85, gender segregated, and AT-83 IAM MMI-85, gender segregated.
Table of disability | Álvaro Vindas, softened by 50%; Light Weak; Grupo Americana; TASA 1927, aggravated by 20%; Light Medium. | Álvaro Vindas, Álvaro Vindas, softened by 50%, Light Weak, Grupo Americana and TASA 1927, aggravated by 20%.
Table of active and inactive mortality | Minimum |  |
Actuarial assumptions determine the defined benefit obligation and expenses for the year |  |
Smoothed percentage | 10.00% | 10.00%
Table of active and inactive mortality | Maximum |  |
Actuarial assumptions determine the defined benefit obligation and expenses for the year |  |
Smoothed percentage | 25.00% | 25.00%
Table of mortality of disabled persons |  |
Actuarial assumptions determine the defined benefit obligation and expenses for the year |  |
Relieved percentage |  | 20.00%
Table of disability |  |
Actuarial assumptions determine the defined benefit obligation and expenses for the year |  |
Smoothed percentage | 50.00% | 50.00%
Aggravated percentage | 20.00% | 20.00%
Pension benefit plans |  |
Actuarial assumptions determine the defined benefit obligation and expenses for the year |  |
Average annual inflation rate | 3.50% | 4.00%
Expected return on plan assets | 3.50% | 4.00%
Pension benefit plans | Minimum |  |
Actuarial assumptions determine the defined benefit obligation and expenses for the year |  |
Actual annual actuarial discount interest rate | 5.49% | 5.22%
Projection of average wage increase | 0.00% | 1.00%
Pension benefit plans | Maximum |  |
Actuarial assumptions determine the defined benefit obligation and expenses for the year |  |
Actual annual actuarial discount interest rate | 8.10% | 6.62%
Projection of average wage increase | 0.98% | 2.01%
Social security defined benefit plans | Plan assets |  |
Actuarial assumptions determine the defined benefit obligation and expenses for the year |  |
Current return on plan assets | R$ (251,420) | R$ 4,368,261

X
- Definition Description of disability table of disabled used as the significant actuarial assumption to determine the present value of a defined benefit obligation. + References No definition available. + Details
Name: | ebr_ActuarialAssumptionOfDisabilityDetails
Namespace Prefix: | ebr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of mortality table used as the significant actuarial assumption to determine the present value of a defined benefit obligation. + References No definition available. + Details
Name: | ebr_ActuarialAssumptionOfMortalityDetails
Namespace Prefix: | ebr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of mortality table of disabled used as the significant actuarial assumption to determine the present value of a defined benefit obligation. + References No definition available. + Details
Name: | ebr_ActuarialAssumptionOfMortalityTableOfDisabled
Namespace Prefix: | ebr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage of aggravating in actuarial valuation of assumption in defined benefit plan. + References No definition available. + Details
Name: | ebr_DefinedBenefitPlanActuarialAssumptionAggravatingPercentage
Namespace Prefix: | ebr_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percentage of relieving in actuarial valuation of assumption in defined benefit plan. + References No definition available. + Details
Name: | ebr_DefinedBenefitPlanActuarialAssumptionRelievingPercentage
Namespace Prefix: | ebr_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percentage of smoothing in actuarial valuation of assumption in defined benefit plan. + References No definition available. + Details
Name: | ebr_DefinedBenefitPlanActuarialAssumptionSmoothingPercentage
Namespace Prefix: | ebr_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage of expected return on plan assets defined benefit plan . + References No definition available. + Details
Name: | ebr_ExpectedReturnOnPlanAssetsDefinedBenefitPlan
Namespace Prefix: | ebr_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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

X
- Definition The discount rate used as the significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit obligation, at present value; Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 144 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_144&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ActuarialAssumptionOfDiscountRates
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The expected rate of inflation that is used as a significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit plans [member]; Defined benefit obligation, at present value; Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 144 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_144&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ActuarialAssumptionOfExpectedRatesOfInflation
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The expected rate of salary increases used as a significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit plans [member]; Defined benefit obligation, at present value; Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 144 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_144&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ActuarialAssumptionOfExpectedRatesOfSalaryIncreases
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- 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 plan 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]; Increase (decrease) in net defined benefit liability (asset) resulting from interest expense (income)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 141 -Subparagraph c -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_141_c_i&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ReturnOnPlanAssetsNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ebr_DefinedBenefitPlansDemographicAssumptionsTablesAxis=ebr_DefinedBenefitPlanDemographicAssumptionTableOfActiveAndInactiveMortalityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ebr_DefinedBenefitPlansDemographicAssumptionsTablesAxis=ebr_DefinedBenefitPlanDemographicAssumptionTableOfMortalityOfDisabledPersonsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ebr_DefinedBenefitPlansDemographicAssumptionsTablesAxis=ebr_DefinedBenefitPlanDemographicAssumptionTableOfDisabilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=ebr_DefinedBenefitPensionPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=ebr_SocialSecurityBenefitPlansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_NetDefinedBenefitLiabilityAssetAxis=ifrs-full_PlanAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |