XML 113 R92.htm IDEA: XBRL DOCUMENT
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Receivables from Customers, Traders and Concession Holders - Schedule of Changes in Provision for Doubtful Accounts (Details) - Eletrobras [Member] - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
IfrsStatementLineItems [Line Items] |  |  |
Beginning balance | R$ 867 | R$ 820 | R$ 833
Additions | 268 | 174 | 239
Changes to estimate assumptions | (93) |  | (130)
Disposals | (191) | (127) | (122)
Ending Balance | R$ 851 | R$ 867 | R$ 820

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- Definition Additions to advances payable. + References No definition available. + Details
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Balance Type: | credit
Period Type: | duration

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- Definition Changes to estimate assumptions. + References No definition available. + Details
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Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Represent information about the disposals to advance payable. + References No definition available. + Details
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Balance Type: | credit
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- Definition Ifrs Statement Line Items + References No definition available. + Details
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Period Type: | duration

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- Definition The amount of current advances received representing current contract liabilities for performance obligations satisfied at a point in time. [Refer: Advances received, representing contract liabilities for performance obligations satisfied at point in time] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_55&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 78 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78&doctype=Standard -URIDate 2024-03-27 + Details
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Namespace Prefix: | ifrs-full_
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Balance Type: | credit
Period Type: | instant

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- Details
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Balance Type: |
Period Type: |