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CONSOLIDATED FINANCIAL STATEMENTS - Associate companies (Details)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Dona Francisca Energtica S.A.
CONSOLIDATED FINANCIAL STATEMENTS
Equity Interests (as a percent)	51.82%	51.82%	51.82%

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

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The proportion of ownership interest in an associate attributable to the entity. [Refer: Associates [member]]

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