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37. THE ANNUAL TARIFF ADJUSTMENT (Details Narrative) - Cemig Distribution [Member] | May 28, 2019
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Disclosure Of Financial Assets And Financial Liabilities With The Tariff Adjustments [line items] |
Percentage of annual tariffs adjustment | 8.73%
Percentage of annual tariff adjustment manageable cost | 1.60%
Percentage of annual tariffs remaining after adjustment | 7.13%
Non-Manageable Costs [Member] |
Disclosure Of Financial Assets And Financial Liabilities With The Tariff Adjustments [line items] |
Percentage of annual tariffs adjustment | 0.34%
Other Financial Components [Member] |
Disclosure Of Financial Assets And Financial Liabilities With The Tariff Adjustments [line items] |
Percentage of annual tariffs adjustment | 9.24%
Percentage of annual tariffs remaining effect | 10.79%
Percentage of annual tariffs remaining withdrawn | 2.45%

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