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v3.23.2

CONCESSION FINANCIAL AND SECTOR ASSETS AND LIABILITIES (Details 3) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
IfrsStatementLineItems [Line Items] |  |  |
Beginning Balance | R$ 2,792 | R$ 2,550 | R$ 2,468
Interest | 467 | 523 | 347
Amounts received | (309) | (281) | (265)
Ending Balance | 2,950 | 2,792 | 2,550
Cemig Geracao Tres Marias S A [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Beginning Balance | 1,584 | 1,447 | 1,402
Interest | 254 | 287 | 188
Amounts received | (166) | (150) | (143)
Ending Balance | 1,672 | 1,584 | 1,447
Cemig geracao salto grande sa [member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Beginning Balance | 497 | 454 | 440
Interest | 80 | 90 | 59
Amounts received | (52) | (47) | (45)
Ending Balance | 525 | 497 | 454
Cemig Geracao Itutinga S A [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Beginning Balance | 187 | 171 | 165
Interest | 33 | 37 | 25
Amounts received | (22) | (21) | (19)
Ending Balance | 198 | 187 | 171
Cemig Geracao Camargos S A [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Beginning Balance | 140 | 128 | 124
Interest | 25 | 27 | 18
Amounts received | (17) | (15) | (14)
Ending Balance | 148 | 140 | 128
Cemig Geracao Sul S A [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Beginning Balance | 184 | 167 | 161
Interest | 34 | 38 | 26
Amounts received | (23) | (21) | (20)
Ending Balance | 195 | 184 | 167
Cemig Geracao Leste S A [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Beginning Balance | 125 | 114 | 110
Interest | 26 | 27 | 19
Amounts received | (18) | (16) | (15)
Ending Balance | 133 | 125 | 114
Cemig Geracao Oeste S A [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Beginning Balance | 75 | 69 | 66
Interest | 15 | 17 | 12
Amounts received | (11) | (11) | (9)
Ending Balance | R$ 79 | R$ 75 | R$ 69

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