XML 164 R128.htm IDEA: XBRL DOCUMENT
v3.22.1

Schedule of power plant (Details) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 BRL (R$)
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 1,032
Cemig Geracao Camargos [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 9
Jul 03, 2046 | Jan. 15, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Cemig Geracao Itutinga [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 8
Jul 03, 2046 | Jan. 15, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Dona Rita [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jul. 03, 2046
Extension in years | 4 years
[custom:NewEndOfConcession] | Jul. 19, 2050
Ervalia [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jul. 03, 2046
Extension in years | 9 months 18 days
[custom:NewEndOfConcession] | Apr. 19, 2047
Neblina [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jul. 03, 2046
Extension in years | 9 months 18 days
[custom:NewEndOfConcession] | Apr. 19, 2047
Peti [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jan. 05, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Sinceridade [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jul. 03, 2046
Extension in years | 8 months 12 days
[custom:NewEndOfConcession] | Mar. 12, 2047
Tronqueiras [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jan. 05, 2046
Extension in years | 1 year
[custom:NewEndOfConcession] | Dec. 26, 2046
Cajuru Cemig [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jan. 05, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Cemig Geracao Salto Grande [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 40
Jul 03, 2046 | Jan. 05, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Cemig Geracao Sul [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 2
Coronel Domiciano [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jul. 03, 2046
Extension in years | 9 months 18 days
[custom:NewEndOfConcession] | Apr. 11, 2047
Joasal [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 1
Jul 03, 2046 | Jan. 05, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Marmelos [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jan. 05, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Paciencia [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jan. 05, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Piau [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 1
Jul 03, 2046 | Jan. 05, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Cemig Geracao Tres Marias [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 116
Jul 03, 2046 | Jan. 05, 2046
Extension in years | 7 years
[custom:NewEndOfConcession] | Jan. 03, 2053
Cemig Poco Fundo [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 1
Jul 03, 2046 | May 29, 2045
Extension in years | 7 years
[custom:NewEndOfConcession] | May 27, 2052
Cemig P C H Pai Joaquim [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Apr. 04, 2032
Extension in years | 4 months 24 days
[custom:NewEndOfConcession] | Sep. 14, 2032
Machado Mineiro [Member] |
IfrsStatementLineItems [Line Items] |
Jul 03, 2046 | Jul. 08, 2025
Extension in years | 1 year 10 months 25 days
[custom:NewEndOfConcession] | May 21, 2027
Rosal [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 9
Jul 03, 2046 | May 08, 2032
Extension in years | 3 years 7 months 6 days
[custom:NewEndOfConcession] | Dec. 12, 2035
Sa Carvalho [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 39
Jul 03, 2046 | Dec. 01, 2024
Extension in years | 1 year 8 months 12 days
[custom:NewEndOfConcession] | Aug. 27, 2026
Total [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 226
Nova Ponte [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 255
Jul 03, 2046 | Jul. 23, 2025
Extension in years | 2 years 1 month 6 days
[custom:NewEndOfConcession] | Aug. 11, 2027
Irape [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 105
Jul 03, 2046 | Feb. 28, 2035
Extension in years | 2 years 7 months 6 days
[custom:NewEndOfConcession] | Sep. 18, 2037
Queimado [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 19
Jul 03, 2046 | Dec. 18, 2032
Extension in years | 1 year 9 months 18 days
[custom:NewEndOfConcession] | Jun. 26, 2034
Sao Bernardo Cemig [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 1
Jul 03, 2046 | Aug. 19, 2025
Extension in years | 1 year 10 months 25 days
[custom:NewEndOfConcession] | Jun. 27, 2027
Emborcacao [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 426
Jul 03, 2046 | Jul. 23, 2025
Extension in years | 1 year 9 months 18 days
[custom:NewEndOfConcession] | May 26, 2027
Total Cemig G T [Member] |
IfrsStatementLineItems [Line Items] |
[custom:IntangibleAssetsRightToExtensionOfConcession] | R$ 806

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