XML 169 R133.htm IDEA: XBRL DOCUMENT
v3.22.1

The potential right to recovery of PIS/Pasep and Cofins taxes embedded in the leasing consideration, according to the periods specified for payment, is as follows: (Details) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 BRL (R$)
[custom:ConsiderationForLleasingNominal] | R$ 663
[custom:ConsiderationForLleasingAdjusted] | 244
[custom:PotentialAndConflisLeasingNominal] | 56
[custom:PotentialAndConflisLeasingAdjusted] | R$ 18

X
- References No definition available. + Details
Name: | cig_ConsiderationForLleasingAdjusted
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | cig_ConsiderationForLleasingNominal
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | cig_PotentialAndConflisLeasingAdjusted
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | cig_PotentialAndConflisLeasingNominal
Namespace Prefix: | cig_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration