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Income and Social Contribution Taxes - Summary of Tax Incentives (Parenthetical) (Detail) R$ in Thousands	Dec. 31, 2019 BRL (R$)
Bahiana Distribuidora De Gas Ltda [member]
Disclosure of deferred income and social contribution taxes [line items]
Decrease percentage in inome tax incentive	R$ 1,067

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- Definition

Decrease percentage in inome tax incentive.

+ References

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- Definition

Disclosure of deferred income and social contribution taxes line items.

+ References

No definition available.

+ Details

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- Details

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