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OPERATIONS - Contingent Liabilities (Details) R$ in Thousands	Dec. 31, 2024 BRL (R$)
OPERATIONS
Recognition of contingent liabilities	R$ 8,964

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- Definition

No Definition

+ References

No definition available.

+ Details

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Namespace Prefix:	viv_
Data Type:	xbrli:stringItemType
Balance Type:	na
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- Definition

Recognition of contingent liabilities

+ References

No definition available.

+ Details

Name:	viv_RecognitionOfContingentLiabilities
Namespace Prefix:	viv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant