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15 Judicial Deposits (Details) - BRL (R$) R$ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Disclosure of fair value measurement of assets [line items] |  |
Judicial deposits | R$ 504,190 | R$ 528,290
Civil [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Judicial deposits | 60,233 | 68,625
Civil [Member] | Customers [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Judicial deposits | 1,897 | 1,861
Civil [Member] | Easements [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Judicial deposits | 5,076 | 3,280
Civil [Member] | Civil [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Judicial deposits | 53,260 | 63,484
Others [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Judicial deposits | 7,368 | 5,334
Taxes Claims [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Judicial deposits | 351,402 | 369,423
Labor Claims [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Judicial deposits | R$ 85,187 | R$ 84,908

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