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40 Assets held for sale and discontinued operations (Details 1) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
AssetsHeldForSaleAndDiscontinuedOperationsLineItems [Line Items] |  |  |
Net Operating Revenue | R$ 18,633,249 |  |
Operating costs and expenses | (13,347,822) |  |
Gross Profit | 5,285,427 |  |
Selling expenses | (159,825) |  |
General and administrative expenses | (809,408) |  |
Other operational income (expenses) | (256,475) |  |
PROFIT BEFORE FINANCIAL RESULTS AND TAXES | (1,032,161) |  |
Profit (Loss) before financial results and taxes | 4,253,266 |  |
Financial results | 866,271 |  |
Operating profit | 5,119,537 |  |
Income tax and social contribution | 1,285,365 |  |
Net income (Loss) | 75,578 |  |
Discontinued operations [member] |  |  |
AssetsHeldForSaleAndDiscontinuedOperationsLineItems [Line Items] |  |  |
Net Operating Revenue | 355,843 | R$ 375,028 | R$ 384,316
Operating costs and expenses | (100,684) | (296,028) | (128,780)
Gross Profit | 255,159 | 79,000 | 255,536
Selling expenses | (31,244) | (31,286) | (43,295)
General and administrative expenses | (21,333) | (23,010) | (16,691)
Other operational income (expenses) | (50,518) | (136,310) | (52,686)
PROFIT BEFORE FINANCIAL RESULTS AND TAXES | (103,095) | (190,606) | (112,672)
Profit (Loss) before financial results and taxes | 152,064 | (111,606) | 142,864
Financial results | (33,378) | (33,122) | (24,905)
Operating profit | 118,686 | (144,728) | 117,959
Income tax and social contribution | (43,108) | 36,335 | (40,826)
Net income (Loss) | R$ 75,578 | R$ (108,393) | R$ 77,133

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