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Note 16 - Income Tax (Details) - ARS ($) | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Income Tax Abstract |  |  |  |  |  |  |
Unrecognised Deferred Tax Liabilities |  |  | $ 364,416,000 | $ 336,016,000 |  |  |
Applicable Income Tax Rate | 25% | 30% | 30% | 35% |  |  |
Reduction from the Application of the Tax Inflation Adjustment (Nominal Value) |  |  | $ 1,021,518,000 | $ 1,185,800,000 |  |  |
Inflation Adjustment in Income Tax Expense |  |  | 1,414,068,000 | 2,058,359,000 |  |  |
Income Tax Expense |  |  | (4,336,370,000) | $ (722,492,000) | $ (555,002,000) | $ (647,945,000) | $ (264,257,000)
Reduction of Profit due to Hyperinflationary Adjustment |  |  | $ 11,654,234,000 |  |  |  |

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