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Note 2 - Basis of Preparation - Effect of Transition of BCRA GAAP to IFRS-IASB in Cash Flows (Details) - ARS ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Jan. 01, 2017 | Dec. 31, 2016
Statement of Cash Flows Changes LineItems |  |  |  |
CASH AND CASH EQUIVALENTS | $ 99,105,461,000 | $ 56,453,684,000 | $ 88,746,425,000 | $ 88,746,425,000
TOTAL CHANGES IN CASH FLOWS | 42,651,777,000 | (32,292,741,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) OPERATING ACTIVITIES | 49,105,120,000 | (29,492,048,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) INVESTING ACTIVITIES | (825,653,000) | (2,026,683,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) FINANCING ACTIVITIES | (1,594,078,000) | 8,956,258,000 |  |
Effect of Exchange Rate Changes on Cash and Cash Equivalents | 17,838,854,000 | (1,856,482,000) |  |
Inflation Effect on Cash and Cash Equivalents Balance | (21,872,466,000) | (7,873,786,000) |  |
TOTAL CHANGES IN CASH FLOWS | $ 42,651,777,000 | (32,292,741,000) |  |
Cash Flows in Accordance with BCRA GAAP Member |  |  |  |
Statement of Cash Flows Changes LineItems |  |  |  |
CASH AND CASH EQUIVALENTS |  | 39,524,382,000 | 48,856,107,000 |
TOTAL CHANGES IN CASH FLOWS |  | (9,331,725,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) OPERATING ACTIVITIES |  | (14,948,594,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) INVESTING ACTIVITIES |  | (1,636,340,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) FINANCING ACTIVITIES |  | 5,448,732,000 |  |
Effect of Exchange Rate Changes on Cash and Cash Equivalents |  | 1,804,477,000 |  |
Inflation Effect on Cash and Cash Equivalents Balance |  | 0 |  |
TOTAL CHANGES IN CASH FLOWS |  | (9,331,725,000) |  |
Cash Equivalents Under GAAP Member |  |  |  |
Statement of Cash Flows Changes LineItems |  |  |  |
CASH AND CASH EQUIVALENTS |  | (1,271,767,000) | (671,138,000) |
TOTAL CHANGES IN CASH FLOWS |  | (600,629,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) OPERATING ACTIVITIES |  | (600,629,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) INVESTING ACTIVITIES |  | 0 |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) FINANCING ACTIVITIES |  | 0 |  |
Effect of Exchange Rate Changes on Cash and Cash Equivalents |  | 0 |  |
Inflation Effect on Cash and Cash Equivalents Balance |  | 0 |  |
TOTAL CHANGES IN CASH FLOWS |  | (600,629,000) |  |
PSA Deconsolidation Member |  |  |  |
Statement of Cash Flows Changes LineItems |  |  |  |
CASH AND CASH EQUIVALENTS |  | (16,673,000) | (20,020,000) |
TOTAL CHANGES IN CASH FLOWS |  | 3,347,000 |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) OPERATING ACTIVITIES |  | 223,347,000 |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) INVESTING ACTIVITIES |  | 0 |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) FINANCING ACTIVITIES |  | (220,000,000) |  |
Effect of Exchange Rate Changes on Cash and Cash Equivalents |  | 0 |  |
Inflation Effect on Cash and Cash Equivalents Balance |  | 0 |  |
TOTAL CHANGES IN CASH FLOWS |  | 3,347,000 |  |
Other Cash Equivalents Member |  |  |  |
Statement of Cash Flows Changes LineItems |  |  |  |
CASH AND CASH EQUIVALENTS |  | 0 | 0 |
TOTAL CHANGES IN CASH FLOWS |  | 0 |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) OPERATING ACTIVITIES |  | (133,732,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) INVESTING ACTIVITIES |  | 163,226,000 |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) FINANCING ACTIVITIES |  | (29,494,000) |  |
Effect of Exchange Rate Changes on Cash and Cash Equivalents |  | 0 |  |
Inflation Effect on Cash and Cash Equivalents Balance |  | 0 |  |
TOTAL CHANGES IN CASH FLOWS |  | 0 |  |
Adjustment In Terms of Measuring Unit Member |  |  |  |
Statement of Cash Flows Changes LineItems |  |  |  |
CASH AND CASH EQUIVALENTS |  | 18,217,742,000 | 40,581,476,000 |
TOTAL CHANGES IN CASH FLOWS |  | (22,363,734,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) OPERATING ACTIVITIES |  | (14,032,441,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) INVESTING ACTIVITIES |  | (553,569,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) FINANCING ACTIVITIES |  | 3,757,021,000 |  |
Effect of Exchange Rate Changes on Cash and Cash Equivalents |  | (3,660,959,000) |  |
Inflation Effect on Cash and Cash Equivalents Balance |  | (7,873,786,000) |  |
TOTAL CHANGES IN CASH FLOWS |  | (22,363,734,000) |  |
Cash Flows in Accordance with IFRS-IASB Member |  |  |  |
Statement of Cash Flows Changes LineItems |  |  |  |
CASH AND CASH EQUIVALENTS |  | 56,453,684,000 | $ 88,746,425,000 |
TOTAL CHANGES IN CASH FLOWS |  | (32,292,741,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) OPERATING ACTIVITIES |  | (29,492,049,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) INVESTING ACTIVITIES |  | (2,026,683,000) |  |
TOTAL CASH FLOWS GENERATED BY/(USED IN) FINANCING ACTIVITIES |  | 8,956,259,000 |  |
Effect of Exchange Rate Changes on Cash and Cash Equivalents |  | (1,856,482,000) |  |
Inflation Effect on Cash and Cash Equivalents Balance |  | (7,873,786,000) |  |
TOTAL CHANGES IN CASH FLOWS |  | $ (32,292,741,000) |  |

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