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Note 9 - Financial Assets at Fair Value Through Profit or Loss - Derivative Financial Assets FVTPL - Foreign Currency Forward and Interest Rate Swap (Details) - ARS ($) | Dec. 31, 2018 | Dec. 31, 2017 | Jan. 01, 2017
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Foreign Currency Forwards Abstract |  |  |
Foreign Currency Forwards Purchases Dollars | $ 620,651,000 | $ 658,575,000 | $ 162,156,000
Foreign Currency Forwards Purchases Euros | 0 | 0 | 176,000
Foreign Currency Forwards Sales Dollars | 760,615,000 | 645,582,000 | 183,056,000
Foreign Currency Forwards Sales Euros | 5,463,000 | 4,818,000 | 9,203,000
Interest Rate Swaps Abstract |  |  |
Fixed Rate For Floating Rate | $ 3,261,154,000 | $ 4,358,645,000 | $ 2,227,278,000

X
- References No definition available. + Details
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Period Type: | duration

X
- Definition The notional amount of foreign currency forward purchases contracts in dollars held by the entity. + References No definition available. + Details
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- Definition The notional amount of foreign currency forward purchases contracts in euros held by the entity. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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X
- Definition The notional amount of foreign currency forward sales contracts in dollars held by the entity. + References No definition available. + Details
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- Definition The notional amount of foreign currency forward sales contracts in euros held by the entity. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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- Definition The notional amount of interest rate swap contracts -receives fixed delivers variable - held by the entity. + References No definition available. + Details
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