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Loans commitments and financial guarantees contracts (Tables) | 12 Months Ended
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Dec. 31, 2017
Disclosure of loans commitments and financial guarantees contracts [Abstract] |
Disclosure of detailed information about outstanding loans commitments and financial guarantees contracts [Text Block] | The Bank’s outstanding loans commitments and financial guarantees contracts are as follows:
|  | December 31, 2017 |  | December 31, 2016 |
Confirmed letters of credit |  |  | 273,449 |  |  | 216,608 |
Stand-by letters of credit and guaranteed – Commercial risk |  |  | 168,976 |  |  | 176,177 |
Credit commitments |  |  | 45,578 |  |  | 10,250 |
Total |  |  | 488,003 |  |  | 403,035 |
Disclosure of detailed information about remaining maturity of outstanding loans commitments and financial guarantees contracts [Text Block] | The remaining maturity profile of the Bank’s outstanding loans commitments and financial guarantees contracts is as follows:
Maturities |  | December 31, 2017 |  | December 31, 2016 |
Up to 1 year |  |  | 457,168 |  |  | 399,257 |
From 1 to 2 years |  |  | 257 |  |  | - |
From 2 to 5 years |  |  | 30,000 |  |  | 3,200 |
More than 5 years |  |  | 578 |  |  | 578 |
|  |  | 488,003 |  |  | 403,035 |
Disclosure of detailed information about loans commitments and financial guarantees contracts classfied by credit quality indicators [Text Block] | Loans commitments and financial guarantees contracts classified by issuer’s credit quality indicators are as follows:
Rating(1) |  | December 31, 2017 |  | December 31, 2016 |
1-4 |  |  | 151,934 |  |  | 145,255 |
5-6 |  |  | 336,069 |  |  | 193,368 |
7 |  |  | - |  |  | 64,412 |
8 |  |  | - |  |  | - |
9 |  |  | - |  |  | - |
10 |  |  | - |  |  | - |
Total |  |  | 488,003 |  |  | 403,035 |
(1) Current ratings as of December 31, 2017 and 2016, respectively.
Disclosure of detailed information about breakdown of loans commitments and financial guarantees contracts exposure by country risk [Text Block] | The breakdown of the Bank’s loans commitments and financial guarantees contracts exposure by country risk is as follows:
|  | December 31, 2017 |  | December 31, 2016 |
Country: |  |  |  |  |  |  |
Argentina |  |  | 7,546 |  |  | - |
Bolivia |  |  | 200 |  |  | 190 |
Brazil |  |  | - |  |  | - |
Canada |  |  | 425 |  |  | 160 |
Chile |  |  | 15,000 |  |  | - |
Colombia |  |  | 91,020 |  |  | 78,815 |
Costa Rica |  |  | 19,848 |  |  | 2,250 |
Dominican Republic |  |  | - |  |  | 26,787 |
Ecuador |  |  | 252,800 |  |  | 172,522 |
El Salvador |  |  | 767 |  |  | 1,305 |
Guatemala |  |  | 11,788 |  |  | 7,000 |
Honduras |  |  | 890 |  |  | 1,170 |
Mexico |  |  | 35,643 |  |  | 11,118 |
Panama |  |  | 31,260 |  |  | 39,756 |
Paraguay |  |  | 22 |  |  | - |
Peru |  |  | 17,618 |  |  | 42,764 |
Switzerland |  |  | - |  |  | 1,000 |
United Kingdom |  |  | - |  |  | 70 |
Uruguay |  |  | 3,176 |  |  | 18,128 |
Total |  |  | 488,003 |  |  | 403,035 |
Disclosure of detailed information about allowance for credit losses related to loans commitments and financial guarantees contracts [Text Block] | The allowances for credit losses related to loans commitments and financial guarantees contracts are as follows:
|  | Stage 1 (1) |  | Stage 2 (2) |  | Stage 3 (3) |  | Total |
Allowance for expected credit losses as of December 31, 2016 |  |  | 1,143 |  |  | 4,633 |  |  | - |  |  | 5,776 |
Transfer to lifetime expected credit losses |  |  | (1) |  |  | 1 |  |  | - |  |  | - |
Transfer to credit-impaired instruments |  |  | - |  |  | - |  |  | - |  |  | - |
Transfer to 12-month expected credit losses |  |  | - |  |  | - |  |  | - |  |  | - |
Net effect of changes in reserve for expected credit loss |  |  | (54) |  |  | 853 |  |  | - |  |  | 799 |
Instruments that have been derecognized during the year |  |  | (971) |  |  | - |  |  | - |  |  | (971) |
Changes due to instruments recognized as of December 31, 2016: |  |  | (1,026) |  |  | 854 |  |  | - |  |  | (172) |
New instruments originated or purchased |  |  | 1,241 |  |  | - |  |  | - |  |  | 1,241 |
Allowance for expected credit losses as of December 31, 2017 |  |  | 1,358 |  |  | 5,487 |  |  | - |  |  | 6,845 |
|  | Stage 1 (1) |  | Stage 2 (2) |  | Stage 3 (3) |  | Total |
Allowance for expected credit losses as of December 31, 2015 |  |  | 2,914 |  |  | 2,510 |  |  | - |  |  | 5,424 |
Transfer to lifetime expected credit losses |  |  | (646) |  |  | 693 |  |  | - |  |  | 47 |
Transfer to credit-impaired instruments |  |  | - |  |  | - |  |  | - |  |  | - |
Transfer to 12-month expected credit losses |  |  | - |  |  | - |  |  | - |  |  | - |
Net effect of changes in reserve for expected credit loss |  |  | (748) |  |  | 1,756 |  |  | - |  |  | 1,008 |
Instruments that have been derecognized during the year |  |  | (2,631) |  |  | (326) |  |  | - |  |  | (2,957) |
Changes due to instruments recognized as of December 31, 2015: |  |  | (4,025) |  |  | 2,123 |  |  | - |  |  | (1,902) |
New instruments originated or purchased |  |  | 2,254 |  |  | - |  |  | - |  |  | 2,254 |
Allowance for expected credit losses as of December 31, 2016 |  |  | 1,143 |  |  | 4,633 |  |  | - |  |  | 5,776 |
| (1) | 12-month expected credit losses.
| (2) | Lifetime expected credit losses.
| (3) | Credit-impaired financial assets (lifetime expected credit losses).

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