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LOANS AND ACCOUNTS RECEIVABLE FROM CUSTOMERS and INTERBANK LOANS (under IAS 39) (Details 3) $ in Millions | Dec. 31, 2017 CLP ($)
--- | ---
Disclosure of financial assets [line items] |
Assets before allowances | $ 27,725,914
Distribution percentage | 100.00%
Commercial Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 14,071,327
Distribution percentage | 50.75%
Commercial Loans [Member] | Manufacturing [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 1,218,232
Distribution percentage | 4.39%
Commercial Loans [Member] | Mining [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 302,037
Distribution percentage | 1.09%
Commercial Loans [Member] | Electricity, Gas and Water [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 336,048
Distribution percentage | 1.21%
Commercial Loans [Member] | Agriculture and Livestock [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 1,114,597
Distribution percentage | 4.02%
Commercial Loans [Member] | Forest [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 98,941
Distribution percentage | 0.36%
Commercial Loans [Member] | Fishing [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 215,994
Distribution percentage | 0.78%
Commercial Loans [Member] | Transportation And Telecom [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 697,948
Distribution percentage | 2.52%
Commercial Loans [Member] | Communications [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 168,744
Distribution percentage | 0.61%
Commercial Loans [Member] | Construction [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 1,977,417
Distribution percentage | 7.13%
Commercial Loans [Member] | Commerce Industry [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 3,294,555
Distribution percentage | 11.88%
Commercial Loans [Member] | Services [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 467,747
Distribution percentage | 1.69%
Commercial Loans [Member] | Other [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 4,179,067
Distribution percentage | 15.07%
Mortgage Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 9,096,895
Distribution percentage | 32.81%
Consumer Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 4,557,692
Distribution percentage | 16.43%
Domestic Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | $ 27,563,229
Domestic Loans [Member] | Commercial Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 13,908,642
Domestic Loans [Member] | Commercial Loans [Member] | Manufacturing [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 1,218,232
Domestic Loans [Member] | Commercial Loans [Member] | Mining [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 302,037
Domestic Loans [Member] | Commercial Loans [Member] | Electricity, Gas and Water [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 336,048
Domestic Loans [Member] | Commercial Loans [Member] | Agriculture and Livestock [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 1,114,597
Domestic Loans [Member] | Commercial Loans [Member] | Forest [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 98,941
Domestic Loans [Member] | Commercial Loans [Member] | Fishing [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 215,994
Domestic Loans [Member] | Commercial Loans [Member] | Transportation And Telecom [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 697,948
Domestic Loans [Member] | Commercial Loans [Member] | Communications [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 168,744
Domestic Loans [Member] | Commercial Loans [Member] | Construction [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 1,977,417
Domestic Loans [Member] | Commercial Loans [Member] | Commerce Industry [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 3,131,870
Domestic Loans [Member] | Commercial Loans [Member] | Services [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 467,747
Domestic Loans [Member] | Commercial Loans [Member] | Other [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 4,179,067
Domestic Loans [Member] | Mortgage Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 9,096,895
Domestic Loans [Member] | Consumer Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 4,557,692
Foreign Interbank Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 162,685
Foreign Interbank Loans [Member] | Commercial Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 162,685
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Manufacturing [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Mining [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Electricity, Gas and Water [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Agriculture and Livestock [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Forest [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Fishing [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Transportation And Telecom [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Communications [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Construction [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Commerce Industry [Member] |
Disclosure of financial assets [line items] |
Assets before allowances | 162,685
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Services [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Commercial Loans [Member] | Other [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Mortgage Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |
Foreign Interbank Loans [Member] | Consumer Loans [Member] |
Disclosure of financial assets [line items] |
Assets before allowances |

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