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FAIR VALUE OF FINANCIAL ASSETS AND LIABILITIES (Details 2) - CLP ($) $ in Millions | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
Disclosure of financial assets [line items] |  |  |  |
Assets |  | $ 39,132,512 | $ 35,823,605 |
Liabilities |  | 35,887,052 | 32,675,685 |
Deposits and Interbank Borrowings [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Liabilities |  | 8,741,417 | 7,768,166 |
Level 3 [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets |  | 12,193 | 22,987 | $ 40,034
Liabilities |  |  | 7 | $ 43
Loans and Account Receivable From Customers and Interbank Loans, Net [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets | [1] |  | 27,563,229 |
Not Measured At Fair Value [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets |  | 30,575,611 | 28,518,929 |
Liabilities |  | 32,375,241 | 28,375,550 |
Not Measured At Fair Value [Member] | Deposits and Interbank Borrowings [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Liabilities |  | 23,770,106 | 20,887,959 |
Not Measured At Fair Value [Member] | Issued Debt Instruments And Other Financial Liabilities [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Liabilities |  | 8,605,135 | 7,487,591 |
Not Measured At Fair Value [Member] | Level 1 [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets |  |  |  |
Liabilities |  |  |  |
Not Measured At Fair Value [Member] | Level 1 [Member] | Deposits and Interbank Borrowings [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Liabilities |  |  |  |
Not Measured At Fair Value [Member] | Level 1 [Member] | Issued Debt Instruments And Other Financial Liabilities [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Liabilities |  |  |  |
Not Measured At Fair Value [Member] | Level 2 [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets |  |  |  |
Liabilities |  | 32,375,241 | 28,375,550 |
Not Measured At Fair Value [Member] | Level 2 [Member] | Deposits and Interbank Borrowings [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Liabilities |  | 23,770,106 | 20,887,959 |
Not Measured At Fair Value [Member] | Level 2 [Member] | Issued Debt Instruments And Other Financial Liabilities [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Liabilities |  | 8,605,135 | 7,487,591 |
Not Measured At Fair Value [Member] | Level 3 [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets |  | 30,575,611 | 28,518,929 |
Liabilities |  |  |  |
Not Measured At Fair Value [Member] | Level 3 [Member] | Deposits and Interbank Borrowings [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Liabilities |  |  |  |
Not Measured At Fair Value [Member] | Level 3 [Member] | Issued Debt Instruments And Other Financial Liabilities [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Liabilities |  |  |  |
Not Measured At Fair Value [Member] | Loans and Account Receivable From Customers and Interbank Loans, Net [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets |  | 30,575,611 | 28,518,929 |
Not Measured At Fair Value [Member] | Loans and Account Receivable From Customers and Interbank Loans, Net [Member] | Level 1 [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets |  |  |  |
Not Measured At Fair Value [Member] | Loans and Account Receivable From Customers and Interbank Loans, Net [Member] | Level 2 [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets |  |  |  |
Not Measured At Fair Value [Member] | Loans and Account Receivable From Customers and Interbank Loans, Net [Member] | Level 3 [Member] |  |  |  |
Disclosure of financial assets [line items] |  |  |  |
Assets |  | $ 30,575,611 | $ 28,518,929 |
[1] | Loans and accounts receivables from customers are presented on a gross basis. Provisions amounts according to type of loan are detailed as follows: Commercial loans Ch$ 437,863 million, Mortgage loans Ch$ 69,066 million, and Consumer loans Ch$ 283,756 million.

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