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Financial Assets Held-for-Trading (Details) - CLP ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | $ 1,872,355 | $ 1,745,366
Financial Assets Held-for-Trading |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | 1,872,355 | 1,745,366
Financial Assets Held-for-Trading | Central Bank bonds | Other instruments issued by the Chilean Government and Central Bank |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | 16,490 | 24,906
Financial Assets Held-for-Trading | Central Bank promissory notes | Other instruments issued by the Chilean Government and Central Bank |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | 1,008,035 | 1,410,080
Financial Assets Held-for-Trading | Other instruments issued by the Chilean Government and Central Bank | Other instruments issued by the Chilean Government and Central Bank |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | 99,164 | 88,486
Financial Assets Held-for-Trading | Other instruments issued by the Chilean Government and Central Bank | Other instruments issued in Chile |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | 3,272 | 1,664
Financial Assets Held-for-Trading | Other instruments issued by the Chilean Government and Central Bank | Instruments issued by foreign institutions |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading |  | 4,446
Financial Assets Held-for-Trading | Bonds from other domestic companies | Other instruments issued in Chile |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | 1,556 | 7,532
Financial Assets Held-for-Trading | Bonds from domestic banks | Other instruments issued in Chile |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | 55,094 | 20,186
Financial Assets Held-for-Trading | Deposits in domestic banks | Other instruments issued in Chile |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | 315,415 | 100,225
Financial Assets Held-for-Trading | Funds managed by related companies | Mutual fund investments |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading | 373,329 | 87,841
Financial Assets Held-for-Trading | Funds managed by third-party | Mutual fund investments |  |
Disclosure of financial assets [line items] |  |
Financial assets held-for-trading |  |

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