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Financial Assets Available-for-Sale and Financial Assets at Fair Value through Other Comprehensive Income - Financial assets at fair value through other comprehensive income (Details) $ in Thousands, $ in Millions | Dec. 31, 2018 USD ($) | Dec. 31, 2018 CLP ($) | Dec. 31, 2017 CLP ($)
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Financial Assets Available-for-Sale and Financial Assets at Fair Value through Other Comprehensive Income |  |  |
Financial assets at fair value through other comprehensive income | $ 1,518,441 | $ 1,053,191 |
Financial assets available-for-sale |  |  | $ 1,526,315
Assets instruments Available-for Sale |  |  |
Financial Assets Available-for-Sale and Financial Assets at Fair Value through Other Comprehensive Income |  |  |
Financial assets available-for-sale |  |  | 1,526,315
Debt instruments valued at fair value |  |  |
Financial Assets Available-for-Sale and Financial Assets at Fair Value through Other Comprehensive Income |  |  |
Financial assets at fair value through other comprehensive income |  | 1,043,440 | $ 1,516,063
Equity instruments valued at fair value |  |  |
Financial Assets Available-for-Sale and Financial Assets at Fair Value through Other Comprehensive Income |  |  |
Financial assets at fair value through other comprehensive income |  | $ 9,751 |

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- Definition The amount of financial assets at fair value through other comprehensive income. [Refer: At fair value [member]; Financial assets; Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 8 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_8_h&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of non-derivative financial assets that are designated as available for sale or are not classified as (a) loans and receivables; (b) held-to-maturity investments; or (c) financial assets at fair value through profit or loss. [Refer: Derivative financial assets; Financial assets at fair value through profit or loss; Held-to-maturity investments] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2021-01-01 -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 8 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-02&anchor=para_8_d&doctype=Standard&book=b -URIDate 2018-03-16 + Details
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