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Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of breakdown of the balance under the heading Equity instruments at fair value through OCI - Equity Instruments Valued At Fair Value [Member] - CLP ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
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Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of breakdown of the balance under the heading Equity instruments at fair value through OCI [Line Items] |  |
Total | $ 7,630 | $ 8,497
Other Instruments Issued In Chile [Member] |  |
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of breakdown of the balance under the heading Equity instruments at fair value through OCI [Line Items] |  |
Total | 6,869 | 7,446
Instruments Issued By Foreign Institutions [Member] |  |
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of breakdown of the balance under the heading Equity instruments at fair value through OCI [Line Items] |  |
Total | $ 761 | $ 1,051

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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 2020-01-01 -Paragraph 8 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_8_h&doctype=Standard -URIDate 2020-01-01 + Details
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