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Debt Issued (Details) $ in Thousands, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 CLP ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 CLP ($) | Dec. 31, 2018 CLP ($)
Debt Issued (Details) [Line Items] |  |  |  |
Proceeds from bond issuances | $ 889,135 | $ 1,248,961 | $ 2,625,176 | $ 2,157,587
Short-term Bonds [Member] |  |  |  |
Debt Issued (Details) [Line Items] |  |  |  |
Proceeds from bond issuances | 634,952 |  | 944,413 |
Current Bonds [Member] |  |  |  |
Debt Issued (Details) [Line Items] |  |  |  |
Proceeds from bond issuances | $ 254,183 |  | 1,465,406 |
Subordinated Bonds [Member] |  |  |  |
Debt Issued (Details) [Line Items] |  |  |  |
Proceeds from bond issuances |  |  | $ 215,357 |

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- Definition The cash inflow from the issuing of bonds, notes and debentures. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2020-01-01 -Paragraph 17 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2020-en-r&anchor=para_17&doctype=Standard -URIDate 2020-01-01 + Details
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