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Risk Management (Details 16) - Market Risk [Member] - USD [Member] - CLP ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
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Consolidated [Member] | Top of range [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | $ 15,780 | $ 5,230
Consolidated [Member] | Bottom of Range [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | 1,330 | 1,210
Consolidated [Member] | Weighted Average [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | 3,060 | 2,010
Foreign Currency Investments [Member] | Top of range [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | 6,050 | 4,290
Foreign Currency Investments [Member] | Bottom of Range [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | 100 | 90
Foreign Currency Investments [Member] | Weighted Average [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | 1,600 | 1,140
Variable-Income Investments [Member] | Top of range [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk |  | 10
Variable-Income Investments [Member] | Bottom of Range [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | 10 | 0
Variable-Income Investments [Member] | Weighted Average [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk |  | 0
Fixed-Income Investments [Member] | Top of range [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | 9,770 | 2,540
Fixed-Income Investments [Member] | Bottom of Range [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | 1,180 | 1,190
Fixed-Income Investments [Member] | Weighted Average [Member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Value at risk | $ 2,330 | $ 1,710

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The measure of a potential loss exposure as a result of future market movements, based on a specified confidence interval and measurement horizon. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 7 -IssueDate 2019-01-01 -Paragraph 41 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2019-en-r&anchor=para_41&doctype=Standard -URIDate 2019-03-27 + Details
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