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Current Taxes and Deferred Taxes (Details) - Schedule of income tax expenses - CLP ($) $ in Millions | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Income tax expense: |  |  |
Current year taxes | $ 161,869 | $ 232,404 | $ 143,136
Tax from previous period | 813 | (331) | 2,574
Subtotal | 162,682 | 232,073 | 145,710
(Credit) charge for deferred taxes: |  |  |
Origin and reversal of temporary differences | (58,895) | (58,733) | 11,435
Effect of changes in tax rate |  |  |
Subtotal | (58,895) | (58,733) | 11,435
Other | (564) | 321 | 2,623
Net charge to income for income taxes | $ 103,223 | $ 173,661 | $ 159,768
Tax Rate | 27.00% | 27.00% | 27.00%

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