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Inventories (Details 1) - CLP ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Disclosure of Inventories [Abstract] |  |
Initial balance | $ (1,246,380) | $ (1,318,036)
Inventories write-down estimation | (4,667,808) | (1,642,147)
Estimates resulting from business combinations | 0 | (210,816)
Inventories recognised as an expense | 1,877,113 | 1,962,689
Business combinations effect | 92,396 | (38,070)
Total | $ (3,944,679) | $ (1,246,380)

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