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Equity (Details) - Schedule of dividends declared and paid - CLP ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Schedule of dividends declared and paid [Abstract]      
Dividends per ordinary shares $ 350,538 $ 356,311 $ 374,079
Dividends per ordinary share [1] $ 3.47 $ 3.53 $ 3.76
[1] Dividends per share are calculated by dividing the amount of the dividend paid during each year by the previous year’s number of shares outstanding.