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Equity (Details Textual) - CLP ($) $ / shares in Units, $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 28, 2019 | Mar. 22, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Equity (Textual) |  |  |  |  |  |
Number of registered shares |  |  |  | 101,017,081,114 | 101,017,081,114 |
Capitalization of net income (in percentage) |  |  |  | 30.00% |  |
Capitalization of retained earnings |  |  |  | 1,819,784,762 | 1,572,948,922 | 1,819,784,762
Dividends per ordinary share | [1] |  |  | $ 3.53 | $ 3.76 | $ 3.50
Dividends on ordinary shares | [2] |  |  | $ 356,311 | $ 374,079 | $ 342,034
Equity provisions for minimum dividend |  |  |  | 177,902 | 178,462 |
Fair market value adjustment for available-for-sale instruments |  |  |  | 11,641 | (10,121) |
Cash Flow hedge |  |  |  | (27,408) | $ (22,589) | $ 11,158
Equivalent |  |  |  | 152,705 |  |
Common Shareholders [Member] |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |
Dividends per ordinary share |  | $ 3.52723589646 | $ 3.14655951692 |  |  |
Dividends on ordinary shares |  | $ 356,311 | $ 374,079 | 265,578 |  |
Central Bank [Member] |  |  |  |  |  |
Equity (Textual) |  |  |  |  |  |
Dividends on ordinary shares |  |  |  | $ 90,733 |  |
[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.
[2] | This dividend per share is composed of the dividend paid to the Central Bank and common shareholders in the amounts of MCh$90,733 and MCh$265,578, respectively. On April 30, 2019, was paid the last installment of subordinated debt to the Central Bank.

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