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Foreign Exchange Transactions, Net (Tables) | 12 Months Ended
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Dec. 31, 2019
Foreign Exchange Transactions, Net [abstract] |
Schedule of foreign exchange transactions, net |
|  | 2017 |  |  | 2018 |  |  | 2019 |
|  | MCh$ |  |  | MCh$ |  |  | MCh$ |
Gain (loss) from accounting hedges |  |  | (64,135 | ) |  |  | 118,690 |  |  |  | 113,374 |
Exchange difference, net |  |  | (7,221 | ) |  |  | 9,609 |  |  |  | 6,284 |
Indexed foreign currency |  |  | 176,231 |  |  |  | (125,598 | ) |  |  | (88,772 | )
Total |  |  | 104,875 |  |  |  | 2,701 |  |  |  | 30,886 |

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