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Net Income (Expense) from Financial Operations (Tables) | 12 Months Ended
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Dec. 31, 2021
Disclosure of finance income (cost) [text block] [Abstract] |
Schedule of income (expense) from financial operations |
|  | For the years ended December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
|  | MCh$ |  |  | MCh$ |  |  | MCh$ |
Net (losses)/gains on trading derivatives |  |  | (24,592 | ) |  |  | 42,704 |  |  |  | (162,183 | )
Net (losses)/gains on financial assets at fair value through profit or loss |  |  | (4,816 | ) |  |  | 1,689 |  |  |  | 11,878 |
Net gains on financial assets measured at fair value through other comprehensive income |  |  | 23,187 |  |  |  | 80,679 |  |  |  | 63,672 |
Sale of loans and accounts receivables from customers |  |  |  |  |  |  |  |  |  |  |  |
Current portfolio |  |  | (7 | ) |  |  | 48 |  |  |  | 63 |
Charged-off portfolio |  |  | 2,738 |  |  |  | (110 | ) |  |  | 3,248 |
Repurchase of issued bonds (*) |  |  | (8,579 | ) |  |  | (24,973 | ) |  |  | 3,073 |
Other income (expense) from financial operations |  |  | 5,666 |  |  |  | (9,237 | ) |  |  | 2,084 |
Total income (expense) |  |  | (6,403 | ) |  |  | 90,800 |  |  |  | (78,165 | )

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