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Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other - CLP ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Carrying value |  | $ 46,586 | $ 37,694 | $ 12,987
Profit and loss |  | $ 10,310 | $ (475) | $ 1,388
Redbanc S. A. [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Ownership interest | [1] | 33.43% | 33.43% |
Carrying value | [1] | $ 3,800 | $ 3,321 |
Profit and loss | [1] | $ 572 | $ 472 |
Transbank S.A. [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Ownership interest | [1] | 25.00% | 25.00% |
Carrying value | [1] | $ 27,732 | $ 21,288 |
Profit and loss | [1] | $ 6,508 | $ (3,046) |
Centro de Compensación Automatizado S.A. [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Ownership interest |  | 33.33% | 33.33% | 33.33%
Carrying value |  | $ 5,172 | $ 3,664 | $ 2,788
Profit and loss |  | $ 1,567 | $ 876 | $ 603
Sociedad Interbancaria de Depósito de Valores S.A. [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Ownership interest |  | 29.29% | 29.29% | 29.29%
Carrying value |  | $ 1,949 | $ 1,769 | $ 1,633
Profit and loss |  | $ 442 | $ 344 | $ 302
Cámara Compensación de Alto Valor S.A. [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Ownership interest |  | 15.00% | 15.00% | 15.00%
Carrying value |  | $ 1,110 | $ 1,008 | $ 971
Profit and loss |  | $ 140 | $ 58 | $ 28
Administrador Financiero del Transantiago S.A. [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Ownership interest |  | 20.00% | 20.00% | 20.00%
Carrying value |  | $ 3,169 | $ 3,134 | $ 3,476
Profit and loss |  | $ 804 | $ 437 | $ 337
Servicios De Infraestructura De Mercado OTC S.A. [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Ownership interest |  | 12.48% | 12.48% | 12.48%
Carrying value |  | $ 1,682 | $ 1,561 | $ 1,528
Profit and loss |  | 109 | 33 | (24)
Subtotal |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Carrying value |  | 44,614 | 35,745 | 10,396
Profit and loss |  | 10,142 | (826) | 1,246
Bladex [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Carrying value |  |  |  | 136
Profit and loss |  |  | 188 |
Stock Exchanges [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Carrying value |  | 1,964 | 1,941 | 2,445
Profit and loss |  | 168 | 163 | 142
Others [Member] |  |  |  |
Investments in Associates and Other Companies (Details) - Schedule of investments in associates and other [Line Items] |  |  |  |
Carrying value |  | $ 8 | $ 8 | $ 10
[1] | In December 2021, the Bank reclassified its participation in Redbanc S.A. and Transbank S.A. as Investment in associates, after its prior decision to classify them as “Non-current assets held for sale and discontinued operations”, due to lack of buyers. See Note 1 v) and Note 39.

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- Definition The proportion of ownership interest in an associate attributable to the entity. [Refer: Associates [member]] + References No definition available. + Details
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