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Equity (Details) - Schedule of Shareholder Composition - shares | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
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Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  | 175,646,161,923 | 168,600,275,923 | 167,735,787,923
American Depository Receipts (ADRs) | [1] | 12,799,964,871 | 19,845,850,871 | 20,710,338,871
Total |  | 188,446,126,794 | 188,446,126,794 | 188,446,126,794
Percentage of equity holding |  | 10000.00% | 100.00% | 100.00%
Santander Chile Holding S.A. [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  | 66,822,519,695 | 66,822,519,695 | 66,822,519,695
American Depository Receipts (ADRs) | [1] |  |  |
Total |  | 66,822,519,695 | 66,822,519,695 | 66,822,519,695
Percentage of equity holding |  | 3546.00% | 35.46% | 35.46%
Teatinos Siglo XXI Inversiones Limitada [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  | 59,770,481,573 |  |
American Depository Receipts (ADRs) | [1] |  |  |
Total |  | 59,770,481,573 |  |
Percentage of equity holding |  | 3172.00% |  |
The Bank New York Mellon [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  |  |  |
American Depository Receipts (ADRs) | [1] | 12,799,964,871 | 19,845,850,871 | 20,710,338,871
Total |  | 12,799,964,871 | 19,845,850,871 | 20,710,338,871
Percentage of equity holding |  | 679.00% | 10.53% | 10.99%
Bancos por cuenta de terceros [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  | 19,416,795,808 |  |
Total |  | 19,416,795,808 |  |
Percentage of equity holding |  | 1030.00% |  |
AFP por cuentas de terceros [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  | 18,392,349,767 |  |
Total |  | 18,392,349,767 |  |
Percentage of equity holding |  | 976.00% |  |
Corredoras de bolsa por cuenta de terceros [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  | 5,029,151,233 |  |
Total |  | 5,029,151,233 |  |
Percentage of equity holding |  | 267.00% |  |
Other minority holders [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  | 6,214,863,847 | 5,300,582,822 | 6,004,554,283
American Depository Receipts (ADRs) | [1] |  |  |
Total |  | 6,214,863,847 | 5,300,582,822 | 6,004,554,283
Percentage of equity holding |  | 330.00% | 2.81% | 3.18%
Teatinos Siglo XXI Inversiones Limitada [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  |  | 59,770,481,573 | 59,770,481,573
American Depository Receipts (ADRs) | [1] |  |  |
Total |  |  | 59,770,481,573 | 59,770,481,573
Percentage of equity holding |  |  | 31.72% | 31.72%
Banks on behalf of third parties [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  |  | 16,841,385,216 | 17,318,500,798
American Depository Receipts (ADRs) | [1] |  |  |
Total |  |  | 16,841,385,216 | 17,318,500,798
Percentage of equity holding |  |  | 8.94% | 9.19%
Pension funds (AFP) on behalf of third parties [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  |  | 13,742,809,166 | 11,949,134,854
American Depository Receipts (ADRs) | [1] |  |  |
Total |  |  | 13,742,809,166 | 11,949,134,854
Percentage of equity holding |  |  | 7.29% | 6.34%
Stock brokers on behalf of third parties [Member] |  |  |  |
Equity (Details) - Schedule of Shareholder Composition [Line Items] |  |  |  |
Shares |  |  | 6,122,497,451 | 5,870,596,720
American Depository Receipts (ADRs) | [1] |  |  |
Total |  |  | 6,122,497,451 | 5,870,596,720
Percentage of equity holding |  |  | 3.25% | 3.12%
[1] | American Depository Receipts (ADR) are certificates issued by a U.S. commercial bank to be traded on the U.S. securities markets.

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