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Summary of Significant Accounting Policies (Details) - Schedule of Subsidiaries | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Santander Corredora de Seguros Limitada [Member] |  |  |
Summary of Significant Accounting Policies (Details) - Schedule of Subsidiaries [Line Items] |  |  |
Main Activity | Insurance brokerage |  |
Place of Incorporation and operation | Santiago, Chile |  |
Direct interest Owned | 99.75% | 99.75% | 99.75%
Indirect interest Owned | 0.01% | 0.01% | 0.01%
Total interest Owned | 99.76% | 99.76% | 99.76%
Santander Corredores De Bolsa Limitada [Member] |  |  |
Summary of Significant Accounting Policies (Details) - Schedule of Subsidiaries [Line Items] |  |  |
Main Activity | Financial instruments brokerage |  |
Place of Incorporation and operation | Santiago, Chile |  |
Direct interest Owned | 50.59% | 50.59% | 50.59%
Indirect interest Owned | 0.41% | 0.41% | 0.41%
Total interest Owned | 51.00% | 51.00% | 51.00%
Santander Asesorias Financieras Limitada [Member] |  |  |
Summary of Significant Accounting Policies (Details) - Schedule of Subsidiaries [Line Items] |  |  |
Main Activity | Securities brokerage |  |
Place of Incorporation and operation | Santiago, Chile |  |
Direct interest Owned | 99.03% | 99.03% | 99.03%
Indirect interest Owned |  |  |
Total interest Owned | 99.03% | 99.03% | 99.03%
Santander S.A. Sociedad Securitizadora [Member] |  |  |
Summary of Significant Accounting Policies (Details) - Schedule of Subsidiaries [Line Items] |  |  |
Main Activity | Purchase of credits and issuance of debt instruments |  |
Place of Incorporation and operation | Santiago, Chile |  |
Direct interest Owned | 99.64% | 99.64% | 99.64%
Total interest Owned | 99.64% | 99.64% | 99.64%
Klare Corredora de Seguros S.A. [Member] |  |  |
Summary of Significant Accounting Policies (Details) - Schedule of Subsidiaries [Line Items] |  |  |
Main Activity | Insurance brokerage |  |
Place of Incorporation and operation | Santiago, Chile |  |
Direct interest Owned | 50.10% | 50.10% | 50.10%
Indirect interest Owned |  |  |
Total interest Owned | 50.10% | 50.10% | 50.10%
Santander Consumer Chile S.A. [Member] |  |  |
Summary of Significant Accounting Policies (Details) - Schedule of Subsidiaries [Line Items] |  |  |
Main Activity | Financing |  |
Place of Incorporation and operation | Santiago, Chile |  |
Direct interest Owned | 51.00% | 51.00% | 51.00%
Indirect interest Owned |  |  |
Total interest Owned | 51.00% | 51.00% | 51.00%
Sociedad Operadora De Tarjetas De Pago Santander Getnet Chile S.A. [Member] |  |  |
Summary of Significant Accounting Policies (Details) - Schedule of Subsidiaries [Line Items] |  |  |
Main Activity | Card operator |  |
Place of Incorporation and operation | Santiago, Chile |  |
Direct interest Owned | 99.99% | 99.99% | 99.99%
Indirect interest Owned | 0.01% | 0.01% | 0.01%
Total interest Owned | 100.00% | 100.00% | 100.00%

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