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Significant Events (Details) |  |  | 1 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 20, 2023 JPY (¥) | Oct. 05, 2023 CLP ($) | Oct. 05, 2023 USD ($) | Aug. 21, 2023 CLP ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 $ / shares | Sep. 04, 2023 | Aug. 30, 2023 USD ($) | Jul. 28, 2023 | Jul. 25, 2022 USD ($)
Significant Events [Line Items] |  |  |  |  |  |  |  |  |  |
Distribution and payment of dividends, percentage |  |  |  |  |  | 60.00% |  |  |  |
Shareholders dividend per share (in Pesos per share) | $ / shares |  |  |  |  |  | $ 2,574,692.21000000 |  |  |  |
Profits used to increase the banks reserves |  |  |  |  |  | 40.00% |  |  |  |
Percentage of minimum dividend |  |  |  |  |  | 60.00% |  |  |  |
Shareholder’s meeting description |  |  |  |  | At the Ordinary Shareholders’ Meeting of Banco Santander-Chile held on April 19, 2023, along with the approval of the Consolidated Financial Statements for 2022, the shareholders agreed to distribute 60% of the net profits for the year (“Profit attributable to equity holders of the Bank”), which amounted to $485,191 million. Those profits represent a dividend of $2.57469221 Chilean pesos for each share. In addition, the Board approved that the remaining 40% was allocated to increase the Bank’s reserves.Moreover, Claudio Melandri Hinojosa (president), Rodrigo Vergara Montes (independent), Orlando Poblete Iturrate (independent), Felix de Vicente Mingo (independent), Maria Olivia Recart Herrera (independent), Ana Dorrego de Carlos, Rodrigo Echenique, Lucia Santa Cruz Sutil, Blanca Bustamante Bravo (independiente) were elected as regular directors, and as substitute directors Juan Pedro Santa Maria Perez (independent) and Alfonso Gómez Morales (independent).Furthermore, the members also approved PricewaterhouseCoopers Consultores Auditores SpA as external auditors for the 2023 financial year. |  |  |  |  |
Capital stock amount (in Dollars) |  |  |  |  |  |  |  |  |  | $ 19,578,714,679
Effective share capital (in Dollars) |  |  |  |  |  |  |  | $ 12,304,220,013 |  |
Accumulated profits (in Pesos) |  | $ 19,058,866,145 |  | $ 50,323,708,868 |  |  |  |  |  |
Capital decrease amount (in Dollars) |  |  | $ 38,499,134 |  |  |  |  |  |  |
Senior bonds issued description |  |  |  |  |  | As of December 31, 2023 the Bank has registered senior bonds for an amount of CLP 750,000,000,000 and UF 21,000,000. |  |  |  |
Bank amount (in Yen) | ¥ | ¥ 8,000,000,000 |  |  |  |  |  |  |  |  |
Percentage of interest rate | 0.845% |  |  |  |  |  |  |  |  |
Invested to Bank (in Dollars) |  |  |  |  | $ 3,392,609,000,000 |  |  |  |  |
Interchange rates, description |  |  |  |  | The maximum rates will be 0.5% for debit cards, 1.14% for credit cards, and 0.94% for cards with provision of funds. |  |  |  |  |
Maturity Date | Oct. 27, 2025 |  |  |  |  |  |  |  |  |
Monetary Policy Rate (MPR) [Member] |  |  |  |  |  |  |  |  |  |
Significant Events [Line Items] |  |  |  |  |  |  |  |  |  |
Percentage of decreased rate |  |  |  |  | 8.25% |  | 9.50% |  |  |
Monetary Policy Rate (MPR) [Member] | Top of range [member] |  |  |  |  |  |  |  |  |  |
Significant Events [Line Items] |  |  |  |  |  |  |  |  |  |
Percentage of decreased rate |  |  |  |  |  |  |  |  | 11.25% |
Monetary Policy Rate (MPR) [Member] | Bottom of range [member] |  |  |  |  |  |  |  |  |  |
Significant Events [Line Items] |  |  |  |  |  |  |  |  |  |
Percentage of decreased rate |  |  |  |  |  |  |  |  | 10.15% |

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