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Financial Assets at Amortized Cost - Schedule of Loans and Advances to Banks (Details) - CLP ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances | $ 667,703 | $ 2,519,931
Allowances established | 1,988 | 1,341
Net assets | 665,715 | 2,518,590
Interbank loans of liquidity [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets | 299,147 |
Interbank loans of liquidity [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Interbank loans commercial [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Interbank loans commercial [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets | 268,388 | 204,801
Current accounts overdrafts [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Current accounts overdrafts [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Chilean exports foreign trade loans [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Chilean exports foreign trade loans [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets | 98,180 | 212,856
Chilean imports foreign trade loans [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Chilean imports foreign trade loans [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Credits with third countries [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Credits with third countries [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Non-transferable deposits in domestic banks [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Other debts with domestic banks [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Current account deposits with foreign banks for derivatives transactions [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Other non-transferable deposits with foreign banks [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Other debts with foreign banks [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Subtotal Domestic and Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets | 665,715 | 417,657
Current account deposits for derivative transactions with a counterparty [Member] | Central Bank of Chile [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Other deposits not available [Member] | Central Bank of Chile [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  | 2,100,933
Other deposits not available [Member] | Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Other receivables [Member] | Central Bank of Chile [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Other receivables [Member] | Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Current account deposits for derivatives transactions [Member] | Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  |
Subtotal Central Bank of Chile and Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Net assets |  | 2,100,933
Assets before Allowances [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances | 667,703 | 2,519,931
Assets before Allowances [Member] | Interbank loans of liquidity [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances | 300,042 |
Assets before Allowances [Member] | Interbank loans of liquidity [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Interbank loans commercial [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Interbank loans commercial [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances | 269,191 | 205,362
Assets before Allowances [Member] | Current accounts overdrafts [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Current accounts overdrafts [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Chilean exports foreign trade loans [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Chilean exports foreign trade loans [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances | 98,470 | 213,636
Assets before Allowances [Member] | Chilean imports foreign trade loans [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Chilean imports foreign trade loans [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Credits with third countries [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Credits with third countries [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Non-transferable deposits in domestic banks [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Other debts with domestic banks [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Current account deposits with foreign banks for derivatives transactions [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Other non-transferable deposits with foreign banks [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Other debts with foreign banks [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Subtotal Domestic and Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances | 667,703 | 418,998
Assets before Allowances [Member] | Current account deposits for derivative transactions with a counterparty [Member] | Central Bank of Chile [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Other deposits not available [Member] | Central Bank of Chile [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  | 2,100,933
Assets before Allowances [Member] | Other deposits not available [Member] | Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Other receivables [Member] | Central Bank of Chile [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Other receivables [Member] | Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Current account deposits for derivatives transactions [Member] | Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  |
Assets before Allowances [Member] | Subtotal Central Bank of Chile and Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Assets before Allowances |  | 2,100,933
Allowances established [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established | (1,988) | (1,341)
Allowances established [Member] | Interbank loans of liquidity [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established | (895) |
Allowances established [Member] | Interbank loans of liquidity [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Interbank loans commercial [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Interbank loans commercial [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established | (803) | (561)
Allowances established [Member] | Current accounts overdrafts [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Current accounts overdrafts [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Chilean exports foreign trade loans [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Chilean exports foreign trade loans [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established | (290) | (780)
Allowances established [Member] | Chilean imports foreign trade loans [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Chilean imports foreign trade loans [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Credits with third countries [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Credits with third countries [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Non-transferable deposits in domestic banks [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Other debts with domestic banks [Member] | Domestic Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Current account deposits with foreign banks for derivatives transactions [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Other non-transferable deposits with foreign banks [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Other debts with foreign banks [Member] | Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Subtotal Domestic and Foreign Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established | (1,988) | (1,341)
Allowances established [Member] | Current account deposits for derivative transactions with a counterparty [Member] | Central Bank of Chile [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Other deposits not available [Member] | Central Bank of Chile [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Other deposits not available [Member] | Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Other receivables [Member] | Central Bank of Chile [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Other receivables [Member] | Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Current account deposits for derivatives transactions [Member] | Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |
Allowances established [Member] | Subtotal Central Bank of Chile and Foreign Central Banks [Member] |  |
Schedule of Loans and Advances to Banks [Line Items] |  |
Allowances established |  |

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