XML 140 R115.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Financial Derivatives Contracts for Hedge Accounting (Details) - Schedule of Forecasted Cash Flows for Exchange Rate Risk - Interest rate risk - CLP ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Net flows |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | $ (480,689) | $ (2,217,680)
Net flows | Demand |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Net flows | Up to 1 month |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (137,929) | (30,629)
Net flows | Between 1 and 3 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (155,634) | (168,812)
Net flows | Between 3 and 12 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (181,771) | (1,992,343)
Net flows | Between 1 and 3 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (3,633) | (22,684)
Net flows | Between 3 and 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (1,722) | (3,212)
Net flows | More than 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Demand |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Up to 1 month |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Between 1 and 3 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Between 3 and 12 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Between 1 and 3 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Between 3 and 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | More than 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Outflows |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (480,689) | (2,217,680)
Outflows | Demand |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Outflows | Up to 1 month |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (137,929) | (30,629)
Outflows | Between 1 and 3 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (155,634) | (168,812)
Outflows | Between 3 and 12 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (181,771) | (1,992,343)
Outflows | Between 1 and 3 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (3,633) | (22,684)
Outflows | Between 3 and 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | (1,722) | (3,212)
Outflows | More than 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Net flows |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 480,689 | 2,217,680
Net flows | Demand |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Net flows | Up to 1 month |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 137,929 | 30,629
Net flows | Between 1 and 3 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 155,634 | 168,812
Net flows | Between 3 and 12 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 181,771 | 1,992,343
Net flows | Between 1 and 3 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 3,633 | 22,684
Net flows | Between 3 and 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 1,722 | 3,212
Net flows | More than 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Demand |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Up to 1 month |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Between 1 and 3 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Between 3 and 12 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Between 1 and 3 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | Between 3 and 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Inflows | More than 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Outflows |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 480,689 | 2,217,680
Outflows | Demand |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 0 | 0
Outflows | Up to 1 month |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 137,929 | 30,629
Outflows | Between 1 and 3 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 155,634 | 168,812
Outflows | Between 3 and 12 months |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 181,771 | 1,992,343
Outflows | Between 1 and 3 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 3,633 | 22,684
Outflows | Between 3 and 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | 1,722 | 3,212
Outflows | More than 5 years |  |
Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] |  |
Net flows | $ 0 | $ 0

X
- Definition The amount of hedged item net flows. + References No definition available. + Details
Name: | bsac_HedgedItemNet
Namespace Prefix: | bsac_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of hedging instrument net flow. + References No definition available. + Details
Name: | bsac_HedgingInstrumentNetFlow
Namespace Prefix: | bsac_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Schedule of Forecasted Cash Flows for Exchange Rate Risk [Line Items] + References No definition available. + Details
Name: | bsac_ScheduleOfForecastedCashFlowsForExchangeRateRiskLineItems
Namespace Prefix: | bsac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_HedgingInstrumentsAxis=ifrs-full_InterestRateRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=bsac_HedgedItemNetFlowsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=bsac_DemandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=bsac_UpToOneMonthMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=bsac_Between1And3MonthsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=bsac_Between3And12MonthsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=bsac_Between1And3YearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=bsac_Between3And5YearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=bsac_MoreThan5YearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=bsac_HedgedItemInflowsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=bsac_HedgedItemOutflowsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=bsac_HedgingInstrumentNetFlowsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=bsac_HedgingInstrumentInflowsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=bsac_HedgingInstrumentOutflowsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |