XML 211 R186.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Equity (Details) - Schedule of Bank’s Debts, both Current and Non-Current - CLP ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Schedule of Bank’s Debts, both Current and Non-Current [Line Items] |  |
Current | $ 0 | $ 0
Non-current | 693,382 | 608,721
Total | 693,382 | 608,721
Perpetual bonds |  |
Schedule of Bank’s Debts, both Current and Non-Current [Line Items] |  |
Current | 0 | 0
Non-current | 693,382 | 608,721
Total | $ 693,382 | $ 608,721

X
- Definition Amount of Bank’s debts. + References No definition available. + Details
Name: | bsac_BankDebts
Namespace Prefix: | bsac_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of non current bank debts. + References No definition available. + Details
Name: | bsac_NoncurrentBankDebts
Namespace Prefix: | bsac_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Schedule of Bank’s Debts, both Current and Non-Current [Line Items] + References No definition available. + Details
Name: | bsac_ScheduleOfBanksDebtsBothCurrentAndNonCurrentLineItems
Namespace Prefix: | bsac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of current borrowings and current portion of non-current borrowings. + References No definition available. + Details
Name: | bsac_TheAmountOfCurrentBorrowingsAndCurrentPortionOfNonCurrentBorrowings
Namespace Prefix: | bsac_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bsac_PerpetualBondMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |