XML 195 R175.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Contingencies and Commitments (Details) - CLP ($) shares in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020
Contingencies and Commitments (Details) [Line Items] |  |
Estimated financial effect of contingent liabilities | $ 1,307,692 | $ 1,351,997
Integral bank policy of coverage of Official Loyalty | Banco Santander-Chile has an integral bank policy of coverage of Official Loyalty N°5077934 in force with the company Compañía de Seguros Chilena Consolidada S.A., coverage for USD50,000,000 per claim with an annual limit of USD100,000,000, which covers both the Bank and its subsidiaries, with an expiration date of June 30, 2022. |
Banchile Corredores De Bolsa S.a [Member] |  |
Contingencies and Commitments (Details) [Line Items] |  |
Number of shares in santiago stock exchange pledged | 1,395 |
Number of shares in santiago stock exchange pledged |  | 1,024

X
- References No definition available. + Details
Name: | bsac_ContingenciesandCommitmentsDetailsLineItems
Namespace Prefix: | bsac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | bsac_IntegralBankPolicyOfCoverageOfOfficialLoyalty
Namespace Prefix: | bsac_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares in Electronic Chilean Stock Exchange pledged. + References No definition available. + Details
Name: | bsac_NumberOfSharesInElectronicChileanStockExchangePledged
Namespace Prefix: | bsac_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares in Santiago Stock Exchange pledged. + References No definition available. + Details
Name: | bsac_NumberOfSharesInSantiagoStockExchangePledged
Namespace Prefix: | bsac_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of the estimated financial effect of contingent liabilities. [Refer: Contingent liabilities [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2021-01-01 -Paragraph 86 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2021-en-r&anchor=para_86_a&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_EstimatedFinancialEffectOfContingentLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=bsac_BanchileCorredoresDeBolsaSaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |