XML 115 R92.htm IDEA: XBRL DOCUMENT
v3.19.1

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) | 12 Months Ended
--- | ---
Dec. 31, 2018
Consumer Loans With Or Without Collateral [Member] |
Disclosure of financial assets [line items] |
Term | 6 months
Other Transactions Without Collateral [Member] |
Disclosure of financial assets [line items] |
Term | 24 months
Commercial Loans With Collateral [Member] |
Disclosure of financial assets [line items] |
Term | 36 months
Mortgage Loans [Member] |
Disclosure of financial assets [line items] |
Term | 48 months
Consumer Leasing [Member] |
Disclosure of financial assets [line items] |
Term | 6 months
Other Non-Mortgage Leasing Transactions [Member] |
Disclosure of financial assets [line items] |
Term | 12 months
Mortgage Leasing (Household And Business) [Member] |
Disclosure of financial assets [line items] |
Term | 36 months

X
- Definition Represent information about the term of loan. + References No definition available. + Details
Name: | bsac_MaximumCollectionPeriod
Namespace Prefix: | bsac_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfFinancialAssetsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=bsac_ConsumerLoansWithOrWithoutCollateralMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=bsac_OtherTransactionsWithoutCollateralMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=bsac_CommercialLoansWithCollateralMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=bsac_MortgageLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=bsac_ConsumerLeasingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=bsac_OtherNonMortgageLeasingTransactionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialAssetsAxis=bsac_MortgageLeasingHouseholdAndBusinessMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |