XML 136 R116.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Debt Instruments at Amortized Cost (Details) | 12 Months Ended
--- | ---
Dec. 31, 2021 CLP ($)
Debt Instruments At Amortized Cost [Abstract] |
Risk provision of amounted | $ 711

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

X
- Definition Risk Provision of Amounted. + References No definition available. + Details
Name: | bsac_RiskProvisionOfAmounted
Namespace Prefix: | bsac_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration