XML 191 R164.htm IDEA: XBRL DOCUMENT v3.24.0.1

Financial Liabilities at Amortised Cost (Details) - Schedule of Mortgage Bonds per Currency - CLP ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Schedule of Mortgage Bonds Per Currency [Abstract]
Mortgage bonds in UF	$ 74,431	$ 81,623
Total mortgage bonds	$ 74,431	$ 81,623

X

- Definition

Mortgage bonds in UF.

+ References

No definition available.

+ Details

Name:	bsac_MortgageBondsInUF
Namespace Prefix:	bsac_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	bsac_ScheduleOfMortgageBondsPerCurrencyAbstract
Namespace Prefix:	bsac_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Total Mortgage bonds.

+ References

No definition available.

+ Details

Name:	bsac_TotalMortgageBonds
Namespace Prefix:	bsac_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant