XML 263 R243.htm IDEA: XBRL DOCUMENT v3.22.0.1

Risk Management (Details) - Schedule of exposure to liquidity risk	Dec. 31, 2021	Dec. 31, 2020
30 Days [Member]
Risk Management (Details) - Schedule of exposure to liquidity risk [Line Items]
Percentages of exposure to liquidity risk	1.00%	30.00%
30 Days Foreign Currency [Member]
Risk Management (Details) - Schedule of exposure to liquidity risk [Line Items]
Percentages of exposure to liquidity risk	2.00%	15.00%
90 Days [Member]
Risk Management (Details) - Schedule of exposure to liquidity risk [Line Items]
Percentages of exposure to liquidity risk	2.00%	32.00%

X

- Definition

Represent information about percentages of exposureto liquidity risk.

+ References

No definition available.

+ Details

Name:	bsac_PercentagesOfExposureToLiquidityRisk
Namespace Prefix:	bsac_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

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

X

- Details

Name:	ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneMonthMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_MaturityAxis=bsac_ForeignCurrencyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_MaturityAxis=ifrs-full_NotLaterThanThreeMonthsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: