XML 210 R197.htm IDEA: XBRL DOCUMENT v3.26.1

Loans at amortized cost, etc. - Changes in deferred loan origination costs and fees (Details) - KRW (₩) ₩ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Changes in deferred loan origination costs [Abstract]
Beginning balance	₩ 645,569	₩ 505,986
Loan origination	306,840	344,963
Amortization, etc.	(224,660)	(205,380)
Ending balance	₩ 727,749	₩ 645,569

X

- Definition

Amortization of deferred origination loan fees net.

+ References

No definition available.

+ Details

Name:	shg_AmortizationOfDeferredOriginationLoanFeesNet
Namespace Prefix:	shg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	shg_IncreaseInLoansAndLeasesReceivableDeferredLoanOriginationCostsAndFeesDueToLoanOriginations
Namespace Prefix:	shg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	shg_LoansAtAmortizedCostDeferredLoanOriginationCostsAndFees
Namespace Prefix:	shg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	shg_LoansAtAmortizedCostDeferredLoanOriginationCostsAndFeesAbstract
Namespace Prefix:	shg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration