XML 271 R258.htm IDEA: XBRL DOCUMENT
v3.26.1

Liability under insurance contracts and reinsurance contracts - Summary of information about expected recognition of contractual service margin in profit or loss does not apply premium distribution (Details) - KRW (₩) ₩ in Millions | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Disclosure Of Information About Expected Recognition Of Contractual Service Margin In Profit Or Loss Does Not Apply Premium Distribution [Line Items] |  |
Contractual Service Margin | ₩ 9,943,412 | ₩ 9,769,333
1 year or less |  |
Disclosure Of Information About Expected Recognition Of Contractual Service Margin In Profit Or Loss Does Not Apply Premium Distribution [Line Items] |  |
Contractual Service Margin | 608,355 | 613,018
1~2 years [member] |  |
Disclosure Of Information About Expected Recognition Of Contractual Service Margin In Profit Or Loss Does Not Apply Premium Distribution [Line Items] |  |
Contractual Service Margin | 542,852 | 527,795
2~5 years [member] |  |
Disclosure Of Information About Expected Recognition Of Contractual Service Margin In Profit Or Loss Does Not Apply Premium Distribution [Line Items] |  |
Contractual Service Margin | 1,365,661 | 1,331,128
5~10 years [member] |  |
Disclosure Of Information About Expected Recognition Of Contractual Service Margin In Profit Or Loss Does Not Apply Premium Distribution [Line Items] |  |
Contractual Service Margin | 1,682,380 | 1,664,754
More than 10 years [member] |  |
Disclosure Of Information About Expected Recognition Of Contractual Service Margin In Profit Or Loss Does Not Apply Premium Distribution [Line Items] |  |
Contractual Service Margin | ₩ 5,744,164 | ₩ 5,632,638

X
- Definition The amount of the contractual service margin. [Refer: Contractual service margin [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 17 -IssueDate 2025-01-01 -Paragraph 109 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2025-en-r&anchor=para_109&doctype=Standard -URIDate 2025-03-27 + Details
Name: | ifrs-full_ContractualServiceMargin
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Disclosure of information about expected recognition of contractual service margin in profit or loss does not apply premium distribution. + References No definition available. + Details
Name: | shg_DisclosureOfInformationAboutExpectedRecognitionOfContractualServiceMarginInProfitOrLossDoesNotApplyPremiumDistributionLineItems
Namespace Prefix: | shg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanTwoYearsAndNotLaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFiveYearsAndNotLaterThanTenYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanTenYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |