The decrease in equity resulting from the purchase of treasury shares. [Refer: Treasury shares]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 106
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_d&doctype=Standard
-URIDate 2025-03-27

Name:	ifrs-full_PurchaseOfTreasuryShares
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Events After the Reporting Period - Additional Information (Details) - KRW (₩) ₩ in Millions		12 Months Ended
	Feb. 10, 2026	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Disclosure of non-adjusting events after reporting period [line items]
Acquisition of treasury stock		₩ 250,000	₩ 27,100	₩ 300,243
Treasury Stock Transactions
Disclosure of non-adjusting events after reporting period [line items]
Acquisition of treasury stock	₩ 250,000