Assets and Liabilities Held for Sale - Assets and liabilities held for sale (Parenthetical) (Detail) ₩ in Millions	12 Months Ended
Dec. 31, 2025 KRW (₩)
F&U Credit information Co., Ltd. [member]
Assets and Liabilities Held for Sale [Line Items]
Adjustments for gain (loss) on disposal of investments in subsidiaries, joint ventures and associates	₩ 7,367

Adjustments for gain (loss) on disposals investments in subsidiaries, joint ventures and associates to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Total for all associates [member]; Total for all joint ventures [member]; Total for all subsidiaries [member]; Investments in subsidiaries, joint ventures and associates reported in separate financial statements; Profit (loss)]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 7
-IssueDate 2025-01-01
-Paragraph 20
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_20&doctype=Standard
-URIDate 2025-03-27

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