Share-based payment Arrangement - Summary of Terms and Conditions Related to Grants of Share Based Payment Arrangement (Parenthetical) (Detail) - KRW (₩) ₩ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| Disclosure of terms and conditions of share-based payment arrangement [line items] | |||
| Share based payment agreement granted value | ₩ 12,835 | ₩ 10,813 | |
| KOSPI [member] | |||
| Disclosure of terms and conditions of share-based payment arrangement [line items] | |||
| Share issuable in increment based on share price | 200 |