Defined Benefit Liabilities (Assets) - Details of Defined Benefit Liabilities (Assets) (Detail) - KRW (₩) ₩ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Disclosure of defined benefit plans [abstract] | ||
| Present value of defined benefit obligations | ₩ 1,051,508 | ₩ 1,142,324 |
| Fair value of plan assets | (1,256,985) | (1,294,567) |
| Defined benefit assets | (205,477) | (154,329) |
| Defined benefit liabilities | ₩ 0 | ₩ 2,086 |
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- Definition The present value, without deducting any plan assets, of expected future payments required to settle the obligation resulting from employee service in the current and prior periods. [Refer: Plan assets, at fair value] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition The amount of non-current net defined benefit asset. [Refer: Net defined benefit asset] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of non-current net defined benefit liability. [Refer: Net defined benefit liability] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The fair value of defined benefit plan assets. Plan assets comprise assets held by a long-term employee benefit fund and qualifying insurance policies. [Refer: At fair value [member]] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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