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Employment Benefits - Summary of the Fair Value of Plan Assets (Details) - KRW (₩) ₩ in Millions		Dec. 31, 2024	Dec. 31, 2023
Disclosure of fair value of plan assets [abstract]
Equity instruments		₩ 2,308	₩ 5,326
Debt instruments		413,522	697,907
Bank deposits		452,158	611,821
Others	[1]	2,683,245	2,034,426
Plan assets		₩ 3,551,233	₩ 3,349,480
[1] ‘Others’ consist of various financial assets managed by external asset management companies.

X

- Definition

The amount instruments representing debt (rather than equity) contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [domain]]

+ References

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- Definition

The amount instruments representing equity (rather than debt) contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [domain]]

+ References

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- Definition

The amount other types of assets not separately disclosed contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [domain]]

+ References

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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]]

+ References

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Bank deposits.

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