Employee Benefits - Net Defined Benefit Liabilities (Detail) - KRW (₩) ₩ in Millions	Dec. 31, 2022	Dec. 31, 2021
Disclosure of defined benefit plans [abstract]
Present value of partially funded defined benefit obligations	₩ 1,602,697	₩ 1,684,096
Fair value of plan assets	(2,048,687)	(1,750,783)
Total	(445,990)	(66,687)
Defined benefit liabilities, net	1,531	1,589
Defined benefit assets, net	₩ 447,521	₩ 68,276

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 liability. [Refer: Net defined benefit liability]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 55
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_55&doctype=Standard
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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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- Definition

The amount of deficit in a defined benefit plan. [Refer: Defined benefit plans [member]]

+ References

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- Definition

The fair value of any plan assets, less the present value of the defined benefit obligation. [Refer: Plan assets [member]]

+ References

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