Financial Risk Management - Summary of Other Accounts Payable (Detail) ₩ in Millions	12 Months Ended
Dec. 31, 2022 KRW (₩)
Textblock 1 [Abstract]
Beginning balance	₩ 1,074,089
Change (Cash flows from operation activities)	(138,350)
Ending balance	₩ 935,739

The amount of contractual undiscounted cash flows in relation to trade and other payables. [Refer: Trade and other payables]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
-Number 7
-IssueDate 2022-03-24
-Paragraph B11D
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2022-en-r&anchor=para_B11D&doctype=Appendix&subtype=B
-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
-Number 7
-IssueDate 2022-03-24
-Paragraph IG31A
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2022-en-r&anchor=para_IG31A&doctype=Implementation%20Guidance
-URIDate 2022-03-24

Name:	ifrs-full_TradeAndOtherPayablesUndiscountedCashFlows
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant