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Accumulated Other Comprehensive Income and Other Components of Equity - Summary of Other Components of Equity (Detail) - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Miscellaneous equity [abstract] |  |
Treasury stock | ₩ (882,224) | ₩ (825,838)
Gain or loss on disposal of treasury stock | (17,579) | 1,229
Share-based payments | 5,901 | 7,769
Others | (340,882) | (353,243)
Total | ₩ (1,234,784) | ₩ (1,170,083)

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- Definition The amount of equity interest of an entity without share capital that the entity does not separately disclose in the same statement or note. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 78 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_78_e&doctype=Standard -URIDate 2020-01-01 + Details
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