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Information About Non-controlling Interests - Summary of Changes in Ownership Interest on the Equity Attributable to Owners (Detail) - KRW (₩) ₩ in Millions | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Disclosure of subsidiaries [abstract] |  |  |
Carrying amount of non-controlling interests acquired | ₩ (9,566) | ₩ (194) | ₩ (732)
Consideration paid to non-controlling interests | 484 | 11,312 | 6,173
Excess of consideration paid recognized in parent's equity | ₩ (9,082) | ₩ 11,118 | ₩ 5,441

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- Definition The amount of non-controlling interest in the acquiree recognised at the acquisition date for business combinations in which the acquirer holds less than 100 per cent of the equity interests in the acquiree at the acquisition date. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2019-01-01 -Paragraph B64 -Subparagraph o -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2019-en-r&anchor=para_B64_o_i&doctype=Appendix&subtype=B -URIDate 2019-03-27 + Details
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