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Lease - Summary of Changes in Right-of-Use Assets (Detail) - KRW (₩) ₩ in Millions | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Disclosure Of Quantitative Information About Rightofuse Assets [Line Items] |  |
Beginning balance | ₩ 4,946 | ₩ 4,453
Depreciation | (2,957) | (2,135)
Additions | 3,784 | 2,637
Removal | (13) | (15)
Translation differences | (23) | 6
Ending balance | 5,737 | 4,946
Offices |  |
Disclosure Of Quantitative Information About Rightofuse Assets [Line Items] |  |
Beginning balance | 3,642 | 2,752
Depreciation | (1,493) | (901)
Additions | 1,780 | 1,791
Translation differences | (25) |
Ending balance | 3,904 | 3,642
Vehicles |  |
Disclosure Of Quantitative Information About Rightofuse Assets [Line Items] |  |
Beginning balance | 266 | 53
Depreciation | (186) | (92)
Additions | 36 | 320
Removal | (13) | (15)
Translation differences | (1) |
Ending balance | 102 | 266
Others |  |
Disclosure Of Quantitative Information About Rightofuse Assets [Line Items] |  |
Beginning balance | 1,038 | 1,648
Depreciation | (1,278) | (1,142)
Additions | 1,968 | 526
Translation differences | 3 | 6
Ending balance | ₩ 1,731 | ₩ 1,038

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- Definition Translation difference to right of use assets. + References No definition available. + Details
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- Definition The amount of additions to right-of-use assets. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2020-01-01 -Paragraph 53 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2020-en-r&anchor=para_53_h&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The amount of depreciation of right-of-use assets. [Refer: Depreciation and amortisation expense; Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2020-01-01 -Paragraph 53 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2020-en-r&anchor=para_53_a&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The amount of assets that represent a lessee's right to use an underlying asset for the lease term. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2020-01-01 -Paragraph 53 -Subparagraph j -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2020-en-r&anchor=para_53_j&doctype=Standard -URIDate 2020-01-01 + Details
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