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Provisions - Summary of Changes in Provisions (Detail) - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Disclosure of other provisions [line items] |  |
Beginning balance | ₩ 257,397 | ₩ 252,192
Increase (Transfer) | 24,879 | 32,895
Usage | (30,081) | (7,301)
Reversal | (51,789) | (22,897)
Scope change |  | 2,314
Others | (40) | 194
Ending balance | 200,366 | 257,397
Current | 109,133 | 171,316
Non-current | 91,233 | 86,081
Litigation [member] |  |
Disclosure of other provisions [line items] |  |
Beginning balance | 80,165 | 76,500
Increase (Transfer) | 6,005 | 6,288
Usage | (6,155) | (2,599)
Reversal | (43,686) | (24)
Ending balance | 36,329 | 80,165
Current | 34,730 | 79,947
Non-current | 1,599 | 218
Restoration cost [member] |  |
Disclosure of other provisions [line items] |  |
Beginning balance | 107,358 | 105,767
Increase (Transfer) | 13,027 | 6,772
Usage | (8,143) | (2,776)
Reversal | (3,685) | (3,685)
Scope change |  | 1,086
Others | 405 | 194
Ending balance | 108,962 | 107,358
Current | 19,918 | 26,026
Non-current | 89,044 | 81,332
Others [member] |  |
Disclosure of other provisions [line items] |  |
Beginning balance | 69,874 | 69,925
Increase (Transfer) | 5,847 | 19,835
Usage | (15,783) | (1,926)
Reversal | (4,418) | (19,188)
Scope change |  | 1,228
Others | (445) |
Ending balance | 55,075 | 69,874
Current | 54,485 | 65,343
Non-current | ₩ 590 | ₩ 4,531

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- Definition The decrease in other provisions resulting from the loss of control of a subsidiary. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_84&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The increase (decrease) in other provisions resulting from transfers and changes that the entity does not separately disclose in the same statement or note. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_84&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of non-current provisions other than provisions for employee benefits. [Refer: Non-current provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 78 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_78_d&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of provisions other than provisions for employee benefits. [Refer: Provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 84 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_84_a&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 78 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_78_d&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of current provisions other than provisions for employee benefits. [Refer: Provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 78 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_78_d&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount used (ie incurred and charged against the provision) for other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 84 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_84_c&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount reversed for unused other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 84 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_84_d&doctype=Standard -URIDate 2022-03-24 + Details
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