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Provisions - Summary of Changes in Provisions (Detail) - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Disclosure of other provisions [line items] |  |
Beginning balance | ₩ 222,223 | ₩ 200,366
Increase (Transfer) | 27,283 | 37,629
Usage | (12,728) | (14,708)
Reversal | (11,911) | (2,784)
Changes in consolidation scope |  | (177)
Others | (460) | 1,897
Ending balance | 224,407 | 222,223
Current | (112,530) | (115,209)
Non-current | 111,877 | 107,014
Litigation [member] |  |
Disclosure of other provisions [line items] |  |
Beginning balance | 29,707 | 36,329
Increase (Transfer) | 26 | 592
Usage | (4,721) | (7,179)
Reversal | (3,322) | (35)
Ending balance | 21,690 | 29,707
Current | (21,690) | (29,130)
Non-current | 0 | 577
Restoration cost [member] |  |
Disclosure of other provisions [line items] |  |
Beginning balance | 133,159 | 108,962
Increase (Transfer) | 11,628 | 26,381
Usage | (1,941) | (1,138)
Reversal | (1,658) | (653)
Others | 573 | (393)
Ending balance | 141,761 | 133,159
Current | (29,922) | (26,945)
Non-current | 111,839 | 106,214
Others [member] |  |
Disclosure of other provisions [line items] |  |
Beginning balance | 59,357 | 55,075
Increase (Transfer) | 15,629 | 10,656
Usage | (6,066) | (6,391)
Reversal | (6,931) | (2,096)
Changes in consolidation scope |  | (177)
Others | (1,033) | 2,290
Ending balance | 60,956 | 59,357
Current | (60,918) | (59,134)
Non-current | ₩ 38 | ₩ 223

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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 2024-01-01 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84&doctype=Standard -URIDate 2024-03-27 + 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 2024-01-01 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84&doctype=Standard -URIDate 2024-03-27 + 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 2024-01-01 -Paragraph 78 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78_d&doctype=Standard -URIDate 2024-03-27 + 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 2024-01-01 -Paragraph 84 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84_a&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 78 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78_d&doctype=Standard -URIDate 2024-03-27 + 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 2024-01-01 -Paragraph 78 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78_d&doctype=Standard -URIDate 2024-03-27 + 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 2024-01-01 -Paragraph 84 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84_c&doctype=Standard -URIDate 2024-03-27 + 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 2024-01-01 -Paragraph 84 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_84_d&doctype=Standard -URIDate 2024-03-27 + Details
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