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Accumulated Other Comprehensive Income and Other Components of Equity - Summary of Treasury Stock (Detail) - KRW (₩) ₩ in Millions | Dec. 31, 2023 | Dec. 31, 2022
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Miscellaneous equity [abstract] |  |
Number of shares (in shares) | 11,447,338 | 5,069,130
Amounts (in millions of Korean won) | ₩ 398,075 | ₩ 202,295

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