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Commitments and Contingencies - Additional Information (Detail) $ in Thousands, ₩ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 KRW (₩) EUR (€) | Dec. 31, 2023 USD ($) EUR (€) | Dec. 31, 2022 KRW (₩)
Commitments and Contingencies [Line Items] |  |  |
Severally liable for reimbursement | ₩ 595 |  |
Number of lawsuits | € | 177 | 177 |
Litigation settlement claim amount | ₩ 167,834 |  | ₩ 80,279
Litigation provision | ₩ 29,707 |  |
New town development consortium percentage of ownership interest | 2.50% | 2.50% |
Contract amount not yet recognized as liabilities | ₩ 489,231 |  | ₩ 1,294,823
Additional cumulative investment amount | 4,132 | $ 30,350 |
Estimated financial effect of contingent liabilities | ₩ 438,312 |  |
Percentage of estimated financial effect of contingent liabilities | 100.00% |  |
K Defense Co.Ltd [member] |  |  |
Commitments and Contingencies [Line Items] |  |  |
Estimated financial effect of contingent liabilities | ₩ 302,423 |  |
Percentage of estimated financial effect of contingent liabilities | 60.00% |  |
Joint operations [member] |  |  |
Commitments and Contingencies [Line Items] |  |  |
Estimated financial effect of contingent liabilities | ₩ 201,615 |  |
Percentage of estimated financial effect of contingent liabilities | 40.00% |  |

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