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Commitments and Contingencies - Summary of Guarantees Received from Financial Institutions (Detail) - Dec. 31, 2023 ₫ in Thousands, $ in Thousands, ₩ in Millions | KRW (₩) | USD ($) | VND (₫)
--- | --- | --- | ---
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | ₩ 2,749,522 | $ 122,689 | ₫ 211,262
Guarantee for payment in korean currency [member] | Hana Bank [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | 4,000 |  |
Guarantee for payment in korean currency [member] | Woori Bank [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | 5,200 |  |
Comprehensive Credit Line and Others [Member] | Hana Bank [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | 3,100 | 10,300 |
Guarantee for payment in foreign currency [member] | Hana Bank [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | $ |  | 59 |
Guarantee for payment in foreign currency [member] | Kookmin Bank [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | $ |  | 3,186 |
Guarantee for payment in foreign currency [member] | Woori Bank [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | $ |  | 7,000 |
Guarantee for payment in korean currency and others [Member] | Shinhan Bank [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | $ |  | 94,517 |
Guarantee For Payment In Foreign Currency And Others [Member] | Shinhan Bank [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | ₫ |  |  | ₫ 211,262
Refund guarantee for advances received [Member] | Korea Development Bank [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | $ |  | 6,811 |
Guarantees for depositions [Member] | H S B C [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | $ |  | $ 816 |
Performance guarantee and others [Member] | Seoul Guarantee Insurance Company [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | 366,395 |  |
Performance guarantee and others [Member] | Korea Software Financial Cooperative [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | 1,556,979 |  |
Performance guarantee and others [Member] | Korea Specialty Contractor Financial Cooperative [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | 135 |  |
Performance guarantee and others [Member] | Korea Housing Finance Corporation [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | 44,000 |  |
Performance guarantee and others [Member] | Korea Housing Urban Guarantee Corporation [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | 691,530 |  |
Performance guarantee and others [Member] | Information Communication Financial Cooperative [Member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Guarantees limit | ₩ 78,183 |  |

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