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Borrowings - Summary of Korean Won and Foreign Currency Borrowings (Detail) - KRW (₩) ₩ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Disclosure of detailed information about borrowings [line items] |  |
Annual interest rates | 0.00% |
Borrowings | ₩ 10,006,685 | ₩ 8,437,703
Redemption premium | 4,565 | 2,267
Bond discount issuance | (7,206) | (3,825)
The 1st CB(Private) Jun. 5, 2020 and The First Unsecured Cb Jul.25.2022 [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | ₩ 35,359 | 6,442
The 1st CB(Private) Jun. 5, 2025 [member] | The 1st CB(Private) Jun. 5, 2020 [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Maturity | Jun. 5, 2025 |
Annual interest rates | 2.00% |
Borrowings | ₩ 8,000 | ₩ 8,000
The First Unsecured Cb January Five Twenty Twenty Five [Member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Annual interest rates | 0.00% |
The First Unsecured Cb January Five Twenty Twenty Five [Member] | The First Unsecured Cb July Twenty Five Twenty Two [Member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Maturity | Jan. 25, 2025 |
Annual interest rates | 4.00% |
Borrowings | ₩ 30,000 |

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