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Restricted Deposits (Tables) | 12 Months Ended
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Dec. 31, 2024
Restricted Deposits [Abstract] |
Summary of Restricted Deposits | Restricted deposits as of December 31, 2023 and 2024 are as follows:
|  |  |  |  |  |  | 2023 |  |  | 2024 |
|  |  |  |  |  |  | In millions of won |
Cash and cash equivalents |  | Escrow accounts |  | ￦ |  |  |  |  | 3,010 |  |  |  | 3,280 |
|  | Deposits for government project and others |  |  |  |  |  |  | 26,969 |  |  |  | 30,812 |
|  | Collateral provided for borrowings |  |  |  |  |  |  | 190,525 |  |  |  | 211,522 |
|  | Collateral provided for lawsuit |  |  |  |  |  |  | 54 |  |  |  | 54 |
|  | Deposits for transmission regional support program |  |  |  |  |  |  | 9,481 |  |  |  | 8,959 |
|  | Deposits for other business purposes |  |  |  |  |  |  | 5,550 |  |  |  | 4,187 |
Short-term financial instruments |  | Restriction on withdrawal related to ‘win-win growth program’ for small and medium enterprises and others |  |  |  |  |  |  | 80,500 |  |  |  | 83,520 |
|  | Collateral provided for borrowings |  |  |  |  |  |  | 24,728 |  |  |  | 85,569 |
Non-current financial assets at fair value through profit or loss |  | Decommissioning costs of nuclear power plants |  |  |  |  |  |  | 271,047 |  |  |  | 296,496 |
Long-term financial instruments |  | Guarantee deposits for banking accounts at oversea s branches |  |  |  |  |  |  | 36 |  |  |  | 22 |
|  | Collateral provided for borrowings |  |  |  |  |  |  | 28,245 |  |  |  | 6,500 |
|  | Decommissioning costs of nuclear power plants |  |  |  |  |  |  | 655,030 |  |  |  | 660,000 |
Other non-current assets |  | Deposits for other business purposes |  |  |  |  |  |  | 7,558 |  |  |  | 9,150 |
|  |  |  | ￦ |  |  |  |  | 1,302,733 |  |  |  | 1,400,071 |

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