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Other Gains (Losses) (Tables) | 12 Months Ended
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Dec. 31, 2023
Other Gains (Losses) [Abstract] |
Summary of Other Gains (Losses) |
(1) | Composition of other gains (losses) for the years ended December 31, 2021, 2022 and 2023 are as follows:
|  |  |  |  | 2021 |  |  | 2022 |  |  | 2023 |
|  |  |  |  | In millions of won |
Other gains |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gains on disposal of property, plant and equipment |  | ￦ |  |  |  |  | 56,284 |  |  |  | 148,667 |  |  |  | 32,196 |
Gains on disposal of intangible assets |  |  |  |  |  |  | 1 |  |  |  | 41 |  |  |  | 136 |
Reversal of impairment loss on property, plant and equipment |  |  |  |  |  |  | — |  |  |  | 134,735 |  |  |  | — |
Reversal of impairment loss on intangible assets |  |  |  |  |  |  | 14 |  |  |  | — |  |  |  | 16,035 |
Gains on foreign currency translation |  |  |  |  |  |  | 20,598 |  |  |  | 36,097 |  |  |  | 27,123 |
Gains on foreign currency transaction |  |  |  |  |  |  | 48,671 |  |  |  | 235,221 |  |  |  | 139,077 |
Gains on insurance proceeds |  |  |  |  |  |  | 144 |  |  |  | 43,497 |  |  |  | 6,785 |
Others |  |  |  |  |  |  | 250,174 |  |  |  | 294,091 |  |  |  | 346,795 |
Other losses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Losses on disposal of property, plant and equipment |  |  |  |  |  |  | (92,622 | ) |  |  | (100,066 | ) |  |  | (98,120 | )
Losses on disposal of intangible assets |  |  |  |  |  |  | (145 | ) |  |  | (116 | ) |  |  | (71 | )
Impairment loss on property, plant and equipment |  |  |  |  |  |  | (4,056 | ) |  |  | (37,311 | ) |  |  | (17,031 | )
Impairment loss on intangible assets |  |  |  |  |  |  | — |  |  |  | (164 | ) |  |  | (2,865 | )
Impairment loss on other non-current assets |  |  |  |  |  |  | (16,035 | ) |  |  | — |  |  |  | — |
Losses on foreign currency translation |  |  |  |  |  |  | (4,732 | ) |  |  | (14,738 | ) |  |  | (3,901 | )
Losses on foreign currency transaction |  |  |  |  |  |  | (67,990 | ) |  |  | (299,117 | ) |  |  | (165,187 | )
Others |  |  |  |  |  |  | (181,787 | ) |  |  | (197,715 | ) |  |  | (258,286 | )
|  | ￦ |  |  |  |  | 8,519 |  |  |  | 243,122 |  |  |  | 22,686 |
Summary of Others of Other Gains |
(2) | Details of “others” included in other gains for the years ended December 31, 2021, 2022 and 2023 are as follows:
|  |  |  |  | 2021 |  |  | 2022 |  |  | 2023 |
|  |  |  |  | In millions of won |
Gains on disposal of inventories |  | ￦ |  |  |  |  | 4,446 |  |  |  | 11,091 |  |  |  | 20,447 |
Gains on proxy collection of TV license fee |  |  |  |  |  |  | 42,271 |  |  |  | 42,286 |  |  |  | 41,372 |
Gains on compensation of impaired electric poles |  |  |  |  |  |  | 812 |  |  |  | 768 |  |  |  | 1,138 |
Gains on harbor facilities dues |  |  |  |  |  |  | 3,281 |  |  |  | 4,198 |  |  |  | 3,666 |
Gains on technical fees |  |  |  |  |  |  | 3,968 |  |  |  | 2,972 |  |  |  | 3,071 |
Reversal of occupation development training fees |  |  |  |  |  |  | 229 |  |  |  | 525 |  |  |  | 1,452 |
Gains on disposal of waste |  |  |  |  |  |  | 4,272 |  |  |  | 7,749 |  |  |  | 3,815 |
Gains on insurance |  |  |  |  |  |  | 690 |  |  |  | — |  |  |  | — |
Gains on tax rebate |  |  |  |  |  |  | 685 |  |  |  | 548 |  |  |  | 374 |
Gains on other commission |  |  |  |  |  |  | 1,822 |  |  |  | 2,097 |  |  |  | 2,044 |
Gains on disposal of greenhouse gas emissions rights |  |  |  |  |  |  | 8,739 |  |  |  | — |  |  |  | — |
Gains on disposal of assets held-for-sale |  |  |  |  |  |  | 160 |  |  |  | 236 |  |  |  | — |
Others |  |  |  |  |  |  | 178,799 |  |  |  | 221,621 |  |  |  | 269,416 |
|  | ￦ |  |  |  |  | 250,174 |  |  |  | 294,091 |  |  |  | 346,795 |
Summary of Others of Other Losses |
(3) | Details of “others” included in other losses for the years ended December 31, 2021, 2022 and 2023 are as follows:
|  |  |  |  | 2021 |  |  | 2022 |  |  | 2023 |
|  |  |  |  | In millions of won |
Losses on valuation of inventories |  | ￦ |  |  |  |  | 7,761 |  |  |  | 14,528 |  |  |  | 9,936 |
Losses on disposal of inventories |  |  |  |  |  |  | 8,874 |  |  |  | 8,324 |  |  |  | 5,471 |
Losses due to disaster |  |  |  |  |  |  | 6,238 |  |  |  | 5,068 |  |  |  | 7,138 |
Losses on rounding adjustment of electric charge surtax |  |  |  |  |  |  | 1,283 |  |  |  | 1,317 |  |  |  | 1,332 |
Loss on disposal of greenhouse gas emissions rights |  |  |  |  |  |  | 11,282 |  |  |  | — |  |  |  | — |
Others |  |  |  |  |  |  | 146,349 |  |  |  | 168,478 |  |  |  | 234,409 |
|  | ￦ |  |  |  |  | 181,787 |  |  |  | 197,715 |  |  |  | 258,286 |

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