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Other Gains (Losses) (Details) - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Other gains |  |  |
Gains on disposal of property, plant and equipment | ₩ 32,196 | ₩ 148,667 | ₩ 56,284
Gains on disposal of inventories | 20,447 | 11,091 | 4,446
Gains on disposal of intangible assets | 136 | 41 | 1
Reversal of impairment loss on intangible assets | 16,035 | 0 | 14
Reversal of impairment loss on property, plant and equipment | 0 | 134,735 | 0
Gains on proxy collection of TV license fee | 41,372 | 42,286 | 42,271
Gains on foreign currency translation | 27,123 | 36,097 | 20,598
Gains on foreign currency transaction | 139,077 | 235,221 | 48,671
Gains on insurance proceeds | 6,785 | 43,497 | 144
Miscellaneous Other Gains | 346,795 | 294,091 | 250,174
Gains on compensation of impaired electric poles | 1,138 | 768 | 812
Gains on harbor facilities dues | 3,666 | 4,198 | 3,281
Gains on technical fees | 3,071 | 2,972 | 3,968
Reversal of occupation development training fees | 1,452 | 525 | 229
Gains on disposal of waste | 3,815 | 7,749 | 4,272
Gains on insurance | 0 | 0 | 690
Gains on tax rebate | 374 | 548 | 685
Gains on other commission | 2,044 | 2,097 | 1,822
Gains on disposal of assets held-for-sale | 0 | 236 | 160
Others of Miscellaneous Other Gains | 269,416 | 221,621 | 178,799
Gains on disposal of greenhouse gas emissions rights | 0 | 0 | 8,739
Other losses |  |  |
Losses on disposal of property, plant and equipment | (98,120) | (100,066) | (92,622)
Losses on disposal of intangible assets | (71) | (116) | (145)
Losses on valuation of other non-current assets | (3,901) | (14,738) | (4,732)
Impairment loss on property, plant and equipment | (17,031) | (37,311) | (4,056)
Impairment loss on intangible assets | (2,865) | (164) | 0
Impairment loss on other non-current assets | 0 | 0 | (16,035)
Losses on foreign currency translation | (165,187) | (299,117) | (67,990)
Miscellaneous Other Losses | (258,286) | (197,715) | (181,787)
Losses on valuation of inventories | 9,936 | 14,528 | 7,761
Losses on disposal of inventories | 5,471 | 8,324 | 8,874
Losses due to disaster | 7,138 | 5,068 | 6,238
Losses on rounding adjustment of electric charge surtax | 1,332 | 1,317 | 1,283
Others of miscellaneous other losses | 234,409 | 168,478 | 146,349
Loss on disposal of greenhouse gas emissions rights | 0 | 0 | 11,282
Total miscellaneous other losses | 258,286 | 197,715 | 181,787
Net other gains | ₩ 22,686 | ₩ 243,122 | ₩ 8,519

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