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v3.21.1

Other Gains (Losses) (Details) - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Other gains |  |  |
Gains on disposal of property, plant and equipment | ₩ 93,195 | ₩ 43,784 | ₩ 98,077
Gains on disposal of intangible assets | 1,556 | 206 | 12
Reversal of impairment loss on property, plant and equipment | 7,805 | 16,692 | 0
Reversal of impairment loss on intangible assets | 0 | 0 | 17
Gains on foreign currency translation | 8,917 | 16,340 | 14,905
Gains on foreign currency transaction | 61,865 | 53,152 | 47,297
Gains on insurance proceeds | 43,800 | 17,410 | 0
Miscellaneous Other Gains | 322,379 | 238,688 | 221,556
Gains on disposal of inventories | 3,373 | 3,424 | 6,350
Gains on proxy collection of TV license fee | 41,438 | 41,013 | 40,450
Gains on compensation of impaired electric poles | 978 | 1,372 | 1,166
Gains on compensation for infringement on contract | 0 | 0 | 3,648
Gains on harbor facilities dues | 2,231 | 3,741 | 3,803
Gains on technical fees | 4,826 | 3,044 | 2,026
Reversal of occupation development training fees | 352 | 1,472 | 1,602
Gains on disposal of waste | 6,927 | 5,317 | 4,232
Gains on insurance | 0 | 812 | 22,382
Gains on tax rebate | 772 | 341 | 542
Gains on other commission | 1,643 | 1,111 | 4,347
Gains on disposal of assets held-for-sale | 0 | 23,778 | 0
Others of Miscellaneous Other Gains | 259,839 | 153,263 | 131,008
Other losses |  |  |
Losses on disposal of property, plant and equipment | (162,725) | (72,508) | (60,704)
Losses on disposal of intangible assets | (392) | (827) | (43)
Losses on valuation of other non-current assets | (241) | 0 | 0
Impairment loss on property, plant and equipment | (80,413) | (50,034) | (710,162)
Impairment loss on intangible assets | (3,599) | (513,609) | (8,112)
Impairment loss on other non-current assets | 0 | (49,620) | (87,024)
Losses on foreign currency translation | (17,664) | (8,757) | (7,678)
Losses on foreign currency transaction | (49,694) | (55,283) | (65,366)
Miscellaneous Other Losses | (189,695) | (217,892) | (63,899)
Losses on valuation of inventories | 4,998 | 3,127 | 1,953
Losses on disposal of inventories | 37,644 | 10,456 | 3,555
Losses due to disaster | 16,814 | 7,635 | 2,129
Losses on rounding adjustment of electric charge surtax | 1,276 | 1,268 | 1,265
Others Of Miscellaneous Other Losses | 128,963 | 195,406 | 54,997
Net other gains | ₩ 35,094 | ₩ (582,258) | ₩ (621,124)

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