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Consolidated Statements of Comprehensive Income or Loss - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Statement of comprehensive income [abstract] |  |  |
Total revenue from external customers (Notes 4, 35, 45, 47) | ₩ 87,476,410 | ₩ 70,546,024 | ₩ 60,012,375
Sales of goods (Note 2) | 85,940,137 | 69,184,469 | 58,800,977
Sales of construction services (Note 20) | 785,395 | 646,953 | 754,998
Sales of services | 750,878 | 714,602 | 456,400
Cost of sales (Notes 2,14,25,43 and 47) | (89,699,527) | (100,903,594) | (63,644,290)
Cost of sales of goods | (88,066,120) | (99,441,768) | (62,164,425)
Cost of sales of construction services | (1,003,601) | (941,254) | (898,963)
Cost of sales of services | (629,806) | (520,572) | (580,902)
Gross loss | (2,223,117) | (30,357,570) | (3,631,915)
Selling and administrative expenses (Notes 25,36,43 and 47) | (3,061,582) | (3,009,422) | (2,875,796)
Other income (Note 28 and 37) | 1,275,902 | 1,095,489 | 1,034,133
Other expenses (Note 37) | (258,905) | (212,150) | (257,932)
Other gains (losses), net (Note 38) | 22,686 | 243,122 | 8,519
Operating loss (Note 4) | (4,245,016) | (32,240,531) | (5,722,991)
Finance income (Notes 5,12 and 39) | 1,425,031 | 1,833,312 | 1,402,614
Finance expenses (Notes 5,12 and 40) | (5,347,018) | (4,746,791) | (3,245,777)
Gain on valuation of investments in associates and joint ventures | 804,141 | 1,393,486 | 775,588
Gain on disposal of investments in associates and joint ventures | 18,204 | 11,091 | 1,844
Reversal of impairment loss on investments in associates and joint ventures | 347 |  |
Gain on disposal of investments in subsidiaries | 2 |  |
Loss on valuation of investments in associates and joint ventures | (209,085) | (55,193) | (218,532)
Loss on disposal of investments in associates and joint ventures | 0 | (1,675) | (64,119)
Loss on impairment of investments in associates and joint ventures | (19) | (5,174) | 0
Loss on disposal of investments in subsidiaries | (564) | (32,144) | (197)
Profit (loss) related to associates, joint ventures and subsidiaries (Notes 4,16 and 17) | 613,026 | 1,310,391 | 494,584
Loss before income tax | (7,553,977) | (33,843,619) | (7,071,570)
Income tax benefit (Note 41) | 2,837,833 | 9,414,511 | 1,855,989
Loss for the year | (4,716,144) | (24,429,108) | (5,215,581)
Other comprehensive income (loss), net of tax (Notes 5,12,25,31 and 34) | (228,672) | 1,246,869 | 599,614
Items that will not be reclassified subsequently to profit or loss: |  |  |
Remeasurements of defined benefit liability (Notes 25 and 31) | (271,724) | 663,095 | 210,409
Share of other comprehensive income (loss) of associates and joint ventures (Note 31) | (27,349) | 12,305 | 3,609
Net change in fair value of financial assets at fair value through other comprehensive income (loss) (Note 34) | (31,665) | 58,010 | 59,024
Items that may be reclassified subsequently to profit or loss: |  |  |
Net change in the unrealized fair value of derivatives using cash flow hedge accounting (Notes 5, 12 and 34) | (3,654) | (24,415) | (15,778)
Foreign currency translation of foreign operations (Note 34) | (17,274) | 28,387 | 41,189
Share of other comprehensive income of associates and joint ventures (Note 34) | 122,994 | 509,487 | 301,161
Total comprehensive loss for the year | (4,944,816) | (23,182,239) | (4,615,967)
Profit (loss) attributable to: |  |  |
Owners of the controlling company (Note 44) | (4,822,549) | (24,466,853) | (5,304,522)
Non-controlling interests | 106,405 | 37,745 | 88,941
Loss for the year | (4,716,144) | (24,429,108) | (5,215,581)
Total comprehensive income (loss) attributable to: |  |  |
Owners of the controlling company | (5,032,584) | (23,273,171) | (4,743,513)
Non-controlling interests | 87,768 | 90,932 | 127,546
Total comprehensive loss for the year | ₩ (4,944,816) | ₩ (23,182,239) | ₩ (4,615,967)
Earnings (loss) per share (in won) (Note 44) |  |  |
Basic earnings (loss) per share | ₩ (7,512) | ₩ (38,112) | ₩ (8,263)
Diluted earnings (loss) per share | ₩ (7,512) | ₩ (38,112) | ₩ (8,263)

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