XML 179 R167.htm IDEA: XBRL DOCUMENT
v3.22.1

Property, Plant and Equipment - Summary of Changes in Property, Plant and Equipment (Details) - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Changes in property and equipment [Line Items] |  |
Beginning balance | ₩ 168,709,387 | ₩ 164,701,827
Acquisitions | 12,614,177 | 13,593,937
Disposals | (613,515) | (685,326)
Depreciation | (11,770,725) | (11,376,100)
Impairment | (4,056) | (72,607)
Others | 4,184,513 | 2,547,656
Ending balance | 173,119,781 | 168,709,387
Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 272,874,770 |
Ending balance | 287,613,240 | 272,874,770
Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (102,800,055) |
Ending balance | (113,125,144) | (102,800,055)
Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (866,604) |
Ending balance | (866,906) | (866,604)
Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (498,724) |
Ending balance | (501,409) | (498,724)
Land |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 13,919,851 |
Ending balance | 14,084,491 | 13,919,851
Land | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 13,943,326 | 13,848,063
Acquisitions | 9,561 | 5,330
Disposals | (54,447) | (31,304)
Depreciation | 0 | (273)
Impairment | 0 | 0
Others | 209,525 | 121,510
Ending balance | 14,107,965 | 13,943,326
Land | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 13,970,098 |
Ending balance | 14,135,452 | 13,970,098
Land | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 0 |
Ending balance | 0 | 0
Land | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (26,772) |
Ending balance | (27,487) | (26,772)
Land | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (23,475) | (21,817)
Acquisitions | 0 | 0
Disposals | 1 | 2
Depreciation | 0 | 0
Impairment | 0 | 0
Others | 0 | (1,660)
Ending balance | (23,474) | (23,475)
Buildings |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 12,559,301 |
Ending balance | 12,872,930 | 12,559,301
Buildings | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 12,616,532 | 12,445,706
Acquisitions | 9,036 | 7,225
Disposals | (19,974) | (16,015)
Depreciation | (889,539) | (875,680)
Impairment | 0 | (2,107)
Others | 1,208,997 | 1,057,403
Ending balance | 12,925,052 | 12,616,532
Buildings | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 21,773,824 |
Ending balance | 22,973,395 | 21,773,824
Buildings | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (9,150,218) |
Ending balance | (10,041,270) | (9,150,218)
Buildings | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (7,074) |
Ending balance | (7,073) | (7,074)
Buildings | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (57,231) | (61,920)
Acquisitions | 0 | 0
Disposals | 0 | 0
Depreciation | 5,174 | 5,206
Impairment | 0 | 0
Others | (65) | (517)
Ending balance | (52,122) | (57,231)
Structures |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 46,078,846 |
Ending balance | 48,116,505 | 46,078,846
Structures | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 46,258,855 | 45,178,870
Acquisitions | (5,472) | 36,091
Disposals | (319,287) | (346,612)
Depreciation | (2,582,488) | (2,313,920)
Impairment | (741) | (3,571)
Others | 4,937,659 | 3,707,997
Ending balance | 48,288,526 | 46,258,855
Structures | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 74,136,523 |
Ending balance | 78,473,094 | 74,136,523
Structures | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (27,864,461) |
Ending balance | (30,171,363) | (27,864,461)
Structures | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (13,207) |
Ending balance | (13,205) | (13,207)
Structures | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (180,009) | (186,554)
Acquisitions | 0 | 0
Disposals | 1,811 | 2,032
Depreciation | 9,517 | 9,526
Impairment | 0 | 0
Others | (3,340) | (5,013)
Ending balance | (172,021) | (180,009)
Machinery |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 49,881,002 |
Ending balance | 51,603,143 | 49,881,002
Machinery | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 50,038,787 | 49,907,300
Acquisitions | 268,126 | 407,521
Disposals | (135,803) | (283,845)
Depreciation | (5,759,155) | (5,526,816)
Impairment | 0 | (74,362)
Others | 7,331,270 | 5,608,989
Ending balance | 51,743,225 | 50,038,787
Machinery | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 94,295,027 |
Ending balance | 101,049,793 | 94,295,027
Machinery | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (43,740,838) |
Ending balance | (48,791,577) | (43,740,838)
Machinery | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (515,402) |
Ending balance | (514,991) | (515,402)
Machinery | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (157,785) | (158,907)
Acquisitions | 0 | 0
Disposals | 531 | 496
Depreciation | 17,519 | 17,468
Impairment | 0 | 0
Others | (347) | (16,842)
Ending balance | (140,082) | (157,785)
Ships |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 255 |
Ending balance | 177 | 255
Ships | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 255 | 201
Acquisitions | 0 | 0
Disposals | 0 | 0
Depreciation | (103) | (106)
Impairment | 0 | 0
Others | 25 | 160
Ending balance | 177 | 255
Ships | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 2,482 |
Ending balance | 2,068 | 2,482
Ships | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (2,227) |
Ending balance | (1,891) | (2,227)
Ships | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 0 |
Ending balance | 0 | 0
Ships | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 0 |
Ending balance | 0 | 0
Vehicles |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 78,351 |
Ending balance | 87,582 | 78,351
Vehicles | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 78,983 | 70,585
Acquisitions | 4,807 | 3,880
Disposals | (4,298) | (151)
Depreciation | (37,980) | (35,036)
Impairment | 0 | 0
Others | 47,745 | 39,705
Ending balance | 89,257 | 78,983
Vehicles | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 338,386 |
Ending balance | 371,207 | 338,386
Vehicles | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (259,288) |
Ending balance | (281,833) | (259,288)
Vehicles | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (115) |
Ending balance | (117) | (115)
Vehicles | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (632) | (2,275)
Acquisitions | (26) | 0
Disposals | 0 | 4
Depreciation | 460 | 2,064
Impairment | 0 | 0
Others | (1,477) | (425)
Ending balance | (1,675) | (632)
Equipment |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 407,616 |
Ending balance | 397,034 | 407,616
Equipment | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 407,843 | 374,115
Acquisitions | 54,875 | 72,655
Disposals | (667) | (86)
Depreciation | (184,007) | (186,004)
Impairment | 0 | 0
Others | 119,139 | 147,163
Ending balance | 397,183 | 407,843
Equipment | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 1,895,528 |
Ending balance | 1,989,115 | 1,895,528
Equipment | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (1,487,643) |
Ending balance | (1,591,890) | (1,487,643)
Equipment | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (42) |
Ending balance | (42) | (42)
Equipment | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (227) | (241)
Acquisitions | 0 | 0
Disposals | 0 | 0
Depreciation | 95 | 149
Impairment | 0 | 0
Others | (17) | (135)
Ending balance | (149) | (227)
Tools |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 192,148 |
Ending balance | 183,001 | 192,148
Tools | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 192,387 | 164,064
Acquisitions | 19,389 | 28,048
Disposals | (89) | (193)
Depreciation | (81,984) | (82,862)
Impairment | 0 | 0
Others | 53,362 | 83,330
Ending balance | 183,065 | 192,387
Tools | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 1,195,721 |
Ending balance | 1,256,189 | 1,195,721
Tools | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (1,003,295) |
Ending balance | (1,073,086) | (1,003,295)
Tools | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (39) |
Ending balance | (38) | (39)
Tools | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (239) | (403)
Acquisitions | 0 | 0
Disposals | 0 | 0
Depreciation | 209 | 243
Impairment | 0 | 0
Others | (34) | (79)
Ending balance | (64) | (239)
Construction in progress |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 30,884,599 |
Ending balance | 30,044,272 | 30,884,599
Construction in progress | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 30,963,725 | 28,419,470
Acquisitions | 12,165,238 | 12,726,469
Disposals | (66,965) | (486)
Depreciation | 0 | 0
Impairment | (3,315) | 7,799
Others | (12,902,589) | (10,189,527)
Ending balance | 30,156,094 | 30,963,725
Construction in progress | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 31,121,255 |
Ending balance | 30,313,624 | 31,121,255
Construction in progress | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 0 |
Ending balance | 0 | 0
Construction in progress | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (157,530) |
Ending balance | (157,530) | (157,530)
Construction in progress | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (79,126) | (61,211)
Acquisitions | 5,027 | 8,783
Disposals | 0 | 0
Depreciation | 0 | 0
Impairment | 0 | 0
Others | (37,723) | (26,698)
Ending balance | (111,822) | (79,126)
Right-of-use assets |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 4,542,166 |
Ending balance | 4,059,397 | 4,542,166
Right-of-use assets | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 4,542,166 | 4,783,573
Acquisitions | 78,213 | 291,334
Disposals | (11,787) | (827)
Depreciation | (554,615) | (586,254)
Impairment | 0 | 0
Others | 5,420 | 54,340
Ending balance | 4,059,397 | 4,542,166
Right-of-use assets | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 7,905,214 |
Ending balance | 7,848,138 | 7,905,214
Right-of-use assets | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (3,363,048) |
Ending balance | (3,788,741) | (3,363,048)
Right-of-use assets | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 0 |
Ending balance | 0 | 0
Right-of-use assets | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 0 |
Ending balance | 0 | 0
Retirements, property, plant and equipment |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 7,413,171 |
Ending balance | 8,925,388 | 7,413,171
Retirements, property, plant and equipment | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 7,413,171 | 7,374,527
Acquisitions | 92 | 131
Disposals | (209) | (196)
Depreciation | (844,518) | (819,708)
Impairment | 0 | 0
Others | 2,356,852 | 858,417
Ending balance | 8,925,388 | 7,413,171
Retirements, property, plant and equipment | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 12,260,732 |
Ending balance | 14,348,920 | 12,260,732
Retirements, property, plant and equipment | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (4,701,138) |
Ending balance | (5,277,109) | (4,701,138)
Retirements, property, plant and equipment | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (146,423) |
Ending balance | (146,423) | (146,423)
Retirements, property, plant and equipment | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 0 |
Ending balance | 0 | 0
Other property, plant and equipment |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 2,752,081 |
Ending balance | 2,745,861 | 2,752,081
Other property, plant and equipment | Carrying Amount Other than Government Grants [Member] |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 2,752,081 | 2,628,681
Acquisitions | 5,311 | 6,470
Disposals | (2,332) | (8,145)
Depreciation | (869,310) | (984,097)
Impairment | 0 | (366)
Others | 860,111 | 1,109,538
Ending balance | 2,745,861 | 2,752,081
Other property, plant and equipment | Acquisition cost |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 13,979,980 |
Ending balance | 14,852,245 | 13,979,980
Other property, plant and equipment | Accumulated depreciation |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | (11,227,899) |
Ending balance | (12,106,384) | (11,227,899)
Other property, plant and equipment | Accumulated impairment losses |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 0 |
Ending balance | 0 | 0
Other property, plant and equipment | Government grants |  |
Changes in property and equipment [Line Items] |  |
Beginning balance | 0 |
Ending balance | ₩ 0 | ₩ 0

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