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v3.25.1

Property, Plant and Equipment - Summary of Changes in Property, Plant and Equipment (Details) - KRW (₩) ₩ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Changes in property and equipment [Line Items] |  |  |
Beginning balance | ₩ 179,875,535 | ₩ 177,865,308 |
Acquisitions | 14,987,494 | 14,667,574 |
Disposals | (555,087) | (531,059) |
Depreciation | (13,833,106) | (12,868,596) |
Impairment | (11,240) | (17,031) | ₩ (37,311)
Others | 2,519,167 | 759,339 |
Ending balance | 182,982,763 | 179,875,535 | 177,865,308
Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 314,879,755 |  |
Ending balance | 330,210,469 | 314,879,755 |
Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (133,721,042) |  |
Ending balance | (145,913,633) | (133,721,042) |
Accumulated impairment losses |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (749,537) |  |
Ending balance | (758,137) | (749,537) |
Government grants |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (533,641) |  |
Ending balance | (555,936) | (533,641) |
Land |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 14,370,684 |  |
Ending balance | 14,520,652 | 14,370,684 |
Land | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 14,398,088 | 14,270,937 |
Acquisitions | 28,390 | 23,519 |
Disposals | (38,162) | (15,302) |
Depreciation | 0 | 0 |
Impairment | 0 | 0 |
Others | 159,739 | 118,934 |
Ending balance | 14,548,055 | 14,398,088 | 14,270,937
Land | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 14,426,253 |  |
Ending balance | 14,577,296 | 14,426,253 |
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 | (28,165) |  |
Ending balance | (29,241) | (28,165) |
Land | Government grants |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (27,404) | (27,405) |
Acquisitions | 0 | 0 |
Disposals | 1 | 1 |
Depreciation | 0 | 0 |
Impairment | 0 | 0 |
Others | 0 | 0 |
Ending balance | (27,403) | (27,404) | (27,405)
Buildings |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 13,313,977 |  |
Ending balance | 13,355,743 | 13,313,977 |
Buildings | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 13,360,204 | 13,292,200 |
Acquisitions | 3,767 | 3,706 |
Disposals | (13,366) | (6,221) |
Depreciation | (984,288) | (938,549) |
Impairment | (1,351) | 0 |
Others | 1,032,495 | 1,009,068 |
Ending balance | 13,397,461 | 13,360,204 | 13,292,200
Buildings | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 25,236,830 |  |
Ending balance | 26,217,223 | 25,236,830 |
Buildings | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (11,870,875) |  |
Ending balance | (12,812,659) | (11,870,875) |
Buildings | Accumulated impairment losses |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (5,751) |  |
Ending balance | (7,103) | (5,751) |
Buildings | Government grants |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (46,227) | (50,437) |
Acquisitions | 0 | 0 |
Disposals | 0 | 0 |
Depreciation | 4,508 | 5,070 |
Impairment | 0 | 0 |
Others | 1 | (860) |
Ending balance | (41,718) | (46,227) | (50,437)
Structures |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 50,732,120 |  |
Ending balance | 51,643,202 | 50,732,120 |
Structures | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 50,890,001 | 50,449,235 |
Acquisitions | 16,201 | 18,486 |
Disposals | (303,046) | (311,877) |
Depreciation | (2,873,012) | (2,828,065) |
Impairment | (9,154) | 0 |
Others | 4,071,949 | 3,562,222 |
Ending balance | 51,792,939 | 50,890,001 | 50,449,235
Structures | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 86,010,823 |  |
Ending balance | 89,573,695 | 86,010,823 |
Structures | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (35,111,297) |  |
Ending balance | (37,762,078) | (35,111,297) |
Structures | Accumulated impairment losses |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (9,525) |  |
Ending balance | (18,678) | (9,525) |
Structures | Government grants |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (157,881) | (165,608) |
Acquisitions | 0 | 0 |
Disposals | 1,330 | 1,611 |
Depreciation | 9,458 | 9,562 |
Impairment | 0 | 0 |
Others | (2,644) | (3,446) |
Ending balance | (149,737) | (157,881) | (165,608)
Machinery |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 53,697,222 |  |
Ending balance | 56,850,185 | 53,697,222 |
Machinery | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 53,817,046 | 54,191,785 |
Acquisitions | 341,652 | 184,532 |
Disposals | (199,670) | (195,673) |
Depreciation | (6,311,423) | (6,062,471) |
Impairment | (735) | (6,331) |
Others | 9,308,861 | 5,705,204 |
Ending balance | 56,955,731 | 53,817,046 | 54,191,785
Machinery | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 113,735,035 |  |
Ending balance | 122,610,077 | 113,735,035 |
Machinery | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (59,381,603) |  |
Ending balance | (65,120,941) | (59,381,603) |
Machinery | Accumulated impairment losses |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (536,386) |  |
Ending balance | (533,405) | (536,386) |
Machinery | Government grants |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (119,824) | (127,126) |
Acquisitions | 0 | 0 |
Disposals | 522 | 1,230 |
Depreciation | 16,076 | 17,413 |
Impairment | 0 | 0 |
Others | (2,320) | (11,341) |
Ending balance | (105,546) | (119,824) | (127,126)
Ships |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 12,365 |  |
Ending balance | 10,534 | 12,365 |
Ships | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 12,365 | 13,476 |
Acquisitions | 0 | 0 |
Disposals | 0 | 0 |
Depreciation | (1,865) | (1,812) |
Impairment | 0 | 0 |
Others | 34 | 701 |
Ending balance | 10,534 | 12,365 | 13,476
Ships | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 17,845 |  |
Ending balance | 17,870 | 17,845 |
Ships | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (5,480) |  |
Ending balance | (7,336) | (5,480) |
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 | 80,537 |  |
Ending balance | 78,706 | 80,537 |
Vehicles | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 83,374 | 87,687 |
Acquisitions | 4,311 | 5,778 |
Disposals | (223) | (76) |
Depreciation | (43,837) | (40,760) |
Impairment | 0 | 0 |
Others | 37,826 | 30,745 |
Ending balance | 81,451 | 83,374 | 87,687
Vehicles | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 421,349 |  |
Ending balance | 452,812 | 421,349 |
Vehicles | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (337,859) |  |
Ending balance | (371,245) | (337,859) |
Vehicles | Accumulated impairment losses |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (116) |  |
Ending balance | (116) | (116) |
Vehicles | Government grants |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (2,837) | (2,045) |
Acquisitions | 0 | 0 |
Disposals | 8 | 0 |
Depreciation | 1,233 | 960 |
Impairment | 0 | 0 |
Others | (1,149) | (1,752) |
Ending balance | (2,745) | (2,837) | (2,045)
Equipment |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 424,943 |  |
Ending balance | 434,181 | 424,943 |
Equipment | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 430,875 | 435,741 |
Acquisitions | 84,020 | 62,291 |
Disposals | (236) | (264) |
Depreciation | (210,376) | (206,894) |
Impairment | 0 | 0 |
Others | 133,813 | 140,001 |
Ending balance | 438,096 | 430,875 | 435,741
Equipment | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 2,341,242 |  |
Ending balance | 2,512,223 | 2,341,242 |
Equipment | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (1,909,992) |  |
Ending balance | (2,073,752) | (1,909,992) |
Equipment | Accumulated impairment losses |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (375) |  |
Ending balance | (375) | (375) |
Equipment | Government grants |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (5,932) | (6,608) |
Acquisitions | 0 | 0 |
Disposals | 0 | 0 |
Depreciation | 2,118 | 2,011 |
Impairment | 0 | 0 |
Others | (101) | (1,335) |
Ending balance | (3,915) | (5,932) | (6,608)
Tools |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 164,412 |  |
Ending balance | 172,430 | 164,412 |
Tools | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 164,474 | 178,501 |
Acquisitions | 32,825 | 30,598 |
Disposals | (68) | (364) |
Depreciation | (82,603) | (78,487) |
Impairment | 0 | 0 |
Others | 59,108 | 34,226 |
Ending balance | 173,736 | 164,474 | 178,501
Tools | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 1,354,532 |  |
Ending balance | 1,428,994 | 1,354,532 |
Tools | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (1,190,057) |  |
Ending balance | (1,255,257) | (1,190,057) |
Tools | Accumulated impairment losses |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (1) |  |
Ending balance | (1) | (1) |
Tools | Government grants |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (62) | (99) |
Acquisitions | 0 | 0 |
Disposals | 0 | 0 |
Depreciation | 341 | 38 |
Impairment | 0 | 0 |
Others | (1,585) | (1) |
Ending balance | (1,306) | (62) | (99)
Construction in progress |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 31,835,028 |  |
Ending balance | 31,060,792 | 31,835,028 |
Construction in progress | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 32,008,502 | 28,041,471 |
Acquisitions | 14,335,323 | 14,069,968 |
Disposals | 0 | (1,511) |
Depreciation | 0 | 0 |
Impairment | 0 | (10,700) |
Others | (15,059,467) | (10,090,726) |
Ending balance | 31,284,358 | 32,008,502 | 28,041,471
Construction in progress | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 32,031,297 |  |
Ending balance | 31,307,153 | 32,031,297 |
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 | (22,795) |  |
Ending balance | (22,795) | (22,795) |
Construction in progress | Government grants |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (173,474) | (135,926) |
Acquisitions | 6,806 | 5,544 |
Disposals | 75 | 0 |
Depreciation | 0 | 0 |
Impairment | 0 | 0 |
Others | (56,973) | (43,092) |
Ending balance | (223,566) | (173,474) | (135,926)
Right-of-use assets |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 3,363,743 |  |
Ending balance | 3,046,396 | 3,363,743 |
Right-of-use assets | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 3,363,743 | 3,711,125 |
Acquisitions | 132,495 | 261,862 |
Disposals | (2,252) | (2,613) |
Depreciation | (538,995) | (536,517) |
Impairment | 0 | 0 |
Others | 91,405 | (70,114) |
Ending balance | 3,046,396 | 3,363,743 | 3,711,125
Right-of-use assets | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 6,041,794 |  |
Ending balance | 6,031,076 | 6,041,794 |
Right-of-use assets | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (2,678,051) |  |
Ending balance | (2,984,680) | (2,678,051) |
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 | 9,733,574 |  |
Ending balance | 9,748,444 | 9,733,574 |
Retirements, property, plant and equipment | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 9,733,574 | 11,288,967 |
Acquisitions | 0 | 0 |
Disposals | 0 | 0 |
Depreciation | (1,809,280) | (1,251,446) |
Impairment | 0 | 0 |
Others | 1,824,150 | (303,947) |
Ending balance | 9,748,444 | 9,733,574 | 11,288,967
Retirements, property, plant and equipment | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 17,007,088 |  |
Ending balance | 18,283,796 | 17,007,088 |
Retirements, property, plant and equipment | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (7,127,091) |  |
Ending balance | (8,388,929) | (7,127,091) |
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 | 2,146,930 |  |
Ending balance | 2,061,498 | 2,146,930 |
Other property, plant and equipment | Carrying Amount Other than Government Grants [Member] |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 2,146,930 | 2,419,437 |
Acquisitions | 1,704 | 1,290 |
Disposals | 0 | 0 |
Depreciation | (1,011,161) | (958,649) |
Impairment | 0 | 0 |
Others | 924,025 | 684,852 |
Ending balance | 2,061,498 | 2,146,930 | ₩ 2,419,437
Other property, plant and equipment | Acquisition cost |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | 16,255,667 |  |
Ending balance | 17,198,254 | 16,255,667 |
Other property, plant and equipment | Accumulated depreciation |  |  |
Changes in property and equipment [Line Items] |  |  |
Beginning balance | (14,108,737) |  |
Ending balance | (15,136,756) | (14,108,737) |
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 |

X
- Definition The amount of additions to property, plant and equipment other than those acquired through business combinations. [Refer: Total for all business combinations [member]; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2024-01-01 -Paragraph 73 -Subparagraph e -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2024-en-r&anchor=para_73_e_i&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The decrease in property, plant and equipment resulting from disposals. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2024-01-01 -Paragraph 73 -Subparagraph e -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2024-en-r&anchor=para_73_e_ii&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of impairment loss recognised in profit or loss for property, plant and equipment. [Refer: Impairment loss recognised in profit or loss; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2024-01-01 -Paragraph 73 -Subparagraph e -Clause v -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2024-en-r&anchor=para_73_e_v&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 98 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_98_a&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The increase (decrease) in property, plant and equipment resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2024-01-01 -Paragraph 73 -Subparagraph e -Clause ix -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2024-en-r&anchor=para_73_e_ix&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. Note that right-of-use assets are not included. [Contrast: Property, plant and equipment including right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2024-01-01 -Paragraph 73 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2024-en-r&anchor=para_73_e&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 54 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_54_a&doctype=Standard -URIDate 2024-03-27 + Details
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