XML 143 R133.htm IDEA: XBRL DOCUMENT v3.26.1
Property, Plant and Equipment, Net - Summary of Changes in Right-of-use Assets Property Plant and Equipment (Detail) - KRW (₩)
₩ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance ₩ 1,115,474  
Right of use assets Acquisitions 646,356 ₩ 132,219
Depreciation (208,289) (184,022)
Impairment loss   (1,994)
Others (36,010) (365)
Ending balance 1,517,531 1,115,474
Land [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 348,918  
Right of use assets Acquisitions 15,560 1,542
Depreciation (16,154) (17,501)
Impairment loss   (1,994)
Others (22,092) 3,082
Ending balance 326,232 348,918
Buildings and structures [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 154,747  
Right of use assets Acquisitions 119,586 58,116
Depreciation (55,532) (54,092)
Impairment loss   0
Others (25,018) (643)
Ending balance 193,783 154,747
Machinery and equipment [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 346,642  
Right of use assets Acquisitions 29,687 37,204
Depreciation (64,748) (47,797)
Impairment loss   0
Others 20,540 1,631
Ending balance 332,121 346,642
Vehicles [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 45,071  
Right of use assets Acquisitions 15,832 12,501
Depreciation (21,623) (20,291)
Impairment loss   0
Others 1,489 4,633
Ending balance 40,769 45,071
Ships [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 196,070  
Right of use assets Acquisitions 264,508 0
Depreciation (33,792) (24,684)
Impairment loss   0
Others 0 0
Ending balance 426,786 196,070
Others [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 24,026  
Right of use assets Acquisitions 201,183 22,856
Depreciation (16,440) (19,657)
Impairment loss   0
Others (10,929) (9,068)
Ending balance 197,840 24,026
Date of initial application IFRS-16 [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 1,115,474 1,169,636
Ending balance   1,115,474
Date of initial application IFRS-16 [member] | Land [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 348,918 363,789
Ending balance   348,918
Date of initial application IFRS-16 [member] | Buildings and structures [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 154,747 151,366
Ending balance   154,747
Date of initial application IFRS-16 [member] | Machinery and equipment [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 346,642 355,604
Ending balance   346,642
Date of initial application IFRS-16 [member] | Vehicles [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 45,071 48,228
Ending balance   45,071
Date of initial application IFRS-16 [member] | Ships [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance 196,070 220,754
Ending balance   196,070
Date of initial application IFRS-16 [member] | Others [member]    
Disclosure details of changes in right-of-use assets property plant and equipment [line items]    
Beginning Balance ₩ 24,026 29,895
Ending balance   ₩ 24,026