XML 126 R111.htm IDEA: XBRL DOCUMENT v3.8.0.1
Property, Plant and Equipment - Summary of Changes in Property, Plant and Equipment (Detail) - KRW (₩)
₩ in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net ₩ 14,312,111 ₩ 14,478,914
Acquisition 2,631,431 2,695,147
Disposal, Abandonment and termination (196,138) (126,152)
Depreciation (2,755,236) (2,778,204)
Impairment (9,285) (46,725)
Transfer in (out) (310,687)  
Exclusion from scope of consolidation (945)  
Inclusion in scope of consolidation   832
Transfer from (to) investment properties (61,472)  
Others (47,460) 88,299
Ending, net 13,562,319 14,312,111
Gross carrying amount [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 43,133,769 42,220,319
Ending, net 43,626,804 43,133,769
Accumulated depreciation, amortisation and impairment [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net (28,821,658) (27,741,405)
Ending, net (30,064,485) (28,821,658)
Land [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 1,308,952 1,287,617
Acquisition 1,948 291
Disposal, Abandonment and termination (4,656) (855)
Transfer in (out) 26,764 4,274
Transfer from (to) investment properties (64,449)  
Others 98 17,625
Ending, net 1,268,657 1,308,952
Land [member] | Gross carrying amount [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 1,309,084 1,287,749
Ending, net 1,268,789 1,309,084
Land [member] | Accumulated depreciation, amortisation and impairment [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net (132) (132)
Ending, net (132) (132)
Buildings [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 2,124,732 2,099,044
Acquisition 120 3,608
Disposal, Abandonment and termination (4,022) (1,650)
Depreciation (135,242) (135,389)
Transfer in (out) 25,305 136,041
Exclusion from scope of consolidation (19)  
Transfer from (to) investment properties 1,793  
Others (245) 23,078
Ending, net 2,012,422 2,124,732
Buildings [member] | Gross carrying amount [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 3,729,228 3,558,460
Ending, net 3,750,861 3,729,228
Buildings [member] | Accumulated depreciation, amortisation and impairment [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net (1,604,496) (1,459,416)
Ending, net (1,738,439) (1,604,496)
Machinery and equipment1 [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 9,260,185 9,508,793
Acquisition 237,218 247,431
Disposal, Abandonment and termination (176,085) (112,135)
Depreciation (2,469,459) (2,498,837)
Impairment (9,256) 361
Transfer in (out) 2,227,808 2,060,936
Exclusion from scope of consolidation (772)  
Inclusion in scope of consolidation   68
Others (8,830) 53,568
Ending, net 9,060,809 9,260,185
Machinery and equipment1 [member] | Gross carrying amount [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 35,106,184 34,388,584
Ending, net 35,971,877 35,106,184
Machinery and equipment1 [member] | Accumulated depreciation, amortisation and impairment [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net (25,845,999) (24,879,791)
Ending, net (26,911,068) (25,845,999)
Others [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 524,923 550,983
Acquisition 129,464 146,471
Disposal, Abandonment and termination (8,242) (8,155)
Depreciation (150,535) (143,978)
Impairment (1) (47,086)
Transfer in (out) 10,344 11,073
Exclusion from scope of consolidation (120)  
Inclusion in scope of consolidation   764
Transfer from (to) investment properties 1,184  
Others (179) 14,851
Ending, net 506,838 524,923
Others [member] | Gross carrying amount [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 1,895,332 1,951,749
Ending, net 1,920,571 1,895,332
Others [member] | Accumulated depreciation, amortisation and impairment [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net (1,370,409) (1,400,766)
Ending, net (1,413,733) (1,370,409)
Construction-in-progress [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 1,093,319 1,032,477
Acquisition 2,262,681 2,297,346
Disposal, Abandonment and termination (3,133) (3,357)
Impairment (28)  
Transfer in (out) (2,600,908) (2,212,324)
Exclusion from scope of consolidation (34)  
Transfer from (to) investment properties 1,184  
Others (38,304) (20,823)
Ending, net 713,593 1,093,319
Construction-in-progress [member] | Gross carrying amount [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net 1,093,941 1,033,777
Ending, net 714,706 1,093,941
Construction-in-progress [member] | Accumulated depreciation, amortisation and impairment [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning, net (622) (1,300)
Ending, net ₩ (1,113) ₩ (622)