v3.26.1
Statements of Cash Flows - Adjustments for Income and Expenses from Operating Activities (Detail) - KRW (₩)
₩ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Adjustments to reconcile profit (loss) [abstract]      
Interest income ₩ (73,064) ₩ (87,245) ₩ (70,055)
Dividends (57,060) (35,818) (43,014)
Gain on foreign currency translations (3,671) (9,344) (1,199)
Gain (loss) relating to investments in subsidiaries, associates and joint ventures, net 63,602 (321,787) (10,928)
Gain on disposal of property and equipment and intangible assets (127,058) (37,316) (21,898)
Gain relating to financial instruments at FVTPL (58,256) (190,368) (115,043)
Interest expense 383,194 403,129 389,813
Loss on foreign currency translations 3,029 3,575 1,227
Other finance costs 23,367 0 0
Loss on sale of accounts receivables-other 17,513 35,317 65,027
Income tax expense 347,177 374,670 342,242
Expense related to defined benefit plan 120,568 130,581 124,439
Share option (744) 6,696 18,889
Bonus paid by treasury shares 262 24,988 20,420
Depreciation and amortization 3,590,217 3,699,890 3,750,796
Bad debt for accounts receivables – trade 44,183 49,865 37,906
Loss on disposal of property and equipment and intangible assets 15,296 17,427 9,369
Impairment loss on property and equipment and intangible assets 3,140 94,736 10,369
Bad debt for accounts receivable – other 3,282 4,838 5,256
Loss relating to financial instruments at FVTPL 16,350 133,006 49,641
Loss on disposal of investment assets 7,298 0 0
Other income (expenses) (2,718) 16,373 (16,919)
Increase in other provisions 107,924 0 0
Impairment Loss On Assets Held For Sale 12,320 0 0
Loss On Repayment Of Debenture 468 0 0
Adjustments for income and expenses from operating activities ₩ 4,436,619 ₩ 4,313,213 ₩ 4,546,338