v3.26.1
Assets and Liabilities Held for Sale - Summary of Assets and Liabilities Held for Sale (Detail) - KRW (₩)
₩ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale ₩ 143,489 ₩ 174,839
Liabilities included in disposal groups classified as held for sale 67,108 106,352
Right-of-use assets [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale   0
Deferred Tax Assets [Member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale   0
Disposal groups classified as held for sale [member] | Right-of-use assets [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale 2,646  
Disposal groups classified as held for sale [member] | Deferred Tax Assets [Member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale 4,916  
Disposal groups classified as held for sale [member] | Cash and cash equivalents [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 27,569 22,986
Disposal groups classified as held for sale [member] | Accounts receivable – trade and other, net [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 23,591 71,401
Disposal groups classified as held for sale [member] | Prepaid expenses [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 1,877 1,127
Disposal groups classified as held for sale [member] | Inventories, net [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 6,278 3,740
Disposal groups classified as held for sale [member] | Property and equipment, net [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 10,866 17,412
Disposal groups classified as held for sale [member] | Investment property, net [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 0 1,719
Disposal groups classified as held for sale [member] | Intangible assets, net [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 17,795 5,655
Disposal groups classified as held for sale [member] | Goodwill [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 0 2,516
Disposal groups classified as held for sale [member] | Financial instrument [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 45,003 10
Disposal groups classified as held for sale [member] | Defined benefit assets [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 1,981 7,601
Disposal groups classified as held for sale [member] | Advanced payments and others [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale [1] 80 17,559
Current Tax Liabilities [Member] | Disposal groups classified as held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale 4,495  
Accounts payable – other [member] | Disposal groups classified as held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Liabilities included in disposal groups classified as held for sale [1] 38,637 82,206
Withholdings [member] | Disposal groups classified as held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Liabilities included in disposal groups classified as held for sale [1] 16,863 16,161
Lease liabilities [member] | Disposal groups classified as held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Liabilities included in disposal groups classified as held for sale [1] 2,910 2,745
Contract liabilities [member] | Disposal groups classified as held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Liabilities included in disposal groups classified as held for sale [1] 43 1,261
Provisions [member] | Disposal groups classified as held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Liabilities included in disposal groups classified as held for sale [1] 275 1,924
Other current liabilities [member] | Disposal groups classified as held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Liabilities included in disposal groups classified as held for sale [1] 3,885 1,904
Deferred tax liabilities [member] | Disposal groups classified as held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Liabilities included in disposal groups classified as held for sale [1] 0 151
FU Credit information Co., Ltd [Member] | Associates [member] | Non-current assets held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale 0 11,138
Daekyo Wipoongdangdang Contents Korea Fund [Member] | Associates [member] | Non-current assets held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale 746 746
Digital Content Korea Fund [Member] | Financial assets at fair value through profit or loss, category [member] | Non-current assets held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale 0 3,395
Central Fusion Content Fund [Member] | Financial assets at fair value through profit or loss, category [member] | Non-current assets held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale 0 883
PI Cultural Innovation Fund [Member] | Financial assets at fair value through profit or loss, category [member] | Non-current assets held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale 0 818
Property and equipment [Member] | Non-current assets held for sale [member]    
Disclosure In Tabular Form Of Investment Securities Scheduled To Be Liquidated As Non Current Assets Held For Sale [Line Items]    
Non-current assets or disposal groups classified as held for sale ₩ 141 ₩ 6,133
[1] The Group decided to dispose of the shares of NATE Communications Corporation (formerly, SK Communications Co., Ltd.) and SK m&service Co., Ltd., the consolidated subsidiaries, and reclassified assets and liabilities of NATE Communications Corporation (formerly, SK Communications Co., Ltd.) and SK m&service Co., Ltd. as assets and liabilities held for sale.