XML 211 R200.htm IDEA: XBRL DOCUMENT v3.23.1
Finance Income and Costs - Finance Income and Costs by Category of Financial Instruments (Detail) - KRW (₩)
₩ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Disclosure of detailed information about financial instruments [Line items]      
Finance income ₩ 179,838 ₩ 155,133 ₩ 140,685
Finance costs 456,327 315,604 322,943
Derivatives designated as hedging instrument (21,366) 16,133 19,138
Other comprehensive income (loss) for the year, net of taxes (306,226) 1,362,192 461,822
Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income 179,838 202,550 241,196
Finance costs 456,327 585,427 497,193
Financial assets, class [member]      
Disclosure of detailed information about financial instruments [Line items]      
Financial assets at FVOCI (491,853) 920,871 579,678
Derivatives designated as hedging instrument (21,548) 15,427 24,320
Other comprehensive income (loss) for the year, net of taxes (513,401) 936,298 603,998
Financial assets, class [member] | Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income 150,571 201,943 227,382
Finance costs 127,815 222,380 82,194
Financial liabilities, class [member]      
Disclosure of detailed information about financial instruments [Line items]      
Derivatives designated as hedging instrument 182 706 (5,182)
Financial liabilities, class [member] | Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income 29,267 607 13,814
Finance costs 328,512 363,047 414,999
Financial instruments [member]      
Disclosure of detailed information about financial instruments [Line items]      
Other comprehensive income (loss) for the year, net of taxes (513,219) 937,004 598,816
Financial assets at fair value through profit or loss [member] | Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income 104,068 149,590 180,254
Finance costs 103,292 67,503 10,894
Financial liabilities at fair value through profit or loss [member] | Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income 18,432 0  
Finance costs 0 8,036 12,115
Financial liabilities measured at amortised cost [Member] | Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income 10,835 607 6,434
Finance costs 328,512 355,011 400,678
Derivatives hedging instrument [member] | Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income     7,380
Finance costs     2,206
Financial assets at FVOCI [member] | Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income 1,495 3,413 993
Finance costs 1,283 142,015 44,832
Financial assets at amortised cost, class [member] | Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income 45,008 48,940 46,135
Finance costs 23,094 12,262 24,601
Derivatives designated as hedging instrument [member] | Parent Company [Member]      
Disclosure of detailed information about financial instruments [Line items]      
Finance income 0 0  
Finance costs ₩ 146 ₩ 600 ₩ 1,867