Accumulated Other Comprehensive Income (Loss)

12 Months Ended

Dec. 31, 2022

Disclosure of analysis of other comprehensive income by item [abstract]

Accumulated Other Comprehensive Income (Loss)

36. Accumulated Other Comprehensive Income (Loss)

Changes in accumulated other comprehensive income (loss) for the years ended December 31, 2021 and 2022, are as follows:

	2021
	Beginning			Changes except for reclassification			Reclassification to profit or loss			Transfer within equity			Tax effect			Ending
	(In millions of Korean won)
Remeasurements of net defined benefit liabilities	￦	(282,650	)	￦	(64,380	)	￦	—		￦	—		￦	18,638		￦	(328,392	)
Currency translation differences		(131,113	)		248,998			1,995			(7,671	)		(15,675	)		96,534
Gains on financial instruments at fair value through other comprehensive income		717,230			(62,043	)		20,537			314,624			(71,421	)		918,927
Share of other comprehensive income (loss) of associates and joint ventures		(3,529	)		3,276			(2,720	)		—			(7	)		(2,980	)
Losses on cash flow hedging instruments		(28,597	)		95,478			(53,080	)		—			(21,534	)		(7,733	)
Gains (losses) on hedging instruments of net investments in foreign operations		22,277			(88,729	)		5,195			—			25,599			(35,658	)
Other comprehensive income (loss) arising from separate account		8,698			(81,601	)		(6,419	)		—			24,206			(55,116	)
Fair value changes of financial liabilities designated at fair value through profit or loss due to own credit risk		(11,507	)		18,917			—			—			(5,202	)		2,208
Gains on overlay adjustment		339,202			257,574			(90,458	)		—			(46,834	)		459,484
Assets of a disposal group held for sale		—			—			—			7,671			—			7,671
	￦	630,011		￦	327,490		￦	(124,950	)	￦	314,624		￦	(92,230	)	￦	1,054,945

	2022
	Beginning			Changes except for reclassification			Reclassification to profit or loss			Transfer within equity			Tax effect			Ending
	(In millions of Korean won)
Remeasurements of net defined benefit liabilities	￦	(328,392	)	￦	330,774		￦	—		￦	—		￦	(91,150	)	￦	(88,768	)
Currency translation differences		96,534			172,340			—			—			(15,059	)		253,815
Gains (losses) on financial instruments at fair value through other comprehensive income		918,927			(4,830,635	)		326,437			(335,203	)		1,291,023			(2,629,451	)
Share of other comprehensive income (loss) of associates and joint ventures		(2,980	)		(406	)		—			—			44			(3,342	)
Gains (losses) on cash flow hedging instruments		(7,733	)		71,692			(13,288	)		—			(26,930	)		23,741
Gains (losses) on hedging instruments of net investments in foreign operations		(35,658	)		(104,021	)		—			—			24,936			(114,743	)
Other comprehensive income (loss) arising from separate account		(55,116	)		(225,426	)		9,042			—			56,765			(214,735	)
Fair value changes of financial liabilities designated at fair value through profit or loss due to own credit risk		2,208			52,876			—			—			(14,009	)		41,075
Gains (losses) on overlay adjustment		459,484			(526,085	)		(81,785	)		—			167,741			19,355
Assets of a disposal group held for sale		7,671			(7,671	)		—			—			—			—
	￦	1,054,945		￦	(5,066,562	)	￦	240,406		￦	(335,203	)	￦	1,393,361		￦	(2,713,053	)