Accumulated other comprehensive income

12 Months Ended

Dec. 31, 2024

Equity [Abstract]

Accumulated other comprehensive income

(25)Accumulated other comprehensive income

A summary of the net changes in after-tax accumulated other comprehensive income attributable to Berkshire shareholders for each of the three years ending December 31, 2024 follows (in millions).

	Unrealized investment gains (losses)			Foreign currency translation			Long-duration insurance contracts			Defined benefit pension plans			Other			Total
Balance at December 31, 2021	$	369		$	(4,092	)	$	(4,096	)	$	(347	)	$	43		$	(8,123	)
Other comprehensive income		(991	)		(2,047	)		5,637			(298	)		283			2,584
Reclassifications into net earnings		435			(3	)		—			93			(38	)		487
Balance at December 31, 2022		(187	)		(6,142	)		1,541			(552	)		288			(5,052	)
Other comprehensive income		420			741			(188	)		466			(25	)		1,414
Reclassifications into net earnings		(43	)		8			—			(11	)		(79	)		(125	)
Balance at December 31, 2023		190			(5,393	)		1,353			(97	)		184			(3,763	)
Other comprehensive income		(43	)		(1,647	)		662			1,222			2			196
Reclassifications into net earnings		(30	)		1			—			23			(11	)		(17	)
Balance at December 31, 2024	$	117		$	(7,039	)	$	2,015		$	1,148		$	175		$	(3,584	)