Shareholders' equity note (Tables)

12 Months Ended

Dec. 31, 2024

Stockholders' Equity Note [Abstract]

The following table presents dividend distributions per Common Share in Swiss francs (CHF) and U.S. dollars (USD):


	Year Ended December 31
		2024			2023			2022
	CHF	USD		CHF	USD		CHF	USD
Total dividend distributions per common share	3.15	$	3.59	3.05	$	3.41	3.11	$	3.29

Schedule of changes in Common Shares issued and outstanding


	Year Ended December 31
	2024	2023	2022
Common Shares authorized and issued, beginning of year	431,451,586	446,376,614	474,021,114
Cancellation of treasury shares	(11,825,600)	(14,925,028)	(27,644,500)
Common Shares authorized and issued, end of year	419,625,986	431,451,586	446,376,614
Common Shares in treasury, beginning of year	(26,181,949)	(31,781,758)	(47,448,502)
Net shares issued under employee share-based compensation plans	2,952,591	2,500,381	2,947,272
Shares repurchased	(7,518,565)	(11,825,600)	(14,925,028)
Cancellation of treasury shares	11,825,600	14,925,028	27,644,500
Common Shares in treasury, end of year	(18,922,323)	(26,181,949)	(31,781,758)
Common Shares outstanding, end of year	400,703,663	405,269,637	414,594,856

Share Repurchase Program [Table Text Block]

Share repurchases may be in the open market, in privately negotiated transactions, block trades, accelerated repurchases and through option or other forward transactions. The following table presents repurchases of Chubb's Common Shares conducted in a series of open market transactions under the Board authorizations:


	Year Ended December 31						January 1, 2025 through
(in millions of U.S. dollars, except share data)	2024		2023		2022		February 26, 2025
Number of shares repurchased	7,518,565		11,825,600		14,925,028		543,782
Cost of shares repurchased	$	2,024	$	2,478	$	3,014	$	148

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The following table presents changes in accumulated other comprehensive income (loss):




	Year Ended December 31
(in millions of U.S. dollars)	2024		2023		2022
Accumulated other comprehensive income (loss) (AOCI)
Net unrealized appreciation (depreciation) on investments
Balance – beginning of year, net of tax	$	(4,177)	$	(7,279)	$	2,256
Change in year, before reclassification from AOCI (before tax)	(553)		2,948		(11,627)
Amounts reclassified from AOCI (before tax)	302		500		1,049
Change in year, before tax	(251)		3,448		(10,578)
Income tax (expense) benefit	(110)		(328)		1,043
Total other comprehensive income (loss)	(361)		3,120		(9,535)
Noncontrolling interests, net of tax	14		18		—
Balance – end of year, net of tax	(4,552)		(4,177)		(7,279)
Current discount rate on liability for future policy benefits
Balance – beginning of year, net of tax	51		(75)		(1,399)
Change in year, before tax	(701)		84		1,480
Income tax (expense) benefit	8		16		(156)
Total other comprehensive income (loss)	(693)		100		1,324
Noncontrolling interests, net of tax	(103)		(26)		—
Balance – end of year, net of tax	(539)		51		(75)
Instrument-specific credit risk on market risk benefits
Balance – beginning of year, net of tax	(22)		(24)		(57)
Change in year, before tax	7		2		33
Income tax expense	(1)		—		—
Total other comprehensive income	6		2		33
Noncontrolling interests, net of tax	—		—		—
Balance – end of year, net of tax	(16)		(22)		(24)
Cumulative foreign currency translation adjustment
Balance – beginning of year, net of tax	(2,945)		(2,966)		(2,114)
Change in year, before reclassification from AOCI (before tax)	(1,158)		—		(907)
Amounts reclassified from AOCI (before tax)	(19)		(13)		(4)
Change in year, before tax	(1,177)		(13)		(911)
Income tax benefit	39		27		59
Total other comprehensive income (loss)	(1,138)		14		(852)
Noncontrolling interests, net of tax	(58)		(7)		—
Balance – end of year, net of tax	(4,025)		(2,945)		(2,966)



	Year Ended December 31
(in millions of U.S. dollars)	2024		2023		2022
Accumulated other comprehensive income (loss) (AOCI) - continued
Fair value hedging instruments
Balance – beginning of year, net of tax	(13)		(66)		—
Change in year, before reclassification from AOCI (before tax)	(38)		101		17
Amounts reclassified from AOCI (before tax)	118		(34)		(100)
Change in year, before tax	80		67		(83)
Income tax (expense) benefit	(17)		(14)		17
Total other comprehensive income (loss)	63		53		(66)
Noncontrolling interests, net of tax	—		—		—
Balance – end of year, net of tax	50		(13)		(66)
Postretirement benefit liability adjustment
Balance – beginning of year, net of tax	297		225		240
Change in year, before tax	177		90		(17)
Income tax (expense) benefit	(36)		(18)		2
Total other comprehensive income (loss)	141		72		(15)
Noncontrolling interests, net of tax	—		—		—
Balance – end of year, net of tax	438		297		225
Accumulated other comprehensive loss	$	(8,644)	$	(6,809)	$	(10,185)

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

The following table presents reclassifications from accumulated other comprehensive income (loss) to the consolidated statements of operations:


							Consolidated Statement of Operations Location
	Year Ended December 31
(in millions of U.S. dollars)	2024		2023		2022
Fixed maturities available-for-sale	$	(302)	$	(500)	$	(1,049)	Net realized gains (losses)
Income tax benefit	92		62		170		Income tax expense
	$	(210)	$	(438)	$	(879)	Net income
Cumulative foreign currency translation adjustment
Cross-currency swaps	$	19	$	13	$	4	Interest expense
Income tax expense	(4)		(3)		(1)		Income tax expense
	$	15	$	10	$	3	Net income
Net gains (losses) of fair value hedging instruments
Cross-currency swaps	$	(103)	$	50	$	105	Net realized gains (losses)
Cross-currency swaps	(15)		(16)		(5)		Interest expense
Income tax (expense) benefit	25		(7)		(21)		Income tax expense
	$	(93)	$	27	$	79	Net income
Total amounts reclassified from AOCI	$	(288)	$	(401)	$	(797)