Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table presents the changes in goodwill by operating segment:

	General Insurance
(in millions)	North America		International		Life Insurance		Other Operations		Total
Balance at January 1, 2022:
Goodwill - gross	$	3,791	$	3,443	$	239	$	60	$	7,533
Accumulated impairments	(1,145)		(2,255)		(67)		(10)		(3,477)
Net goodwill	2,646		1,188		172		50		4,056
Increase (decrease) due to:
Other	—		(92)		(16)		(21)		(129)
Balance at December 31, 2022:
Goodwill - gross	3,791		3,351		223		39		7,404
Accumulated impairments	(1,145)		(2,255)		(67)		(10)		(3,477)
Net goodwill	2,646		1,096		156		29		3,927
Increase (decrease) due to:
Dispositions*	(369)		—		(30)		(9)		(408)
Reclassified to held for sale	—		—		(23)		—		(23)
Other	—		42		—		1		43
Balance at December 31, 2023:
Goodwill - gross	3,422		3,393		170		31		7,016
Accumulated impairments	(1,145)		(2,255)		(67)		(10)		(3,477)
Net goodwill	$	2,277	$	1,138	$	103	$	21	$	3,539

*Primarily represents amounts related to the sale of Validus Re through the date of disposition.