Goodwill (Tables)

9 Months Ended

Sep. 30, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill roll-forward by business segment

The following table presents a roll-forward of Goodwill by segment:

(in millions of U.S. dollars)	North America Commercial P&C Insurance		North America Personal P&C Insurance		North America Agricultural Insurance		Overseas General Insurance		Global Reinsurance		Life Insurance		Chubb Consolidated
Balance at December 31, 2024	$	7,168	$	2,218	$	134	$	5,047	$	371	$	4,641	$	19,579
Acquisition of Liberty Mutual's P&C insurance business in Thailand	—		—		—		183		—		—		183
Foreign exchange revaluation	20		7		—		306		—		142		475
Balance at September 30, 2025 (1)	$	7,188	$	2,225	$	134	$	5,536	$	371	$	4,783	$	20,237

(1)Includes $460 million attributable to noncontrolling interests.