Restructuring Costs (Tables)

12 Months Ended

Dec. 31, 2024

Restructuring and Related Activities [Abstract]

Schedule of Restructuring and Related Costs

The Company incurred restructuring costs in 2024 and 2023, primarily related to the initiative above, as follows:

For the Years Ended December 31, (In millions)	2024		2023
Risk and Insurance Services	$	148	$	177
Consulting	79		62
Corporate	49		62
Total	$	276	$	301

Schedule of Restructuring Activity

Details of the restructuring activity from January 1, 2023 through December 31, 2024, are as follows:

(In millions)	Severance		Real Estate Related Costs (a)		Information Technology		Consulting and Other Outside Services		Total
Liability at January 1, 2023	$	88	$	56	$	—	$	2	$	146
2023 charges	148		96		15		42		301
Cash payments	(147)		(69)		(13)		(42)		(271)
Non-cash charges	—		(44)		(2)		—		(46)
Liability at December 31, 2023	$	89	$	39	$	—	$	2	$	130
2024 charges	163		66		25		22		276
Cash payments	(177)		(45)		(24)		(24)		(270)
Non-cash charges	—		(18)		(1)		—		(19)
Liability at December 31, 2024	$	75	$	42	$	—	$	—	$	117

(a)Includes ROU and fixed asset impairments and other related costs.