Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangible Assets

Goodwill and Other Intangible Assets

The changes in the net carrying amount of goodwill for the years ended December 31, 2024 and 2023, respectively, are as follows (in millions):

	Risk Capital		Human Capital		Total
Balance as of January 1, 2023	$	6,127	$	2,165	$	8,292
Goodwill related to current year acquisitions	20		3		23
Goodwill related to current year disposals	(1)		—		(1)
Foreign currency translation and other	81		19		100
Balance as of December 31, 2023	$	6,227	$	2,187	$	8,414
Goodwill related to current year acquisitions	2,768		4,357		7,125
Goodwill related to current year disposals	(50)		(32)		(82)
Foreign currency translation and other	(160)		(63)		(223)
Balance as of December 31, 2024	$	8,785	$	6,449	$	15,234

Other intangible assets by asset class are as follows (in millions):

	2024						2023
As of December 31	Gross Carrying Amount		Accumulated Amortization and Impairment		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization and Impairment		Net Carrying Amount
Customer-related and contract-based	$	7,994	$	2,050	$	5,944	$	1,873	$	1,686	$	187
Tradenames	812		66		746		12		12		—
Technology and other	366		313		53		359		312		47
Total	$	9,172	$	2,429	$	6,743	$	2,244	$	2,010	$	234

Amortization and impairment of intangible asset charges from finite lived intangible assets were $503 million, $89 million, and $113 million for the years ended December 31, 2024, 2023, and 2022, respectively.

The estimated future amortization for finite-lived intangible assets as of December 31, 2024 is as follows (in millions):

	Estimated Future Amortization
For the years ended
2025	$	760
2026	691
2027	633
2028	582
2029	538
Thereafter	3,539
Total	$	6,743