Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2022

Fair Value Disclosures [Abstract]

Schedule of assets and liabilities measured at fair value on a recurring basis

The following fair value hierarchy table presents information about the Company’s assets and liabilities measured at fair value on a recurring basis as of December 31, 2022 and 2021:

(In millions)	Identical Assets (Level 1)				Observable Inputs (Level 2)				Unobservable Inputs (Level 3)				Total
	12/31/22		12/31/21		12/31/22		12/31/21		12/31/22		12/31/21		12/31/22		12/31/21
Assets:
Financial instruments owned:
Exchange traded equity securities (a)	$	6	$	61	$	—	$	—	$	—	$	—	$	6	$	61
Mutual funds (a)	162		192		—		—		—		—		162		192
Money market funds (b)	146		425		—		—		—		—		146		425
Other equity investment (a)	—		—		13		8		—		—		13		8
Contingent purchase consideration asset (c)	—		—		—		—		3		5		3		5
Total assets measured at fair value	$	314	$	678	$	13	$	8	$	3	$	5	$	330	$	691
Fiduciary Assets:
U.S. treasury bills (d)	$	—	$	55	$	—	$	—	$	—	$	—	$	—	$	55
Money market funds	201		527		—		—		—		—		201		527
Total fiduciary assets measured at fair value	$	201	$	582	$	—	$	—	$	—	$	—	$	201	$	582
Liabilities:
Contingent purchase consideration liability(e)	$	—	$	—	$	—	$	—	$	377	$	352	$	377	$	352
Total liabilities measured at fair value	$	—	$	—	$	—	$	—	$	377	$	352	$	377	$	352

(a) Included in other assets in the consolidated balance sheets.

(b) Included in cash and cash equivalents in the consolidated balance sheets.    

(c) Included in other receivables in the consolidated balance sheets.

(d) Maturity dates of three months or less.

(e) Included in accounts payable and accrued liabilities and other liabilities in the consolidated balance sheets.

Schedule of changes in fair value of level 3 liabilities representing acquisition related contingent consideration

The following table sets forth a summary of the changes in fair value of the Company’s Level 3 liabilities for the years ended December 31, 2022 and December 31, 2021.

(In millions)	2022		2021
Balance at January 1,	$	352	$	243
Net additions	46		107
Payments	(70)		(77)
Revaluation impact	49		81
Other (a)	—		(2)
Balance at December 31,	$	377	$	352

(a) Primarily reflects the impact of foreign exchange.