v3.26.3
Fair Value Measurements (Tables)
 9 Months Ended
Sep. 30, 2026
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 at September 30, 2026 and December 31, 2025:
Identical Assets
(Level 1)		Observable Inputs
(Level 2)		Unobservable Inputs
(Level 3)		Total
(In millions)09/30/2612/31/2509/30/2612/31/2509/30/2612/31/2509/30/2612/31/25
Assets:
Financial instruments owned:
Exchange traded equity securities (a)$15 $12 $— $— $— $— $15 $12 
Mutual funds (a)226 202 — — — — 226 202 
Money market funds (b)149 633 — — — — 149 633 
Total assets measured at fair value$390 $847 $— $— $— $— $390 $847 
Fiduciary Assets:
Money market funds$297 $322 $— $— $— $— $297 $322 
Total fiduciary assets measured
at fair value		$297 $322 $— $— $— $— $297 $322 
Liabilities:
Contingent purchase consideration liabilities (c)
$— $— $— $— $248 $268 $248 $268 
Total liabilities measured at fair value$— $— $— $— $248 $268 $248 $268 
(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 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 three and nine months ended September 30, 2026 and 2025:
Three Months Ended
 September 30,		Nine Months Ended
 September 30,
(In millions)2026202520262025
Balance at beginning of period$216 $207 $268 $161 
Net additions32 20 55 57 
Payments(7)(12)(103)(38)
Revaluation impact7 15 28 45 
Other— — — 5 
Balance at end of period$248 $230 $248 $230