CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Operating cash flows:
Net income before non-controlling interests	$ 1,412	$ 1,424
Adjustments to reconcile net income provided by operations:
Depreciation and amortization of fixed assets and capitalized software	88	99
Amortization of intangible assets	139	90
Non-cash lease expense	73	67
Adjustments and payments related to contingent consideration assets and liabilities	(5)	(8)
Net (gain) on investments	(5)	(1)
Net (gain) on consolidation of business and disposition of assets	(29)	(19)
Share-based compensation expense	112	103
Changes in assets and liabilities:
Net receivables	(599)	(742)
Other assets	(121)	(70)
Accrued compensation and employee benefits	(1,858)	(1,779)
Provision for taxes, net of payments and refunds	178	209
Contributions to pension and other benefit plans in excess of current year credit	(55)	(88)
Other liabilities	130	11
Operating lease liabilities	(82)	(77)
Net cash used by operations	(622)	(781)
Financing cash flows:
Purchase of treasury shares	(300)	(300)
Net proceeds from issuance of commercial paper	1,048	50
Proceeds from issuance of debt	0	989
Repayments of debt	(505)	(1,004)
Shares withheld for taxes on vested units – treasury shares	(137)	(169)
Issuance of common stock from treasury shares	128	113
Payments of deferred and contingent consideration for acquisitions	(32)	(15)
Distributions of non-controlling interests	(21)	(4)
Dividends paid	(405)	(354)
Change in fiduciary liabilities	86	829
Net cash (used for) provided by financing activities	(138)	135
Investing cash flows:
Capital expenditures	(55)	(87)
Purchases of long term investments	(10)	(10)
Sales of long-term investments	84	4
Dispositions	25	26
Acquisitions, net of cash and cash held in a fiduciary capacity acquired	(18)	(301)
Net cash provided by (used for) investing activities	26	(368)
Effect of exchange rate changes on cash, cash equivalents, and cash and cash equivalents held in a fiduciary capacity	243	(228)
(Decrease) in cash, cash equivalents, and cash and cash equivalents held in a fiduciary capacity	(491)	(1,242)
Cash, cash equivalents, and cash and cash equivalents held in a fiduciary capacity at beginning of period	13,674	14,152
Cash, cash equivalents, and cash and cash equivalents held in a fiduciary capacity at end of period	13,183	12,910
Cash and cash equivalents	1,604	1,452
Cash and cash equivalents held in a fiduciary capacity	11,579	11,458
Total cash, cash equivalents, and cash and cash equivalents held in a fiduciary capacity	$ 13,183	$ 12,910