Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Components of Fixed Assets

The components of fixed assets are as follows:

December 31,
(In millions)	2023		2022
Furniture and equipment	$	776	$	772
Land and buildings	360		372
Leasehold and building improvements	1,308		1,258
	2,444		2,402
Less: accumulated depreciation and amortization	(1,562)		(1,531)
Fixed assets, net	$	882	$	871

Schedule of Diluted Earnings Per Share for Continuing Operations

Basic and Diluted EPS Calculation
(In millions, except per share data)	2023		2022		2021
Net income before non-controlling interests	$	3,802	$	3,087	$	3,174
Less: Net income attributable to non-controlling interests	46		37		31
Net income attributable to the Company	$	3,756	$	3,050	$	3,143
Basic weighted average common shares outstanding	494		499		507
Dilutive effect of potentially issuable common shares	5		6		6
Diluted weighted average common shares outstanding	499		505		513
Average stock price used to calculate common stock equivalents	$	182.30	$	160.39	$	141.57

Schedule of Reclassification of Fiduciary Assets and Liabilities

The presentation in the December 31, 2022 consolidated balance sheet was conformed to the current presentation as follows:

(In millions)	As Reported		As Reclassified
Total current assets	$	8,299	$	18,959
Total assets	$	33,454	$	44,114
Total current liabilities	$	7,172	$	17,832