Acquisitions and Dispositions (Tables)

12 Months Ended

Dec. 31, 2023

Business Combination and Asset Acquisition [Abstract]

Schedule For Allocation of Acquisition Costs

The following table presents the preliminary allocation of purchase consideration to the assets acquired and liabilities assumed in 2023, based on the estimated fair values for the acquisitions as of their respective acquisition dates. Amounts in the table primarily reflect the impact of Honan Insurance Group, Graham Company and the Westpac Transaction.

Acquisitions for the Year Ended December 31, 2023
(In millions)
Cash	$	1,140
Estimated fair value of deferred/contingent consideration	41
Total consideration	$	1,181
Allocation of purchase price:
Cash and cash equivalents	$	48
Cash and cash equivalents held in a fiduciary capacity	93
Net receivables	46
Other current assets	9
Goodwill	813
Other intangible assets	427
Fixed assets, net	3
Right of use assets	17
Total assets acquired	1,456
Current liabilities	68
Fiduciary liabilities	93
Other liabilities	114
Total liabilities assumed	275
Net assets acquired	$	1,181

Schedule of Acquired Finite-Lived Intangible Assets by Major Class

The following table provides information about other intangible assets acquired in 2023:

Other intangible assets through December 31, 2023 (In millions)	Amount		Weighted Average Amortization Period
Customer relationships	$	407	12.8 years
Other	20		4.0 years
Total other intangible assets	$	427

Schedule of Pro-Forma Information

For the Years Ended December 31,
(In millions, except per share data)	2023		2022		2021
Revenue	$	22,904	$	21,238	$	20,220
Net income attributable to the Company	$	3,807	$	3,058	$	3,177
Basic net income per share attributable to the Company	$	7.71	$	6.12	$	6.27
Diluted net income per share attributable to the Company	$	7.63	$	6.06	$	6.20