Mergers, Acquisitions and Dispositions (Tables)

12 Months Ended

Dec. 31, 2020

Business Combinations [Abstract]

Assets and Liabilities of Business Held for Sale

The assets and liabilities of business held for sale were as follows:

(In millions)	December 31, 2019
Cash and cash equivalents	$	743
Accounts receivable, net	521
Investments	7,709
Other assets	539
Total assets of business held for sale	9,512
Insurance and contractholder liabilities	6,308
Other liabilities	504
Total liabilities of business held for sale	$	6,812

Integration and Transaction Costs

The Company has incurred costs detailed in the table below related to the acquisition and integration of Express Scripts, the terminated merger with Anthem, Inc. (“Anthem”), the sale of the U.S. Group Disability and Life business and other transactions.

These costs consisted primarily of certain projects to integrate the Company’s systems, products and services, fees for legal, advisory and other professional services and certain employment-related costs. Costs in 2018 also included charitable contributions and amortization of certain financing fees and interest expense on the debt issued in the third quarter of 2018 to fund the Express Scripts merger, net of investment income earned on proceeds of the debt issuance.

	2020				2019				2018
(In millions)	Before-tax		After-tax		Before-tax		After-tax		Before-tax		After-tax
Interest expense on newly-issued debt	$	—	$	—	$	—	$	—	$	227	$	179
Net investment income on debt proceeds	—		—		—		—		(123)		(97)
Charitable contributions	—		—		—		—		200		158
Legal and advisory fees	48		36		53		41		204		185
Bridge facility fees	—		—		—		—		140		111
All other integration and transaction-related costs	479		368		499		386		204		133
Integration and transaction-related costs, net	$	527	$	404	$	552	$	427	$	852	$	669