Consolidated Statements of Cash Flows - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021
Cash Flows from Operating Activities
Net income		$ 2,770	$ 2,647
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization		1,476	1,446
Realized investment (gains) losses, net		414	(60)
Deferred income tax (benefit)		(167)	(80)
Debt extinguishment costs		0	141
Net changes in assets and liabilities, net of non-operating effects:
Accounts receivable		(2,769)	(3,233)
Inventories		(59)	124
Deferred policy acquisition costs		(105)	(117)
Reinsurance recoverable and Other assets		265	(416)
Insurance liabilities		474	677
Pharmacy and other service costs payable		1,124	1,123
Accounts payable and Accrued expenses and other liabilities		(134)	(1,643)
Other, net		(15)	188
NET CASH PROVIDED BY OPERATING ACTIVITIES		3,274	797
Proceeds from investments sold:
Debt securities and equity securities		1,239	852
Investment maturities and repayments:
Debt securities and equity securities		863	672
Commercial mortgage loans		69	96
Other sales, maturities and repayments (primarily short-term and other long-term investments)		745	897
Investments purchased or originated:
Debt securities and equity securities		(2,024)	(1,999)
Commercial mortgage loans		(84)	(129)
Other (primarily short-term and other long-term investments)		(849)	(1,136)
Property and equipment purchases, net		(612)	(500)
Acquisitions, net of cash acquired		0	(1,836)
Divestiture, net of cash sold		(57)	0
Other, net		(22)	59
NET CASH (USED IN) INVESTING ACTIVITIES		(732)	(3,024)
Cash Flows from Financing Activities
Deposits and interest credited to contractholder deposit funds		84	96
Withdrawals and benefit payments from contractholder deposit funds		(94)	(96)
Net change in short-term debt		(244)	472
Payments for debt extinguishment		0	(136)
Repayment of long-term debt		0	(4,578)
Net proceeds on issuance of long-term debt		0	4,260
Repurchase of common stock		(2,374)	(3,710)
Issuance of common stock		217	290
Common stock dividend paid		(709)	(687)
Other, net		33	(24)
NET CASH (USED IN) FINANCING ACTIVITIES		(3,087)	(4,113)
Effect of foreign currency rate changes on cash, cash equivalents and restricted cash		(80)	(27)
Net (decrease) in cash, cash equivalents and restricted cash		(625)	(6,367)
Cash, cash equivalents and restricted cash January 1,	[1]	5,548	10,245
Cash, cash equivalents and restricted cash, June 30,		4,923	3,878
Cash and cash equivalents reclassified to Assets of businesses held for sale		(455)	0
Total cash, cash equivalents and restricted cash and cash equivalents	[2]	4,468	3,878
Supplemental Disclosure of Cash Information:
Income taxes paid, net of refunds		911	1,473
Interest paid		$ 615	$ 639

[1] Includes $425 million reported in Assets of businesses held for sale as of January 1, 2022.

[2] Restricted cash and cash equivalents were reported in Other long-term investments as of June 30, 2022 and June 30, 2021.