Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities
Net (loss) income	$ (1,061)	$ 775
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, amortization and other non-cash items	646	818
Net (gains) losses on investments and derivatives	1,167	(1,011)
Pension and other postretirement remeasurement (gains) losses	91	(404)
Amortization of deferred gain on reinsurance	0	(5)
Loss on disposition of operations, net of tax	0	3,754
Changes in:
Policy benefits and other insurance reserves	3,520	2,771
Unearned premiums	2,256	1,490
Deferred policy acquisition costs	(562)	(492)
Premium installment receivables, net	(1,022)	(606)
Reinsurance recoverables, net	56	(1,973)
Income taxes	(559)	31
Other operating assets and liabilities	(381)	(903)
Net cash provided by operating activities	4,151	4,245
Proceeds from sales
Fixed income securities	25,577	22,610
Equity securities	8,767	3,151
Limited partnership interests	786	574
Other investments	1,034	696
Investment collections
Fixed income securities	526	1,965
Mortgage loans	92	747
Other investments	144	421
Investment purchases
Fixed income securities	(30,103)	(22,682)
Equity securities	(7,613)	(1,790)
Limited partnership interests	(860)	(927)
Mortgage loans	(104)	(97)
Other investments	(269)	(1,470)
Change in short-term and other investments, net	1,094	854
Purchases of property and equipment, net	(352)	(286)
Acquisition of operations, net of cash acquired	0	(3,481)
Other	0	4
Net cash (used in) provided by investing activities	(1,281)	289
Cash flows from financing activities
Redemption and repayment of long-term debt	0	(422)
Redemption of preferred stock	0	(450)
Contractholder fund deposits	102	741
Contractholder fund withdrawals	(31)	(1,036)
Dividends paid on common stock	(698)	(650)
Dividends paid on preferred stock	(79)	(87)
Treasury stock purchases	(2,150)	(2,257)
Shares reissued under equity incentive plans, net	61	108
Other	(52)	(12)
Net cash used in financing activities	(2,847)	(4,065)
Net increase in cash, including cash classified as assets held for sale	23	469
Cash from continuing operations at beginning of period	763	311
Cash classified as assets held for sale at beginning of period	0	66
Less: Cash classified as assets held for sale at end of period	0	156
Cash from continuing operations at end of period	$ 786	$ 690