Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating Activities
Net income	$ 753	$ 535
Adjustments to reconcile net income (loss) to net cash provided by operating activities
Net realized losses (gains)	(28)	7
Amortization of deferred policy acquisition costs	545	491
Additions to deferred policy acquisition costs	(601)	(548)
Depreciation and amortization	127	129
Other operating activities, net	119	122
Additional Cash Flow Elements, Operating Activities
Increase (Decrease) in Reinsurance Recoverable	11	29
Net change in accrued and deferred income taxes	102	90
Increase in insurance liabilities	870	761
Increase (Decrease) in Premiums Receivable	(396)	(334)
Net change in other assets and other liabilities	(405)	(411)
Net cash provided by operating activities	1,097	871
Proceeds from the sale/maturity/prepayment of:
Fixed maturities, AFS	1,548	2,228
Fixed maturities, at fair value using the fair value option	0	0
Equity securities, at fair value	176	1,422
Mortgage loans	165	204
Limited partnership and other alternative investments	32	96
Payments for the purchase of:
Fixed maturities, AFS	(2,752)	(2,767)
Payments for the purchase of Fair Value Option Fixed Maturity Securties	0	0
Equity securities, at fair value	(5)	(891)
Mortgage loans	(268)	(252)
Limited partnership and other alternative investments	(156)	(273)
Payments for (Proceeds from) Derivative Instrument, Investing Activities	0	(23)
Net additions of property and equipment	(50)	(49)
Net proceeds from (payments for) short-term investments	875	(180)
Other investing activities, net	0	(7)
Net cash used for investing activities	(435)	(446)
Financing Activities
Deposits and other additions to investment and universal life-type contracts	37	18
Withdrawals and other deductions from investment and universal life-type contracts	(43)	(42)
ProceedsPaymentsIssuanceReturnOfSharesUnderIncentiveAndShareBasedCompensationPlans	(27)	(32)
Treasury stock acquired	(350)	(350)
Dividends paid on preferred stock	(5)	(5)
Dividends paid on common stock	(141)	(134)
Net cash used for financing activities	(529)	(545)
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations	0	(6)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect, Total	133	(126)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	189	344
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	322	218
Supplemental Disclosure of Cash Flow Information
Income tax paid	2	0
Interest paid	$ 52	$ 61