Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities
Net income (loss)	$ 1,602	$ 5,302	$ 6,876
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization expenses	718	673	694
Amortization of premiums and accretion of discounts associated with investments, net	(1,332)	(992)	(874)
(Gains) losses on investments and from sales of businesses, net	2,800	1,260	(1,543)
(Gains) losses on derivatives, net	3,259	4,150	4,676
(Income) loss from equity method investments, net of dividends or distributions	1,090	505	(3,051)
Interest credited to policyholder account balances	7,970	3,771	5,628
Universal life and investment-type product policy fees	(4,031)	(3,969)	(3,663)
Change in contractholder-directed equity securities and fair value option securities	(539)	1,671	(231)
Change in accrued investment income	(194)	(357)	(11)
Change in premiums, reinsurance and other receivables	(1,952)	299	362
Change in market risk benefits	(658)	(3,347)	(839)
Change in deferred policy acquisition costs and value of business acquired, net	(660)	(800)	(708)
Change in income tax	(1,177)	198	856
Change in other assets	(124)	138	(1,008)
Change in insurance-related liabilities and policy-related balances	4,637	3,937	5,002
Change in other liabilities	2,115	360	68
Other, net	197	245	113
Net cash provided by (used in) operating activities	13,721	13,044	12,347
Cash flows from investing activities
Sales, maturities and repayments of fixed maturity securities available-for-sale	58,816	88,937	88,839
Sales, maturities and repayments of equity securities	1,018	873	708
Sales, maturities and repayments of mortgage loans	8,505	10,779	19,183
Sales, maturities and repayments of real estate and real estate joint ventures	143	1,096	1,285
Sales, maturities and repayments of other limited partnership interests	915	1,615	777
Sales, maturities and repayments of short-term investments	13,117	14,094	20,871
Purchases of fixed maturity securities available-for-sale	(63,460)	(82,956)	(97,368)
Purchases of equity securities	(73)	(1,368)	(451)
Purchases of mortgage loans	(8,795)	(16,403)	(14,961)
Purchases of real estate and real estate joint ventures	(1,057)	(1,208)	(1,375)
Purchases of other limited partnership interests	(1,670)	(2,674)	(3,227)
Purchases of short-term investments	(14,000)	(11,741)	(24,148)
Cash received in connection with freestanding derivatives	3,145	4,524	3,453
Cash paid in connection with freestanding derivatives	(5,662)	(7,793)	(7,990)
Sales of businesses	0	590	3,270
Purchases of investments in operating joint ventures	0	(240)	0
Net change in policy loans	34	104	228
Net change in other invested assets	(1,079)	(786)	(235)
Other, net	(143)	(63)	(46)
Net cash provided by (used in) investing activities	(10,246)	(2,620)	(11,187)
Cash flows from financing activities
Policyholder account balances: Deposits	95,587	103,901	97,206
Policyholder account balances: Withdrawals	(90,876)	(98,591)	(93,130)
Net change in payables for collateral under securities loaned and other transactions	(3,283)	(10,730)	1,883
Cash paid for other transactions with tenors greater than three months	0	0	(100)
Long-term debt issued	1,989	1,013	29
Long-term debt repaid	(1,035)	(85)	(582)
Collateral financing arrangement repaid	(79)	(50)	(79)
Derivatives with certain financing elements and other derivative related transaction, net	(74)	(61)	270
Proceeds from mortgage loan secured financing	682	0	0
Repayments of mortgage loan secured financing	(845)	0	0
Treasury stock acquired in connection with share repurchases	(3,103)	(3,326)	(4,303)
Redemption of preferred stock	0	0	(494)
Preferred stock redemption premium	0	0	(6)
Dividends on preferred stock	(198)	(185)	(195)
Dividends on common stock	(1,566)	(1,598)	(1,647)
Other, net	(139)	(236)	22
Net cash provided by (used in) financing activities	(2,940)	(9,948)	(1,126)
Effect of change in foreign currency exchange rates on cash and cash equivalents balances	(91)	(397)	(478)
Change in cash and cash equivalents	444	79	(444)
Cash and cash equivalents, including subsidiaries held-for-sale, beginning of year	20,195	20,116	20,560
Cash and cash equivalents, including subsidiaries held-for-sale, end of year	20,639	20,195	20,116
Cash and cash equivalents, subsidiaries held-for-sale, beginning of year	0	69	765
Cash and cash equivalents, subsidiaries held-for-sale, end of year	0	0	69
Cash and cash equivalents, beginning of year	20,195	20,047	19,795
Cash and cash equivalents, end of year	20,639	20,195	20,047
Supplemental disclosures of cash flow information
Net cash paid for Interest	989	905	914
Net cash paid (received) for Income tax	1,833	1,056	1,102
Non-cash transactions:
Fixed maturity securities available-for-sale disposed of in connection with a reinsurance transaction	8,984	0	0
Fixed maturity securities available-for-sale received in connection with pension risk transfer transactions	2,749	8,707	423
Mortgage loans disposed of in connection with a reinsurance transaction	196	0	0
Equity securities received due to in-kind distributions from other limited partnership interests	77	96	380
Real estate and real estate joint ventures acquired in satisfaction of debt	32	495	174
Other invested assets reclassified to contractholder-directed equity securities and fair value option securities	$ 0	$ 0	$ 309