Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities
Net income (loss)	$ 2,558	$ 6,575	$ 5,418
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization expenses	673	694	619
Amortization of premiums and accretion of discounts associated with investments, net	(960)	(855)	(816)
(Gains) losses on investments and from sales of businesses, net	1,262	(1,529)	110
(Gains) losses on derivatives, net	4,317	4,190	(656)
(Income) loss from equity method investments, net of dividends or distributions	505	(3,051)	76
Interest credited to policyholder account balances	3,737	5,490	5,348
Universal life and investment-type product policy fees	(3,970)	(3,638)	(3,664)
Change in contractholder-directed equity securities and fair value option securities	1,671	(231)	131
Change in accrued investment income	(357)	(11)	104
Change in premiums, reinsurance and other receivables	256	389	842
Change in deferred policy acquisition costs and value of business acquired, net	(568)	(106)	101
Change in income tax	(591)	598	(11)
Change in other assets	27	(681)	(361)
Change in insurance-related liabilities and policy-related balances	4,058	4,553	5,112
Change in other liabilities	341	71	(1,065)
Other, net	245	138	351
Net cash provided by (used in) operating activities	13,204	12,596	11,639
Cash flows from investing activities
Sales, maturities and repayments of fixed maturity securities available-for-sale	88,937	88,839	77,979
Sales, maturities and repayments of equity securities	873	708	367
Sales, maturities and repayments of mortgage loans	10,779	19,183	11,300
Sales, maturities and repayments of real estate and real estate joint ventures	1,096	1,285	120
Sales, maturities and repayments of other limited partnership interests	1,615	777	597
Sales, maturities and repayments of short-term investments	14,094	20,871	13,776
Purchases of fixed maturity securities available-for-sale	(82,956)	(97,368)	(89,633)
Purchases of equity securities	(1,368)	(451)	(169)
Purchases of mortgage loans	(16,403)	(14,961)	(14,652)
Purchases of real estate and real estate joint ventures	(1,208)	(1,375)	(1,287)
Purchases of other limited partnership interests	(2,674)	(3,227)	(1,979)
Purchases of short-term investments	(11,741)	(24,148)	(14,117)
Cash received in connection with freestanding derivatives	4,524	3,453	4,847
Cash paid in connection with freestanding derivatives	(7,793)	(7,990)	(4,247)
Sales of businesses	590	3,270	0
Purchases of businesses	(35)	0	(1,684)
Purchases of investments in operating joint ventures	(240)	0	0
Net change in policy loans	104	228	250
Net change in other invested assets	(786)	(235)	(176)
Other, net	(28)	(46)	139
Net cash provided by (used in) investing activities	(2,620)	(11,187)	(18,569)
Cash flows from financing activities
Policyholder account balances: Deposits	103,036	96,367	93,497
Policyholder account balances: Withdrawals	(97,886)	(92,540)	(85,251)
Net change in payables for collateral under securities loaned and other transactions	(10,730)	1,883	3,538
Cash received for other transactions with tenors greater than three months	0	0	150
Cash paid for other transactions with tenors greater than three months	0	(100)	(175)
Long-term debt issued	1,013	29	1,124
Long-term debt repaid	(85)	(582)	(99)
Collateral financing arrangement repaid	(50)	(79)	(148)
Financing element on certain derivative instruments and other derivative related transactions, net	(61)	270	(46)
Treasury stock acquired in connection with share repurchases	(3,326)	(4,303)	(1,151)
Preferred stock issued, net of issuance costs	0	0	1,961
Redemption of preferred stock	0	(494)	(989)
Preferred stock redemption premium	0	(6)	(14)
Dividends on preferred stock	(185)	(195)	(202)
Dividends on common stock	(1,598)	(1,647)	(1,657)
Other, net	(236)	22	191
Net cash provided by (used in) financing activities	(10,108)	(1,375)	10,729
Effect of change in foreign currency exchange rates on cash and cash equivalents balances	(397)	(478)	163
Change in cash and cash equivalents	79	(444)	3,962
Cash and cash equivalents, including subsidiaries held-for-sale, beginning of year	20,116	20,560	16,598
Cash and cash equivalents, including subsidiaries held-for-sale, end of year	20,195	20,116	20,560
Cash and cash equivalents, subsidiaries held-for-sale, beginning of year	69	765	0
Cash and cash equivalents, subsidiaries held-for-sale, end of year	0	69	765
Cash and cash equivalents, beginning of year	20,047	19,795	16,598
Cash and cash equivalents, end of year	20,195	20,047	19,795
Supplemental disclosures of cash flow information
Net cash paid for Interest	905	914	891
Net cash paid (received) for Income tax	1,056	1,102	787
Business acquisitions: Assets	0	0	2,190
Business acquisitions: Liabilities	0	0	315
Purchases of businesses	0	0	1,875
Non-cash transactions:
Fixed maturity securities available-for-sale received in connection with pension risk transfer transactions	8,707	423	2,037
Real estate and real estate joint ventures acquired in satisfaction of debt	495	174	10
Increase in equity securities due to in-kind distributions received from other limited partnership interests	96	380	108
Reclassification of certain other invested assets to contractholder-directed equity securities and fair value option securities	$ 0	$ 309	$ 0