Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Statement of Cash Flows [Abstract]
Net cash provided by (used in) operating activities	$ 5,064	$ 6,433
Cash flows from investing activities
Sales, maturities and repayments of fixed maturity securities available-for-sale	32,415	48,015
Sales, maturities and repayments of equity securities	927	473
Sales, maturities and repayments of mortgage loans	4,347	6,685
Sales, maturities and repayments of real estate and real estate joint ventures	76	438
Sales, maturities and repayments of other limited partnership interests	541	1,227
Sales, maturities and repayments of short-term investments	6,262	9,260
Purchases of fixed maturity securities available-for-sale	(35,072)	(44,368)
Purchases of equity securities	(51)	(375)
Purchases of mortgage loans	(5,094)	(10,157)
Purchases of real estate and real estate joint ventures	(555)	(615)
Purchases of other limited partnership interests	(910)	(1,506)
Purchases of short-term investments	(8,216)	(5,041)
Cash received in connection with freestanding derivatives	1,446	2,513
Cash paid in connection with freestanding derivatives	(2,742)	(4,518)
Sales of businesses	0	590
Purchases of investments in operating joint ventures	0	(240)
Net change in policy loans	16	79
Net change in other invested assets	(1,133)	(737)
Other, net	(107)	(34)
Net cash provided by (used in) investing activities	(7,850)	1,689
Cash flows from financing activities
Policyholder account balances: Deposits	51,869	56,386
Policyholder account balances: Withdrawals	(49,013)	(52,746)
Net change in payables for collateral under securities loaned and other transactions	(1,972)	(7,809)
Long-term debt issued	1,000	6
Long-term debt repaid	(1,019)	(23)
Collateral financing arrangement repaid	(41)	(25)
Financing element on certain derivative instruments and other derivative related transactions, net	58	121
Proceeds from mortgage loan secured financing	277	0
Repayments of mortgage loan secured financing	(663)	0
Treasury stock acquired in connection with share repurchases	(1,452)	(2,056)
Dividends on preferred stock	(98)	(92)
Dividends on common stock	(788)	(805)
Other, net	(74)	(180)
Net cash provided by (used in) financing activities	(1,916)	(7,223)
Effect of change in foreign currency exchange rates on cash and cash equivalents balances	(76)	(467)
Change in cash and cash equivalents	(4,778)	432
Cash and cash equivalents, including subsidiaries held-for-sale, beginning of period	20,195	20,116
Cash and cash equivalents, including subsidiaries held-for-sale, end of period	15,417	20,548
Cash and cash equivalents, subsidiaries held-for-sale, beginning of period	0	69
Cash and cash equivalents, subsidiaries held-for-sale, end of period	0	0
Cash and cash equivalents, beginning of period	20,195	20,047
Cash and cash equivalents, end of period	15,417	20,548
Supplemental disclosures of cash flow information
Net cash paid for Interest	472	435
Net cash paid (received) for Income tax	1,116	577
Non-cash transactions:
Fixed maturity securities available-for-sale received in connection with pension risk transfer transactions	1,691	1,258
Real estate and real estate joint ventures acquired in satisfaction of debt	6	187
Increase in policyholder account balances associated with funding agreement backed notes issued but not settled	$ 0	$ 184