Variable Interest Entities - Consolidated VIEs (Details) - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2023		Dec. 31, 2022		Jun. 30, 2022	Jan. 01, 2021
Assets:
Bonds available for sale	[1]	$ 222,530		$ 226,156
Other bond securities, at fair value (See Note 5)	[1]	4,941		4,485
Equity securities	[1]	660		575
Mortgage and other loans receivable	[1]	51,605		49,605
Investment real estate		2,218		2,153
Short-term investments	[1]	10,955		12,376
Cash		2,283	[1]	2,043	[1]	$ 2,378
Accrued investment income	[1]	2,506		2,376
Other assets		12,832	[1]	12,384	[1]		$ 13,520
Total assets		537,138		522,228			598,841
Liabilities:
Other		24,496	[1]	26,757	[1]		27,520
Total liabilities		490,647		478,774			$ 532,906
Real Estate and Investment Entities
Liabilities:
Off-balance sheet exposure associated with VIEs		2,000		2,100
Real Estate and Investment Entities | External parties
Liabilities:
Off-balance sheet exposure associated with VIEs		500		600
Consolidated VIE
Assets:
Bonds available for sale		236		3,672
Equity securities		34		51
Mortgage and other loans receivable		2,139		2,221
Alternative investments		2,860		2,842
Investment real estate		1,784		1,731
Short-term investments		325		472
Cash		99		71
Accrued investment income		16		9
Other assets		131		172
Total assets		7,624		11,241
Liabilities:
Debt of consolidated investment entities		2,607		5,694
Other		125		132
Total liabilities		2,732		5,826
Consolidated VIE | Real Estate and Investment Entities
Assets:
Bonds available for sale		0		0
Equity securities		34		51
Mortgage and other loans receivable		0		0
Alternative investments		2,860		2,842
Investment real estate		1,784		1,731
Short-term investments		292		191
Cash		99		71
Accrued investment income		0		0
Other assets		130		102
Total assets		5,199		4,988
Liabilities:
Debt of consolidated investment entities		1,410		1,358
Other		102		85
Total liabilities		1,512		1,443
Consolidated VIE | Securitization Vehicles(e)
Assets:
Bonds available for sale		236		3,672
Equity securities		0		0
Mortgage and other loans receivable		2,139		2,221
Alternative investments		0		0
Investment real estate		0		0
Short-term investments		33		281
Cash		0		0
Accrued investment income		16		9
Other assets		1		70
Total assets		2,425		6,253
Liabilities:
Debt of consolidated investment entities		1,197		4,336
Other		23		47
Total liabilities		1,220		4,383
Unconsolidated VIE
Assets:
Total assets		514,824		505,521
Liabilities:
Off-balance sheet exposure associated with VIEs		4,574		$ 4,685
Unconsolidated VIE | Securitization Vehicles(e)
Assets:
Total assets		3,600
Liabilities:
Total liabilities		3,100
Pre-tax loss on deconsolidation		$ 14

[1] See Note 10 for details of balances associated with variable interest entities.