Investments (Amortized Cost and Fair Value of Fixed Maturities by Contractual Maturities) (Details) - USD ($) $ in Millions		Dec. 31, 2023	Dec. 31, 2022
Available-for-sale, Amortized Cost
Due in one year or less		$ 8,999
Due after one year through five years		50,907
Due after five years through ten years(1)		63,462
Due after ten years		185,707
Fixed Maturities, available-for-sale, Amortized Cost		334,598	$ 335,447
Available-for-sale, Fair Value
Due in one year or less		9,130
Due after one year through five years		50,417
Due after five years through ten years(1)		63,184
Due after ten years		168,838
Fixed Maturities, available-for-sale, at fair value	[1]	316,321	307,719
Amortized Cost		0	1,298
U.S. private corporate securities
Available-for-sale, Amortized Cost
Fixed Maturities, available-for-sale, Amortized Cost		42,801	39,867
Available-for-sale, Fair Value
Fixed Maturities, available-for-sale, at fair value		41,020	36,879
Asset-backed securities
Available-for-sale, Amortized Cost
Debt Maturities, without single maturity date		12,514
Fixed Maturities, available-for-sale, Amortized Cost		12,514	12,972
Available-for-sale, Fair Value
Debt Maturities, without single maturity date		12,595
Fixed Maturities, available-for-sale, at fair value		12,595	12,851
Commercial mortgage-backed securities
Available-for-sale, Amortized Cost
Debt Maturities, without single maturity date		10,571
Fixed Maturities, available-for-sale, Amortized Cost		10,571	11,497
Available-for-sale, Fair Value
Debt Maturities, without single maturity date		9,892
Fixed Maturities, available-for-sale, at fair value		9,892	10,655
Residential mortgage-backed securities
Available-for-sale, Amortized Cost
Debt Maturities, without single maturity date		2,438
Fixed Maturities, available-for-sale, Amortized Cost		2,438	2,613
Available-for-sale, Fair Value
Debt Maturities, without single maturity date		2,265
Fixed Maturities, available-for-sale, at fair value		2,265	2,417
Amortized Cost		0	143
Prudential Netting Agreement | U.S. private corporate securities
Available-for-sale, Amortized Cost
Fixed Maturities, available-for-sale, Amortized Cost		12,370	8,040
Available-for-sale, Fair Value
Fixed Maturities, available-for-sale, at fair value		12,370	8,040
Fixed maturities | Prudential Netting Agreement | U.S. private corporate securities
Available-for-sale, Amortized Cost
Fixed Maturities, available-for-sale, Amortized Cost		12,370	8,040
Available-for-sale, Fair Value
Fixed Maturities, available-for-sale, at fair value		$ 12,370	$ 8,040

[1] See Note 4 for details of balances associated with variable interest entities.