Separate Accounts (Separate Account Liabilities) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP	$ 197,679	$ 246,145
Separate account liabilities, EOP	198,888	197,679	$ 246,145
Cash surrender value	197,418	196,755	276,036
Total
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP	201,322	281,516	274,409
Deposits	10,628	12,167	14,735
Investment performance	20,953	(36,485)	28,482
Policy charges	(3,821)	(4,111)	(5,007)
Surrenders and withdrawals	(19,477)	(19,906)	(23,771)
Benefit payments	(4,766)	(4,639)	(4,614)
Net transfers (to) from general account	(1,892)	1,405	(1,244)
Other	(914)	(28,625)	(1,474)
Separate account liabilities, EOP	202,033	201,322	281,516
Total Corporate and Other
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP	(3,643)	62,731
Separate account liabilities, EOP	(3,145)	(3,643)	62,731
Reclassified to "Liabilities held-for-sale"
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP		(98,102)
Separate account liabilities, EOP			(98,102)
PGIM
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP	40,056	42,020	38,139
Deposits	6,848	8,092	10,330
Investment performance	(1,045)	645	4,417
Policy charges	(81)	(68)	(95)
Surrenders and withdrawals	(8,109)	(6,561)	(7,933)
Benefit payments	(3,477)	(3,319)	(3,200)
Net transfers (to) from general account	(501)	(634)	26
Other	(1,043)	(119)	336
Separate account liabilities, EOP	32,648	40,056	42,020
Cash surrender value	32,648	40,056	42,020
Institutional Retirement Strategies \| Retirement Strategies
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP	11,428	14,064	15,345
Deposits	259	744	(12)
Investment performance	830	(2,256)	225
Policy charges	(12)	(15)	(15)
Surrenders and withdrawals	(660)	(3,177)	(187)
Benefit payments	(562)	(553)	(616)
Net transfers (to) from general account	(74)	2,674	(120)
Other	(198)	(53)	(556)
Separate account liabilities, EOP	11,011	11,428	14,064
Cash surrender value	11,011	11,428	14,064
Individual Retirement Strategies
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP		32,267
Separate account liabilities, EOP			32,267
Individual Retirement Strategies \| Retirement Strategies
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP	93,395	158,546	158,708
Deposits	446	700	1,665
Investment performance	12,598	(23,956)	17,469
Policy charges	(2,316)	(2,682)	(3,598)
Surrenders and withdrawals	(9,891)	(9,422)	(14,767)
Benefit payments	(95)	(95)	(140)
Net transfers (to) from general account	(17)	(282)	(796)
Other	10	(29,414)	5
Separate account liabilities, EOP	94,130	93,395	158,546
Cash surrender value	92,927	91,831	156,071
Group Insurance
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP	23,513	27,097	28,340
Deposits	103	104	104
Investment performance	1,828	(3,984)	628
Policy charges	(337)	(332)	(345)
Surrenders and withdrawals	(52)	(34)	(55)
Benefit payments	(290)	(251)	(234)
Net transfers (to) from general account	44	41	(2)
Other	212	872	(1,339)
Separate account liabilities, EOP	25,021	23,513	27,097
Cash surrender value	24,911	23,391	26,965
Individual Life
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP	32,930	39,789	33,877
Deposits	2,972	2,527	2,648
Investment performance	6,742	(6,934)	5,743
Policy charges	(1,075)	(1,014)	(954)
Surrenders and withdrawals	(765)	(712)	(829)
Benefit payments	(342)	(421)	(424)
Net transfers (to) from general account	(1,344)	(394)	(352)
Other	105	89	80
Separate account liabilities, EOP	39,223	32,930	39,789
Cash surrender value	$ 35,921	30,049	36,916
Full Service Retirement
Separate Account, Liability [Roll Forward]
Separate account liabilities, BOP		$ 65,835
Separate account liabilities, EOP			$ 65,835

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Amount of cash outflow to separate account policyholder from benefit payment.

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Amount of separate account liability payable to policyholder upon surrender of contract before maturity.

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Amount of increase (decrease) in separate account liability from performance of investment.

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Amount increase (decrease) in separate account liability from change, classified as other.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of liability for variable contract in which all or portion of contract holder's funds is allocated to specific separate account and supported by assets held in separate account.

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