RELATED PARTY TRANSACTIONS - PREDECESSOR COMPANY - Predecessor Company (Details) - USD ($)	1 Months Ended										3 Months Ended		9 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021	Aug. 31, 2021	Jul. 31, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Related Party Transaction [Line Items]
Policy charges and fee income												$ 97,000,000	$ 365,000,000		$ 1,232,000,000	$ 1,944,000,000
Investment management expenses												4,000,000	4,000,000		27,000,000	27,000,000
Net Investment Income												99,000,000	255,000,000		490,000,000	579,000,000
Income												20,000,000	71,000,000		255,000,000	391,000,000
Accrued investment income		$ 61,000,000											52,000,000	$ 52,000,000	61,000,000
PAI
Related Party Transaction [Line Items]
Return of capital	$ 306,000,000			$ 3,813,000,000
Dividend to parent		451,000,000			$ 188,000,000	$ 192,000,000	$ 188,000,000	$ 192,000,000	$ 173,000,000	$ 207,000,000
Pruco Life
Related Party Transaction [Line Items]
Payables to parent and affiliates			$ 300,000,000
Long-term debt, fair value			326,000,000
Loss on debt transfer			$ 24,000,000
Subsidiary of Common Parent
Related Party Transaction [Line Items]
Stock based program expense											$ 100,000	0			400,000
Deferred compensation program, compensation expense												0			1,500,000	700,000
Pension expense, net												0			7,200,000	3,000,000
Welfare plans, expense												0			2,900,000	2,000,000
401(k), Employer matching contribution														4.00%
Voluntary savings plan, expense												0			2,700,000	1,300,000
Parent Company
Related Party Transaction [Line Items]
Corporate expenses												9,000,000			35,000,000	20,000,000
Parent Company | Line of Credit
Related Party Transaction [Line Items]
Funds borrowed											$ 9,000,000,000
Affiliated Entity
Related Party Transaction [Line Items]
Funds borrowed, interest expense												0			9,000,000	53,000,000
Revenue from related parties												900,000			1,500,000
Accrued investment income		$ 2,100,000											$ 1,700,000	$ 1,700,000	2,100,000
Affiliated Entity | Prudential Annuities Distributors
Related Party Transaction [Line Items]
Policy charges and fee income												29,000,000			467,000,000	211,000,000
Affiliated Entity | P G I M
Related Party Transaction [Line Items]
Investment management expenses												4,000,000			23,000,000	23,000,000
Affiliated Entity | ASTISI And PGIM Investments
Related Party Transaction [Line Items]
Income												22,000,000			96,000,000	89,000,000
Corporate Joint Venture
Related Party Transaction [Line Items]
Net Investment Income												$ 0			$ 18,000,000	$ 17,000,000