EQUITY - Cumulative Gains (Losses) (Details) - USD ($) $ in Millions	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI	$ (2,451)	$ (2,039)	$ (1,641)	$ 48	$ 1,228	$ (1,074)
Accumulated other comprehensive income (loss) attributable to Equitable Financial
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI	(7,742)	$ (7,272)	(6,938)	$ (6,083)	$ (5,522)	$ (7,855)
Unrealized gains (losses) on investments
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI	(7,165)		(6,363)
Market risk benefits - instrument-specific credit risk component
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI	(945)		(764)
Liability for future policy benefits - current discount rate component
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI	372		194
Defined benefit pension plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI	$ (4)		$ (5)