DAC AND OTHER DEFERRED ASSETS/LIABILITIES - Reconciliation of DAC (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Deferred Policy Acquisition Cost [Line Items]
Deferred policy acquisition costs	$ 1,348	$ 1,212
VUL
Deferred Policy Acquisition Cost [Line Items]
Deferred policy acquisition costs	467	457
IUL
Deferred Policy Acquisition Cost [Line Items]
Deferred policy acquisition costs	290	293
GMxB Core
Deferred Policy Acquisition Cost [Line Items]
Deferred policy acquisition costs	144	119
Investment Edge
Deferred Policy Acquisition Cost [Line Items]
Deferred policy acquisition costs	31	22
SCS
Deferred Policy Acquisition Cost [Line Items]
Deferred policy acquisition costs	375	289
Other
Deferred Policy Acquisition Cost [Line Items]
Deferred policy acquisition costs	$ 41	$ 32