INVESTMENTS - Other Investments (Details) - USD ($) $ in Millions		Sep. 30, 2025	Dec. 31, 2024
Investment Holdings [Line Items]
Other investments		$ 7,495	$ 5,958
Policy loans
Investment Holdings [Line Items]
Other investments		217	203
Short-term investments
Investment Holdings [Line Items]
Other investments	[1]	2,346	1,599
Limited partnerships
Investment Holdings [Line Items]
Other investments	[2]	3,961	3,435
Real estate owned
Investment Holdings [Line Items]
Other investments		940	682
Other
Investment Holdings [Line Items]
Other investments		$ 31	$ 39

[1] Includes securities lending collateral

[2] Includes tax credit investments and asset classes such as private equity and real estate funds