ORGANIZATION (Details) $ in Millions		9 Months Ended
	Apr. 01, 2023 USD ($)	Sep. 30, 2023 USD ($) principalSubsidiary	Dec. 31, 2022 USD ($)
Reinsurance Retention Policy [Line Items]
Number of principal subsidiaries | principalSubsidiary		2
Funds withheld liability	$ 11,200	$ 10,550	$ 0
Reinsurance deposit liabilities	12,900
Reinsurance Recoverable for Paid Claims and Claims Adjustments	14,200	21,512	7,131
Separate Accounts liabilities		112,787	111,479
Liability for market risk benefits	8,200	$ 12,995	$ 15,751
Cost of reinsurance asset	1,700
Non-Insulated
Reinsurance Retention Policy [Line Items]
Ceded policyholder account balances	32,400
Separate Accounts liabilities	28,700
Insulated
Reinsurance Retention Policy [Line Items]
Separate Accounts liabilities	$ 64,100