EQUITY - Components of AOCI (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Sep. 30, 2022	Mar. 31, 2022
AOCI
Beginning Balance	$ 1,587		$ 1,682
Less: Income tax expense	(5)	$ 118
Ending Balance	1,566		1,289
Changes in Own-Credit Risk Related to Insurance Liabilities
AOCI
Beginning Balance	111
Change in OCI	22
Less: Income tax expense	5
Ending Balance	$ 128
Foreign Currency Translation Adjustment
AOCI
Beginning Balance			(1)
Change in OCI			0
Amounts reclassified from AOCI			0
Less: Income tax expense			0
Ending Balance			(1)
Net Unrealized Investment Gains (Losses)
AOCI
Beginning Balance			171
Change in OCI			(576)
Amounts reclassified from AOCI			15
Less: Income tax expense			118
Ending Balance			(272)
Total Accumulated Other Comprehensive Income (Loss)
AOCI
Beginning Balance			170
Change in OCI			(576)
Amounts reclassified from AOCI			15
Less: Income tax expense			118
Ending Balance			(273)
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest
AOCI
Ending Balance			$ 29