DERIVATIVES - Offsetting of Financial Assets and Liabilities and Derivative Instruments (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Assets
Net Amount Presented in the Balance Sheets	$ 20	$ 26
Liabilities
Net Amount Presented in the Balance Sheets	23	140
Derivative
Assets
Gross Amount Recognized	20	26
Gross Amount Offset in the Balance Sheets	2	8
Net Amount Presented in the Balance Sheets	18	18
Gross Amount not Offset in the Balance Sheets	0	0
Net Amount	18	18
Liabilities
Gross Amount Recognized	2	8
Gross Amount Offset in the Balance Sheets	2	8
Net Amount Presented in the Balance Sheets	0	0
Gross Amount not Offset in the Balance Sheets	0	0
Net Amount	0	0
Other financial instruments
Assets
Gross Amount Recognized	2	1
Gross Amount Offset in the Balance Sheets	0	0
Net Amount Presented in the Balance Sheets	2	1
Gross Amount not Offset in the Balance Sheets	0	0
Net Amount	2	1
Other invested assets
Assets
Gross Amount Recognized	22	27
Gross Amount Offset in the Balance Sheets	2	8
Net Amount Presented in the Balance Sheets	20	19
Gross Amount not Offset in the Balance Sheets	0	0
Net Amount	20	19
Other financial liabilities
Liabilities
Gross Amount Recognized	204	42
Gross Amount Offset in the Balance Sheets	0	0
Net Amount Presented in the Balance Sheets	204	42
Gross Amount not Offset in the Balance Sheets	0	0
Net Amount	204	42
Other liabilities
Liabilities
Gross Amount Recognized	206	50
Gross Amount Offset in the Balance Sheets	2	8
Net Amount Presented in the Balance Sheets	204	42
Gross Amount not Offset in the Balance Sheets	0	0
Net Amount	$ 204	$ 42