UNPAID CLAIM AND CLAIM EXPENSES - Rollforward of the Unpaid Claims and Claim Expenses (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Liability for Unpaid Claims and Claims Adjustment Expense, [Roll Forward]
Gross balance	$ 40	$ 29
Less Reinsurance	15	12
Net balance	25	17
Incurred Claims (net) Related to:
Current Year	139	78
Prior Year	11	(3)
Total Incurred	150	75
Paid Claims (net) Related to:
Current Year	101	57
Prior Year	19	10
Total Paid	120	67
Net balance	55	25
Add Reinsurance	23	15
Gross balance	$ 78	$ 40