DEFERRED POLICY ACQUISITION COSTS AND INSURANCE EXPENSES - Depreciation and Other Amortization Expense (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Deferred Policy Acquisition Costs Disclosures [Abstract]
Depreciation expense	$ 40	$ 48	$ 50
Other amortization expense	1	1	3
Total depreciation and other amortization expense	$ 41	$ 49	$ 53