DEFERRED POLICY ACQUISITION COSTS AND INSURANCE EXPENSES - Depreciation and Other Amortization Expense (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Deferred Policy Acquisition Costs Disclosures [Abstract]
Depreciation expense	$ 48	$ 44	$ 47
Other amortization expense	6	6	8
Total depreciation and other amortization expense	$ 54	$ 50	$ 55