DERIVATIVE INSTRUMENTS AND RISK MANAGEMENT - Fair Values of Derivative Assets and Liabilities by Hedge Type (Detail) - Interest Expense [Member] - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Fixed-Rate Debt and Capital Leases
Derivatives, Fair Value [Line Items]
Amount of Gain (Loss) Recognized in Income	$ 71	$ 7
Interest rate contracts
Derivatives, Fair Value [Line Items]
Amount of Gain (Loss) Recognized in Income	$ (71)	$ (7)