DEBT AND FINANCING COSTS - Components of Financing Costs, Net (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Debt Disclosure [Abstract]
Interest expense	$ 112	$ 116
Amortization of deferred loan costs	5	2
Capitalized interest	(12)	(14)
Loss on extinguishment of debt	0	1
Interest income	(6)	(5)
Financing costs, net	$ 99	$ 100