STOCKHOLDERS' EQUITY - Schedule of Details of Dividend Payments (Detail) - USD ($) $ / shares in Units, $ in Millions					3 Months Ended								9 Months Ended
	Oct. 28, 2016	Oct. 26, 2016	Aug. 25, 2016	Jul. 02, 2015	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2016	Sep. 30, 2015
Subsequent Event [Line Items]
Record Date						Jun. 30, 2016	Mar. 31, 2016	Dec. 30, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014
Payment Date						Jul. 29, 2016	Apr. 29, 2016	Jan. 29, 2016	Oct. 30, 2015	Jul. 31, 2015	Apr. 24, 2015	Jan. 30, 2015
Amount per Share (in dollars per share)						$ 0.29	$ 0.29	$ 0.29	$ 0.29	$ 0.29	$ 0.28	$ 0.28
Total Amount						$ 43	$ 43	$ 43	$ 43	$ 43	$ 42	$ 42
Maximum dividend allowed prior to merger (in dollars per share)				$ 0.29
Dividends per common share (in dollars per share)			$ 0.29		$ 0.29				$ 0.29				$ 0.87	$ 0.86
Subsequent Event
Subsequent Event [Line Items]
Record Date	Oct. 13, 2016
Payment Date	Oct. 28, 2016
Amount per Share (in dollars per share)	$ 0.29
Total Amount	$ 43
Dividends per common share (in dollars per share)		$ 0.29