SHAREHOLDERS' EQUITY - Additional Information (Detail) - USD ($) shares in Millions, $ in Millions	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Stockholders Equity Note [Line Items]
Common stock, share repurchase, dollar amount	$ 1,014	$ 848
Remaining common stock available for purchase under share repurchase authorizations	32.3
Share Repurchase Program
Stockholders Equity Note [Line Items]
Stock Acquired In Open Market, Shares	16.0	13.5
Common stock, share repurchase, dollar amount	$ 1,000	$ 833