SHAREHOLDERS' EQUITY - Additional Information (Detail) - USD ($) shares in Millions, $ in Millions	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Stockholders Equity Note [Line Items]
Common stock, share repurchase, dollar amount	$ 813	$ 1,014
Remaining common stock available for purchase under share repurchase authorizations	15.6
Share Repurchase Program
Stockholders Equity Note [Line Items]
Stock Acquired In Open Market, Shares	11.2	16.0
Common stock, share repurchase, dollar amount	$ 800	$ 1,000