SHAREHOLDERS' EQUITY, COMMON STOCK REPURCHASE (Details) - 2015 1 Billion Repurchase Program [Member] - USD ($) $ in Millions		1 Months Ended	3 Months Ended
	Mar. 31, 2017	Apr. 30, 2017	Mar. 31, 2017	Aug. 31, 2015
Class of Stock [Line Items]
Stock repurchase program, authorized amount (shares)				$ 1,000
Stock repurchased during period (shares)	4,112,086		0
Stock repurchased during period	$ 313
Subsequent Event [Member]
Class of Stock [Line Items]
Stock repurchased during period (shares)		129,040
Stock repurchased during period		$ 11