SHAREHOLDERS' EQUITY (Tables)

9 Months Ended

Sep. 30, 2018

Equity [Abstract]

Schedule of Treasury Stock by Class

Share repurchase activity (in millions, except share amounts):

	Three Months Ended September 30,						Nine Months Ended September 30,
	2018			2017			2018			2017
	Shares	Amount		Shares	Amount		Shares	Amount		Shares	Amount
2015 Repurchase Program—$1 billion	193,203	$	12	355,415	$	28	582,942	$	37	612,095	$	50

Schedule of Accumulated Other Comprehensive Income (Loss)

Components of accumulated other comprehensive loss, net of tax (in millions):

	September 30, 2018			December 31, 2017
Related to marketable securities	$	(17	)	$	(5	)
Related to employee benefit plans	(420		)	(376		)
Related to interest rate derivatives	9			1
Total	$	(428	)	$	(380	)