SHAREHOLDERS' EQUITY (Tables)

9 Months Ended

Sep. 30, 2017

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,
	2017			2016			2017			2016
	Shares	Amount		Shares	Amount		Shares	Amount		Shares	Amount
2015 Repurchase Program—$1 billion	355,415	$	28	—	$	—	612,095	$	50	2,594,809	$	193

Schedule of Accumulated Other Comprehensive Income (Loss)

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

	September 30, 2017			December 31, 2016
Marketable securities	$	—		$	(3	)
Employee benefit plans	(287		)	(299		)
Interest rate derivatives	(2		)	(3		)
Total	$	(289	)	$	(305	)