FAIR VALUE MEASUREMENTS (Tables)

6 Months Ended

Jun. 30, 2017

Fair Value Disclosures [Abstract]

Schedule of components and classification of financial assets and liabilities measured at fair value

The following fair value hierarchy table presents the components and classification of the Company’s financial assets and liabilities measured at fair value on a recurring basis as of June 30, 2017 and December 31, 2016:

	As of June 30, 2017										As of December 31, 2016
(in millions)	Carrying Value			Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)			Carrying Value			Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Cash equivalents	$	742		$	674	$	68	$	—		$	242		$	179	$	63	$	—
Restricted cash	$	811		$	811	$	—	$	—		$	—		$	—	$	—	$	—
Liabilities:
Acquisition-related contingent consideration	$	(807	)	$	—	$	—	$	(807	)	$	(892	)	$	—	$	—	$	(892	)

Schedule of reconciliation of contingent consideration obligations measured on a recurring basis using significant unobservable inputs (Level 3)

The following table presents a reconciliation of contingent consideration obligations measured on a recurring basis using significant unobservable inputs (Level 3) for the six months ended June 30, 2017:

(in millions)
Balance, January 1, 2017				$	892
Acquisition-related contingent consideration:
Accretion for the time value of money	$	35
Fair value adjustments	(94		)
				(59		)
Payments				(26		)
Balance, June 30, 2017				807
Current portion				52
Non-current portion				$	755

Schedule of assets measured at fair value on a non-recurring basis

The following fair value hierarchy table presents the assets measured at fair value on a non-recurring basis:

	As of June 30, 2017								As of December 31, 2016
(in millions)	Carrying Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Carrying Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Non-current assets held for sale	$	179	$	—	$	—	$	179	$	38	$	—	$	—	$	38