RECEIVABLES (Details) $ in Millions	12 Months Ended
	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)
Accounts Receivable, Net [Abstract]
Trade receivables	$ 3,948	$ 3,070
Less charge-backs and cash discounts	(126)	(97)
Less allowances	(48)	(25)
Net trade receivables	3,774	2,948
Alliance receivables	903	958
Prepaid and refundable income taxes	627	182
Other	239	211
Receivables	5,543	4,299
Receivables sold on a nonrecourse basis	$ 618	$ 476	$ 812
The number of the largest pharmaceutical wholesalers in the U.S.	3
Percentage of aggregate total trade receivables due from three pharmaceutical wholesalers	66.00%	53.00%
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of year	$ 122	$ 93	89
Provision	1,613	1,059	773
Utilization	(1,561)	(1,030)	(769)
Balance at end of year	$ 174	$ 122	$ 93