ACCRUED EXPENSES (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Accrued Liabilities, Current [Abstract]
Employee compensation and benefits	$ 904	$ 892
Royalties	161	213
Accrued research and development	553	445
Restructuring - current	89	128
Pension and postretirement benefits	47	47
Litigation and other settlements	189	43
Other	816	691
Total accrued expenses	$ 2,759	$ 2,459