ALLIANCES (Ono) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Alliances Statement [Line Items]
Net product sales									$ 17,702	$ 14,045	$ 11,660
Alliance revenues									1,725	2,515	4,219
Total Revenues	$ 5,243	$ 4,922	$ 4,871	$ 4,391	$ 4,287	$ 4,069	$ 4,163	$ 4,041	$ 19,427	16,560	15,879
Ono [Member]
Alliances Statement [Line Items]
Profit sharing involving only one compound - maximum									80.00%
Profit sharing involving only one compound - minimum									20.00%
Co-promotion fee percentage									60.00%
Net product sales									$ 147	113	113
Alliance revenues									280	61	28
Total Revenues									$ 427	$ 174	$ 141
North America [Member] | Ono [Member]
Alliances Statement [Line Items]
Royalty rate due to regulatory approvals									4.00%
Other Territories [Member] | Ono [Member]
Alliances Statement [Line Items]
Royalty rate due to regulatory approvals									15.00%