SEGMENT INFORMATION (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) segment product	Dec. 31, 2015 USD ($)
Segment Reporting, Revenue Reconciling Item [Line Items]
Number of reportable segments | segment	2
Number of internally developed branded pharmaceutical product candidate | product	1
Number of products sold and distributed | product	4
Assets | $	$ 1,886,299	$ 1,922,487
Taiwan Facility
Segment Reporting, Revenue Reconciling Item [Line Items]
Assets | $	$ 134,700	$ 131,600