INVENTORY (Details) (USD $) In Thousands, unless otherwise specified			6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2013 ENTEREG	Jun. 30, 2013 API
INVENTORY
Raw materials	$ 11,154	$ 9,132
Work-in-process	8,327	8,485
Finished goods	32,032	24,330
Inventory	51,513	41,947
Included in other assets:
Raw materials	30,625	34,091
Work-in-process	3,465	1,733
Finished goods	574	1,669
Total	$ 86,177	$ 79,440
INVENTORY
Period in which inventory is expected to be sold			1 year
Shelf-life			3 years	60 months
Period over which the entity expects to consume substantially all of the inventory				8 years