INTANGIBLE ASSETS AND GOODWILL (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Amortization expense related to intangible assets recorded as follows:
Alliance and royalty revenue		$ 268
Cost of goods sold	2,026	2,026
Amortization expense	200,643	112,043
Total amortization of intangible assets	202,669	114,337
Estimated aggregate amortization expense
2012	825,622
2013	831,278
2014	821,745
2015	802,754
2016	$ 802,521