ACCRUED AND OTHER LIABILITIES (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
ACCRUED AND OTHER LIABILITIES
Accrued employee compensation and benefits	$ 5,655	$ 3,859
Accrued manufacturing costs	470	4,135
Accrued sales and marketing expenses	2,641	2,908
Accrued interest on debt (see Note 9)	2,446
Accrued research and clinical expenses	1,804	1,372
Other accrued liabilities	2,853	1,503
Liabilities of discontinued operations	178	903
Total	$ 16,047	$ 14,680