ACCRUED EXPENSES (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
ACCRUED EXPENSES
Employee compensation and benefits	$ 1,695	$ 2,379
Professional services	436	301
Intellectual property	163	105
Other	917	734
Total accrued expenses	$ 3,211	$ 3,519