XML 59 R40.htm IDEA: XBRL DOCUMENT v2.4.0.6
Accrued expenses (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Accrued expenses    
Professional and consultant fees $ 503 $ 140
Compensation and related benefits 347 83
License and patent fees 149 108
Market research and consulting   40
Contract research organizations 92 15
Other expenses 114 13
Accrued expenses $ 1,205 $ 399