Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Details)

v3.3.0.814
Commitments and Contingencies - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Commitments And Contingencies [Line Items]        
Rent expense $ 221 $ 182 $ 661 $ 569
Purchase obligation for manufacturing process $ 5,100   $ 5,100  
Offices and Certain Equipment        
Commitments And Contingencies [Line Items]        
Operating leases expiration date     Jan. 31, 2022