Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Reclassification - Tabular Information (Details)

v3.7.0.1
Summary of Significant Accounting Policies - Reclassification - Tabular Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Operating expenses        
Research and development $ 19,591 $ 16,856 $ 38,206 $ 31,332
General and administrative 7,710 6,172 14,173 11,439
Total operating expenses $ 27,301 23,028 $ 52,379 42,771
Previously Reported        
Operating expenses        
Research and development   16,219   30,107
General and administrative   6,809   12,664
Total operating expenses   $ 23,028   $ 42,771