Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses - Summary (Details)

v3.19.2
Accrued Expenses - Summary (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Accrued expenses    
Accrued license obligations $ 2,552 $ 2,523
Compensation expense 1,779 2,380
Professional fees 1,366 1,945
Research and development fees 1,409 943
Audit and tax fees 317 378
Other current liabilities 1,068 945
Total $ 8,491 $ 9,114