Quarterly report pursuant to Section 13 or 15(d)

Liquidity and Going Concern (Details)

v3.19.2
Liquidity and Going Concern (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Mar. 31, 2019
Jun. 30, 2018
Mar. 31, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Liquidity and Going Concern              
Cash and cash equivalents $ 29,965       $ 29,965   $ 42,565
Working capital 23,502       23,502    
Net cash used in operating activities         (11,697) $ (5,982)  
Net loss $ (8,471) $ (7,204) $ (3,026) $ (4,282) $ (15,675) $ (7,308)