Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment (Details Textual)

v3.19.2
Property and Equipment (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Property and Equipment (Textual)        
Depreciation expense $ 300 $ 100 $ 700 $ 100