Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v3.19.2
Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Income Taxes        
Income Tax Expense (Benefit) $ 1 $ 0 $ 7 $ 2
Effective Income Tax Rate Reconciliation, Percent     (0.04%) (0.13%)