Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Future Lease Payments (Details)

v3.19.2
Commitments and Contingencies - Future Lease Payments (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Commitments and Contingencies Disclosure [Abstract]    
2019 $ 0 $ 47
2020 47 47
2021 47 47
2022 30 30
2023 30 30
Thereafter 31 31
Total undiscounted lease payments 185 232
Less: imputed interest (16) 0
Present value of lease payments $ 169 $ 232