Property and Equipment |
9 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Sep. 30, 2019 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Property Plant And Equipment [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Property and Equipment |
4. Property and Equipment Property and equipment as of September 30, 2019 and December 31, 2018 consisted of the following (in thousands):
Depreciation expense was $18 thousand and $75 thousand for the three months ended September 30, 2019 and 2018 and $68 thousand and $121 thousand for the nine months ended September 30, 2019 and 2018, respectively. |