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Prepaid Expenses and Other Current Assets | 9 Months Ended
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Sep. 30, 2018
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract] |
Prepaid Expenses And Other Current Assets |
(4) | Prepaid Expenses and Other Current Assets
Prepaid expenses and other current assets consist of the following:
|  | September 30, |  |  | December 31, |
(in thousands) |  | 2018 |  |  | 2017 |
Outside consultants |  | $ | 249 |  |  | $ | — |
Taxes receivable |  |  | 145 |  |  |  | 29 |
Insurance premiums |  |  | 52 |  |  |  | 421 |
Security deposit |  |  | 51 |  |  |  | 50 |
Software |  |  | 19 |  |  |  | 15 |
Financing costs |  |  | — |  |  |  | 70 |
Other1 |  |  | 11 |  |  |  | 115 |
Total prepaid expenses and other current assets |  | $ | 527 |  |  | $ | 700 |
1 Other consists of various prepaid expenses and other current assets, with no individual item accounting for more than 5% of prepaid expenses and other current assets at September 30, 2018 and December 31, 2017.

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