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Prepaid Expenses and Other Current Assets | 3 Months Ended
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Mar. 31, 2019
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:
|  | March 31, |  |  | December 31, |
(in thousands) |  | 2019 |  |  | 2018 |
Income tax and VAT receivable |  |  | 566 |  |  |  | 579 |
Insurance premiums |  |  | 192 |  |  |  | 140 |
Security deposit |  |  | 50 |  |  |  | 51 |
Financing costs |  |  | 64 |  |  |  | — |
Other1 |  |  | 131 |  |  |  | 128 |
Total prepaid expenses and other current assets |  | $ | 1,003 |  |  | $ | 898 |
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 March 31, 2019 and December 31, 2018.

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