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Prepaid Expenses and Other Assets (Tables) | 12 Months Ended
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Dec. 31, 2016
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Summary of Prepaid Expenses and Other Assets | Prepaid expenses and other assets consist of the following as of December 31 (in thousands):
|  | 2016 |  |  | 2015 |
Prepaid expenses |  | $ | 6,209 |  |  | $ | 1,897 |
Income tax receivable |  |  | 4,024 |  |  |  | 5,134 |
Assets held for sale |  |  | — |  |  |  | 6,154 |
Other |  |  | 167 |  |  |  | 224 |
Total prepaid expenses and other assets |  | $ | 10,400 |  |  | $ | 13,409 |

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