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Accrued Liabilities and Other (Tables) | 12 Months Ended
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Dec. 31, 2017
Payables and Accruals [Abstract] |
Schedule of accrued liabilities | Accrued liabilities and other consists of the following:
($ in thousands) | December 31, 2017 |  | December 31, 2016
Accrued vacation | $ | 824 |  |  | $ | 901 |
Accrued paid personal leave | 494 |  |  | 590 |
Accrued bonus | 126 |  |  | 1,346 |
Other | 366 |  |  | 351 |
| $ | 1,810 |  |  | $ | 3,188 |

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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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