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Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2018
Accounting Policies [Abstract] |
Schedule of Cash, Cash Equivalents, and Restricted Cash | The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the Consolidated Balance Sheet that sum to the total of the same such amounts shown in the Consolidated Statements of Cash Flows:
| June 30, 2018 |  | June 30, 2017
Cash and cash equivalents | 3,912 |  |  | 6,576 |
Restricted cash included in current assets | 6,520 |  |  | 1,020 |
Restricted cash included in long-term assets | — |  |  | 5,000 |
Total cash, cash equivalents, and restricted cash shown in the Consolidated Statements of Cash Flows | 10,432 |  |  | 12,596 |

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- Definition Tabular disclosure of the components of cash and cash equivalents. + References No definition available. + Details
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