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New Financial Accounting Pronouncements (Tables) | 9 Months Ended
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Sep. 30, 2018
Accounting Changes And Error Corrections [Abstract] |
Schedule of Reconciliation of Cash, Cash Equivalents and Restricted Cash Reported within Condensed Consolidated Statements of Cash Flows | The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the Condensed Consolidated Statements of Cash Flows.
|  | September 30, 2018 |  |  | September 30, 2017 |
Cash and cash equivalents |  | $ | 30,718 |  |  | $ | 24,567 |
Restricted cash |  |  | 774 |  |  |  | 873 |
Cash and cash equivalents included in assets held for sale |  |  | 1,218 |  |  |  | — |
Restricted cash included within deferred charges and other assets |  |  | — |  |  |  | 431 |
Total cash, cash equivalents and restricted cash |  | $ | 32,710 |  |  | $ | 25,871 |

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