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Supplemental Cash Flow Information (Tables) | 3 Months Ended
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Mar. 31, 2018
Supplemental Cash Flow Elements [Abstract] |
Schedule of Cash Flow, Supplemental Disclosures | The following table presents supplemental cash flow information for the Company:
|  | Three Months Ended March 31,
|  | 2018 |  | 2017
Cash paid during the period for: |  |  |  |
Income taxes |  | $ | 4,433 |  |  | $ | 9,265 |
Interest |  | 16,557 |  |  | 21,576 |
Non-cash investing activity: |  |  |  |
Capital expenditures acquired on account but unpaid as of the period end |  | 10,680 |  |  | 8,599 |
Schedule of Cash and Cash Equivalents | The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the unaudited condensed consolidated balance sheets as of March 31, 2018 and 2017 to the total of the same amounts shown in the unaudited condensed consolidated statements of cash flows for the three months then ended:
|  | March 31,
|  | 2018 |  | 2017
Cash and cash equivalents |  | $ | 58,834 |  |  | $ | 54,126 |
Restricted cash included in prepaid and other current assets |  | 1,182 |  |  | 8,985 |
Total cash, cash equivalents and restricted cash shown in the condensed consolidated statements of cash flows |  | $ | 60,016 |  |  | $ | 63,111 |
Restrictions on Cash and Cash Equivalents | The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the unaudited condensed consolidated balance sheets as of March 31, 2018 and 2017 to the total of the same amounts shown in the unaudited condensed consolidated statements of cash flows for the three months then ended:
|  | March 31,
|  | 2018 |  | 2017
Cash and cash equivalents |  | $ | 58,834 |  |  | $ | 54,126 |
Restricted cash included in prepaid and other current assets |  | 1,182 |  |  | 8,985 |
Total cash, cash equivalents and restricted cash shown in the condensed consolidated statements of cash flows |  | $ | 60,016 |  |  | $ | 63,111 |

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