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Supplemental Cash Flow Information | 3 Months Ended
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Mar. 31, 2018
Supplemental Cash Flow Information [Abstract] |
Supplemental Cash Flow Information | Supplemental Cash Flow Information: Supplemental information related to the condensed consolidated statements of cash flows is as follows (in thousands):
| Three Months Ended March 31,
| 2018 |  | 2017
Supplemental non-cash disclosure related to investing activities: |  |  |
Capital expenditures included in Accounts payable | $ | 74,906 |  |  | $ | 18,874 |

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- References No definition available. + Details
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