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Supplemental Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2015
Supplemental Cash Flow Elements [Abstract] |
Supplemental Cash Flow Information |
| Year Ended December 31, |
| 2015 |  |  | 2014 |  |  | 2013 |
| (in thousands) |
Net cash provided from operating activities included: |  |  |  |  |  |  |  |  |  |  |
Income taxes paid to (refunded from) taxing authorities | $ | 100 |  |  | $ | (156 | ) |  | $ | (347 | )
Interest paid |  | 168,826 |  |  |  | 165,530 |  |  |  | 159,137 |
Non-cash investing and financing activities included: |  |  |  |  |  |  |  |  |  |  |
Asset retirement costs capitalized, net | $ | 22,184 |  |  | $ | 56,822 |  |  | $ | 76,373 |
(Decrease) increase in accrued capital expenditures |  | (225,455 | ) |  |  | 150,604 |  |  |  | 27,079 |

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- References No definition available. + Details
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