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Decommissioning and Other Asset Retirement Obligations (Tables) | 12 Months Ended
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Dec. 31, 2015
Decommissioning and Other Asset Retirement Obligations (Tables) |
Decommissioning and Other Asset Retirement Obligations Table |
|  | Year Ended December 31,
|  | 2015 |  | 2014
|  | (In Thousands)
Beginning balance for the period, as reported |  | $ | 62,741 |  |  | $ | 50,904 |
Activity in the period: |  |  |  |  |  |
Accretion of liability |  | 2,000 |  |  | 728 |
Retirement obligations incurred |  | — |  |  | 39,187 |
Revisions in estimated cash flows |  | 3,341 |  |  | 35,241 |
Settlement of retirement obligations |  | (10,633 | ) |  | (63,319 | )
Ending balance |  | $ | 57,449 |  |  | $ | 62,741 |

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- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13201-110859 + Details
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