Asset Retirement Obligations (Tables) |
3 Months Ended | ||||||||||||||||||||||||||||||||||
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Mar. 31, 2015 | |||||||||||||||||||||||||||||||||||
| Asset Retirement Obligation Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||
| Summary of Changes to Asset Retirement Obligation |
A summary of the changes to our ARO is as follows (in thousands):
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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