M&EC (Details Narrative) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2019 |
Mar. 31, 2019 |
Sep. 30, 2019 |
Dec. 31, 2018 |
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| Asset Retirement Obligation Disclosure [Abstract] | ||||
| Accrued liabilities | $ 110 | $ 1,142 | ||
| Adjustment to closure liability | $ 165 | $ 165 | $ 330 | |
| X | ||||||||||
- Definition The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of increase (decrease) in asset retirement obligations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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