Asset Retirement Obligation (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
Mar. 31, 2017 |
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| Asset retirement obligation | $ 790 | $ 745 | |
| Accretion expense | 46 | 44 | |
| Other assets | 3,309 | 1,800 | |
| Facility Closure Trust Deposit | |||
| Other assets | $ 670 | $ 670 | |
| Asset Retirement Cost | |||
| Asset retirement obligation | $ 700 | ||
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- Definition Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Noncurrent portion of 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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- Definition Amount of assets classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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