Note 12 - Accrued Closure Costs and ARO (Details Textual) - USD ($) |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2016 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Asset Retirement Obligation, Revision of Estimate | $ 2,333,000 | $ (175,000) | ||
| Asset Retirement Obligation, Liabilities Settled | 693,000 | 331,000 | ||
| Asset Retirement Obligation | 7,315,000 | 5,301,000 | $ 5,508,000 | |
| Perma-Fix Northwest Richland, Inc [Member] | ||||
| Asset Retirement Obligation, Revision of Estimate | 707,000 | 175,000 | ||
| Asset Retirement Obligation, Liabilities Settled | 410,000 | $ 331,000 | ||
| M&EC [Member] | ||||
| Asset Retirement Obligation, Liabilities Settled | 283,000 | |||
| Asset Retirement Obligation | 3,058,000 | |||
| Asset Retirement Obligation, Current | $ 2,177,000 | |||
| Net Property and Equipment [Member] | ||||
| Asset Retirement Obligation, Revision of Estimate | $ 1,626,000 | |||
| 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://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Current 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://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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