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Discontinued Operations (Details Narrative) - USD ($) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
May 31, 2016 | Dec. 31, 2020 | Dec. 31, 2019 | Jul. 24, 2020
Loss from discontinued operations, net of taxes of $0 |  | $ (412,000) | $ (541,000) |
Tax effect of discontinued operation |  | 0 | 0 |
Increase (decrease) in environmental liability |  | 73,000 |  |
Accrued environmental remediation liabilities |  | 854,000 | 927,000 |
Accrued environmental liabilities, current |  | $ 744,000 | 817,000 |
Perma-Fix of Memphis, Inc. [Member] |  |  |  |
Increase (decrease) in environmental liability |  |  | $ 50,000 |
Perma-Fix of Michigan, Inc. [Member] |  |  |  |
Disposal group, including discontinued operation, consideration, after closing | $ 375,000 |  |  |
Disposal group, including discontinued operation, consideration, installment payment | $ 7,250 |  |  |
Disposal group, including discontinued operation, consideration, remaining balance |  |  |  | $ 105,000

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