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Discontinued Operations (Tables) | 12 Months Ended
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Dec. 31, 2018
Discontinued Operations and Disposal Groups [Abstract] |
Schedule of Disposal Groups, Including Discontinued Operation Balance Sheet | The following table presents the major class of assets of discontinued operations at December 31, 2018 and 2017. No assets and liabilities were held for sale at December 31, 2018 and 2017.
(Amounts in Thousands) |  | December 31, 2018 |  |  | December 31, 2017 |
Current assets |  |  |  |  |  |  |  |
Other assets |  | $ | 107 |  |  | $ | 89 |
Total current assets |  |  | 107 |  |  |  | 89 |
Long-term assets |  |  |  |  |  |  |  |
Property, plant and equipment, net (1) |  |  | 81 |  |  |  | 81 |
Other assets |  |  | 118 |  |  |  | 195 |
Total long-term assets |  |  | 199 |  |  |  | 276 |
Total assets |  | $ | 306 |  |  | $ | 365 |
Current liabilities |  |  |  |  |  |  |  |
Accounts payable |  | $ | 10 |  |  | $ | 8 |
Accrued expenses and other liabilities |  |  | 296 |  |  |  | 265 |
Environmental liabilities |  |  | 50 |  |  |  | 632 |
Total current liabilities |  |  | 356 |  |  |  | 905 |
Long-term liabilities |  |  |  |  |  |  |  |
Closure liabilities |  |  | 126 |  |  |  | 120 |
Environmental liabilities |  |  | 837 |  |  |  | 239 |
Total long-term liabilities |  |  | 963 |  |  |  | 359 |
Total liabilities |  | $ | 1,319 |  |  | $ | 1,264 |
Schedule of Current and Long Term Accrued Environmental Liability | The current and long-term accrued environmental liability at December 31, 2018 is summarized as follows (in thousands).
|  | Current |  |  | Long-term |  |  |  |
|  | Accrual |  |  | Accrual |  |  | Total |
PFD |  | $ | 50 |  |  | $ | 60 |  |  | $ | 110 |
PFM |  |  | — |  |  |  | 15 |  |  |  | 15 |
PFSG |  |  | — |  |  |  | 762 |  |  |  | 762 |
Total liability |  | $ | 50 |  |  | $ | 837 |  |  | $ | 887 |

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- Definition Tabular disclosure of information related to a disposal group for the balance sheet. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component. + References No definition available. + Details
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