Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations - Schedule of Disposal Groups, Including Discontinued Operation Balance Sheet (Details)

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Discontinued Operations - Schedule of Disposal Groups, Including Discontinued Operation Balance Sheet (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Discontinued Operations and Disposal Groups [Abstract]    
Other assets $ 96 $ 85
Total current assets 96 85
Property, plant and equipment, net [1] 81 81
Other assets 214 268
Total long-term assets 295 349
Total assets 391 434
Accounts payable 38 13
Accrued expenses and other liabilities 260 268
Environmental liabilities 296 677
Total current liabilities 594 958
Closure liabilities 118 113
Environmental liabilities 587 248
Total long-term liabilities 705 361
Total liabilities $ 1,299 $ 1,319
[1] net of accumulated depreciation of $10,000 for each period presented.