Discontinued Operations - Schedule of Disposal Groups, Including Discontinued Operation Balance Sheet (Details) (Parenthetical) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended |
|---|---|---|
Mar. 31, 2019 |
Dec. 31, 2018 |
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| Discontinued Operations and Disposal Groups [Abstract] | ||
| Accumulated depreciation | $ 10 | $ 10 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of depreciation and amortization expense attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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