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Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | --- | ---
Income Taxes [Line Items] |  |  |
Net operating loss carry forwards | $ 29,303 | $ 29,909 |
Stock based compensation | 610 | 1,070 |
Write-down of real estate inventory |  | 1,569 |
Fair value adjustment of contingent consideration | 168 | (55) |
Other | 152 |  |
Other |  | (139) |
Gross deferred tax assets | 29,420 | 30,698 |
Less: valuation allowance | (29,932) | (31,658) | $ (31,922)
Deferred tax assets (liabilities), net of valuation allowance | (512) | (960) |
Trade Names [Member] |  |  |
Income Taxes [Line Items] |  |  |
Deferred tax liabilities, intangible assets | (690) | (1,363) |
Customer Relationships [Member] |  |  |
Income Taxes [Line Items] |  |  |
Deferred tax liabilities, intangible assets | $ (123) | $ (293) |

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