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Subsequent Event (Disposition) (Details) - Etherios, Inc - Subsequent Event - USD ($) $ in Thousands | Oct. 23, 2015 | Oct. 23, 2017 | Oct. 23, 2016
--- | --- | --- | ---
Subsequent Event [Line Items] |  |  |
Amount discontinued operation sold for | $ 9,000 |  |
Cash due at closing | 4,000 |  |
Less: Employee related liabilities | (1,134) |  |
Net cash proceeds at closing | 2,866 |  |
Deferred payment |  | $ 2,000 | $ 3,000
Total proceeds | $ 7,866 |  |

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