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Discontinued Operations (Gain on Sale Subject to Working Capital Adjustments) (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Oct. 23, 2015 | Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Net cash proceeds |  |  |  | $ 2,849 | $ 0
Etherios, Inc. | Discontinued Operations, Disposed of by Sale |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Gross proceeds | $ 4,096 |  |  |  |
Employee related liabilities | (1,134) |  |  |  |
Working capital adjustment | (113) |  |  |  |
Net cash proceeds | 2,849 |  |  |  |
Present value of receivable due on October 23, 2016 | 2,941 |  |  |  |
Present value of receivable due on October 23, 2017 | 1,922 |  |  |  |
Total fair value of consideration received | 7,712 |  |  |  |
Less: |  |  |  |  |
Net assets of Etherios | (3,383) |  |  |  |
Facility abandonment costs | (725) |  |  |  |
Transaction costs, primarily professional fees | (734) |  |  |  |
Gain on sale of discontinued operations, before income taxes | $ 2,870 | $ 0 | $ 0 | $ 2,870 | $ 0

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