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Commitments and Contingencies (Narrative) (Details) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 21, 2017 | Mar. 20, 2017 | Jun. 30, 2017 | Jun. 30, 2016
Loss Contingencies [Line Items] |  |  |  |
Sublease income |  |  | $ 43 |
Lease expiration date |  |  | Feb. 28, 2019 |
Rent expense |  |  | $ 515 | $ 561
Employee One [Member] |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Amount of loss contingency |  | $ 100 |  |
Employee Two [Member] |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Compensation expense paid |  |  | $ 30 |
Amount of loss contingency | $ 41 |  |  |
401(k) Plan [Member] |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Percentage of matching contributions |  |  | 25.00% |
Percentage of maximum employee contributions |  |  | 5.00% |
Compensation expense |  |  | $ 53 | $ 68
Riverside and Heron Enterprises, LLC [Member] | Scott Robertson [Member] |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Amount of original loss contingency sought |  |  | 250 |
Amount of loss contingency |  |  | $ 170 |

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