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Balance Sheet Accounts (Schedule of Concentration of Risk) (Details) - Customer Concentration Risk - Net Revenue | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014
Tech Data Corporation |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Concentration risk | 19.00% | 15.00% | 16.00% | 15.00%
Westcon Group Inc. |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Concentration risk | 14.00% | 13.00% | 15.00% | 13.00%
Jenne |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Concentration risk | 12.00% |  | 11.00% |

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