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Commitments and Contingencies (Details) BRL in Millions | 6 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2015 USD ($) | Dec. 31, 2015 BRL | Dec. 31, 2015 BRL | Mar. 31, 2014 USD ($) | Mar. 31, 2014 BRL
Loss Contingencies [Line Items] |  |  |  |  |
Non-cancelable purchase commitments | $ 64,300,000 |  |  |  |
Accrual acquisition liability related to matter before acquisition of Enterasys | 2,400,000 |  | BRL 9.4 |  |
Foreign |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Value of tax credits disallowed |  |  |  | $ 900,000 | BRL 3.4
Estimated interest in penalties | 4,300,000 | BRL 16.6 |  |  |
Foreign | Minimum |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Potential total tax liability | BRL |  | 23.4 |  |  |
Foreign | Maximum |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Potential total tax liability | 6,000,000 |  |  |  |
Foreign | The State of Sao Paolo v. Enterasys Networks do Brazil Ltda |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Estimated court fees | $ 1,000,000 | BRL 4.0 |  |  |

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