v3.2.0.727

Summary of significant accounting policies (Details) - USD ($) $ in Thousands | Aug. 04, 2015 | Jun. 30, 2015
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Concourse Communications Detroit, LLC |  |
Principles of consolidation |  |
Percentage of ownership in subsidiaries |  | 70.00%
Concourse Communications Detroit, LLC | Subsequent Event |  |
Principles of consolidation |  |
Percentage of additional ownership in Subsidiary acquired | 30.00% |
Business Combination, Consideration Transferred | $ 1,150 |
Chicago Concourse Development Group, LLC |  |
Principles of consolidation |  |
Percentage of ownership in subsidiaries |  | 70.00%
Boingo Holding Participacoes Ltda. |  |
Principles of consolidation |  |
Percentage of ownership in subsidiaries |  | 75.00%

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