v2.4.1.9

Stock incentive plans (Details 2) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Recognized stock-based compensation expense |  |  |
Total stock-based compensation | $ 7,164 us-gaap_AllocatedShareBasedCompensationExpense | $ 4,506 us-gaap_AllocatedShareBasedCompensationExpense | $ 2,735 us-gaap_AllocatedShareBasedCompensationExpense
Stock-based compensation expense capitalized | 398 us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount |  |
Network operations |  |  |
Recognized stock-based compensation expense |  |  |
Total stock-based compensation | 1,356 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = wifi_NetworkOperationsMember | 888 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = wifi_NetworkOperationsMember | 352 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = wifi_NetworkOperationsMember
Development and technology |  |  |
Recognized stock-based compensation expense |  |  |
Total stock-based compensation | 600 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = us-gaap_ResearchAndDevelopmentExpenseMember | 380 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = us-gaap_ResearchAndDevelopmentExpenseMember | 352 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = us-gaap_ResearchAndDevelopmentExpenseMember
Selling and marketing |  |  |
Recognized stock-based compensation expense |  |  |
Total stock-based compensation | 2,017 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = us-gaap_SellingAndMarketingExpenseMember | 1,045 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = us-gaap_SellingAndMarketingExpenseMember | 571 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = us-gaap_SellingAndMarketingExpenseMember
General and administrative |  |  |
Recognized stock-based compensation expense |  |  |
Total stock-based compensation | $ 3,191 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = us-gaap_GeneralAndAdministrativeExpenseMember | $ 2,193 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = us-gaap_GeneralAndAdministrativeExpenseMember | $ 1,460 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_IncomeStatementLocationAxis = us-gaap_GeneralAndAdministrativeExpenseMember

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