v2.4.0.6

Summary of significant accounting policies (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2013 | Mar. 31, 2012
--- | --- | ---
Business combinations |  |
Transaction costs associated with business combinations | $ 158 | $ 0
Concourse Communications Detroit, LLC |  |
Principles of consolidation |  |
Percentage of ownership in subsidiaries | 70.00% |
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% |

X
- Definition Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 24 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Details
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X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
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- Details
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