v2.4.0.6
Summary of significant accounting policies (Details 3) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Dec. 31, 2011
Revised unaudited condensed consolidated balance sheet amounts          
Deferred tax assets   $ 1,594   $ 1,594  
Total current assets 112,092 92,771 112,092 92,771 105,249
Deferred tax assets, non-current   8,224   8,224  
Total assets 198,518 180,368 198,518 180,368 188,920
Accrued expenses and other liabilities 11,284 11,148 11,284 11,148 12,759
Total current liabilities 32,526 24,157 32,526 24,157 31,112
Total liabilities 60,071 58,020 60,071 58,020 59,841
Accumulated deficit (38,724) (45,359) (38,724) (45,359) (41,842)
Total common stockholders' equity 138,250 122,194 138,250 122,194 128,882
Total stockholders' equity 138,447 122,348 138,447 122,348 129,079
Total liabilities and stockholders' equity 198,518 180,368 198,518 180,368 188,920
Revised unaudited condensed consolidated statements of operations amounts          
Income tax expense 709 312 1,367 791  
Net income 1,608 1,876 3,413 3,060  
Net income attributable to Boingo Wireless, Inc. 1,461 1,731 3,118 2,778  
Net income attributable to common stockholders 1,461 1,293 3,118 1,145  
Net income per share attributable to common stockholders-Basic (in dollars per share) $ 0.04 $ 0.06 $ 0.09 $ 0.08  
Net income per share attributable to common stockholders-Diluted (in dollars per share) $ 0.04 $ 0.05 $ 0.08 $ 0.06  
Revised unaudited condensed consolidated statements of cash flow amounts          
Net income 1,608 1,876 3,413 3,060  
Adjustments to reconcile net income including non-controlling interests to net cash provided by operating activities:          
Change in deferred income taxes       234  
As Previously Reported
          
Revised unaudited condensed consolidated balance sheet amounts          
Deferred tax assets   3,572   3,572  
Total current assets   94,749   94,749  
Deferred tax assets, non-current   6,381   6,381  
Total assets   180,503   180,503  
Accrued expenses and other liabilities   10,020   10,020  
Total current liabilities   26,029   26,029  
Total liabilities   56,892   56,892  
Accumulated deficit   (44,096)   (44,096)  
Total common stockholders' equity   123,457   123,457  
Total stockholders' equity   123,611   123,611  
Total liabilities and stockholders' equity   180,503   180,503  
Revised unaudited condensed consolidated statements of operations amounts          
Income tax expense   213   873  
Net income   1,975   2,978  
Net income attributable to Boingo Wireless, Inc.   1,830   2,696  
Net income attributable to common stockholders   1,392   1,063  
Net income per share attributable to common stockholders-Basic (in dollars per share)   $ 0.06   $ 0.06  
Net income per share attributable to common stockholders-Diluted (in dollars per share)   $ 0.05   $ 0.05  
Revised unaudited condensed consolidated statements of cash flow amounts          
Net income   1,975   2,978  
Adjustments to reconcile net income including non-controlling interests to net cash provided by operating activities:          
Change in deferred income taxes       316  
Adjustment
          
Revised unaudited condensed consolidated balance sheet amounts          
Deferred tax assets   (1,978)   (1,978)  
Total current assets   (1,978)   (1,978)  
Deferred tax assets, non-current   1,843   1,843  
Total assets   (135)   (135)  
Accrued expenses and other liabilities   1,128   1,128  
Total current liabilities   1,128   1,128  
Total liabilities   1,128   1,128  
Accumulated deficit   (1,263)   (1,263)  
Total common stockholders' equity   (1,263)   (1,263)  
Total stockholders' equity   (1,263)   (1,263)  
Total liabilities and stockholders' equity   (135)   (135)  
Revised unaudited condensed consolidated statements of operations amounts          
Income tax expense   99   (82)  
Net income   (99)   82  
Net income attributable to Boingo Wireless, Inc.   (99)   82  
Net income attributable to common stockholders   (99)   82  
Net income per share attributable to common stockholders-Basic (in dollars per share)       $ 0.01  
Revised unaudited condensed consolidated statements of cash flow amounts          
Net income   (99)   82  
Adjustments to reconcile net income including non-controlling interests to net cash provided by operating activities:          
Change in deferred income taxes       $ (82)