Summary of significant accounting policies (Tables)

9 Months Ended

Sep. 30, 2012

Summary of significant accounting policies

Schedule of revised unaudited condensed consolidated balance sheet amounts

		September 30, 2011
		As Previously Reported			Adjustment			As Revised
Deferred tax assets		$	3,572		$	(1,978	)	$	1,594
Total current assets		$	99,309		$	(1,978	)	$	97,331
Deferred tax assets, non-current		$	6,697		$	1,843		$	8,540
Total assets		$	185,432		$	(135	)	$	185,297
Accrued expenses and other liabilities		$	12,017		$	1,128		$	13,145
Total current liabilities		$	32,059		$	1,128		$	33,187
Total liabilities		$	58,752		$	1,128		$	59,880
Accumulated deficit		$	(42,434	)	$	(1,263	)	$	(43,697	)
Total common stockholders’ equity		$	126,504		$	(1,263	)	$	125,241
Total stockholders’ equity		$	126,680		$	(1,263	)	$	125,417
Total liabilities and stockholders’ equity		$	185,432		$	(135	)	$	185,297

Schedule of revised unaudited condensed consolidated statements of operations amounts

		For the Nine Months Ended September 30, 2011
		As Previously Reported			Adjustment			As Revised
Income tax expense		$	2,067		$	(82	)	$	1,985
Net income		$	4,778		$	82		$	4,860
Net income attributable to Boingo Wireless, Inc.		$	4,358		$	82		$	4,440
Net income attributable to common stockholders		$	2,725		$	82		$	2,807
Net income per share attributable to common stockholders—Basic		$	0.13		$	—		$	0.13
Net income per share attributable to common stockholders—Diluted		$	0.12		$	(0.01	)	$	0.11

Schedule of revised unaudited condensed consolidated statements of cash flow amounts

		For the Nine Months Ended September 30, 2011
		As Previously Reported			Adjustment			As Revised
Net income		$	4,778		$	82		$	4,860
Adjustments to reconcile net income including non-controlling interests to net cash provided by operating activities:
Change in deferred income taxes		$	—		$	(857	)	$	(857	)
Change in accrued expenses and other liabilities		$	(356	)	$	775		$	419