Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Condensed Consolidated Statements of Operations
Revenue	$ 23,134	$ 24,187
Costs and operating expenses:
Network access	9,670	9,855
Network operations	3,951	3,454
Development and technology	3,136	2,658
Selling and marketing	2,990	2,251
General and administrative	4,490	3,327
Amortization of intangible assets	399	235
Total costs and operating expenses	24,636	21,780
(Loss) income from operations	(1,502)	2,407
Interest and other income, net	47	56
(Loss) income before income taxes	(1,455)	2,463
Income tax (benefit) expense	(467)	658
Net (loss) income	(988)	1,805
Net income attributable to non-controlling interests	133	148
Net (loss) income attributable to common stockholders	$ (1,121)	$ 1,657
Net (loss) income per share attributable to common stockholders:
Basic (in dollars per share)	$ (0.03)	$ 0.05
Diluted (in dollars per share)	$ (0.03)	$ 0.05
Weighted average shares used in computing net (loss) income per share attributable to common stockholders:
Basic (in shares)	35,597	33,969
Diluted (in shares)	35,597	36,632