Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Condensed Consolidated Statements of Operations
Revenue	$ 58,754	$ 64,707	$ 177,312	$ 199,734
Costs and operating expenses:
Network access	28,458	29,155	85,102	90,368
Network operations	12,907	13,682	39,743	42,073
Development and technology	6,277	8,182	19,760	25,534
Selling and marketing	4,903	5,721	16,334	17,782
General and administrative	5,878	5,021	19,917	20,330
Amortization of intangible assets	1,060	1,103	3,276	3,365
Total costs and operating expenses	59,483	62,864	184,132	199,452
(Loss) income from operations	(729)	1,843	(6,820)	282
Interest expense and amortization of debt discount	(2,282)	(2,191)	(7,404)	(6,741)
Interest income and other expense, net	101	388	476	1,600
(Loss) income before income taxes	(2,910)	40	(13,748)	(4,859)
Income tax expense	(109)	(143)	(225)	(254)
Net loss	(3,019)	(103)	(13,973)	(5,113)
Net (loss) income attributable to non-controlling interests	(108)	84	(589)	11
Net loss attributable to common stockholders	$ (2,911)	$ (187)	$ (13,384)	$ (5,124)
Net loss per share attributable to common stockholders:
Basic (in dollars per share)	$ (0.07)	$ 0.00	$ (0.30)	$ (0.12)
Diluted (in dollars per share)	$ (0.07)	$ 0.00	$ (0.30)	$ (0.12)
Weighted average shares used in computing net loss per share attributable to common stockholders:
Basic (in shares)	44,505	44,136	44,390	43,904
Diluted (in shares)	44,505	44,136	44,390	43,904