Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenue:
Service revenue	$ 77,254	$ 137,711	$ 195,269
Product revenue	48,715	34,718	14,142
Total revenue	125,969	172,429	209,411
Operating expenses:
Service costs (exclusive of amortization of intangible assets shown separately below)	37,289	43,325	51,274
Product costs	33,769	26,058	9,882
Sales and marketing	20,319	20,046	36,275
Product development	24,313	29,387	32,185
General and administrative	38,344	50,179	53,014
Goodwill impairment charge	0	232,270
Amortization of intangible assets	18,706	38,316	36,519
Total operating expenses	172,740	439,581	219,149
Loss from operations	(46,771)	(267,152)	(9,738)
Interest income	361	328	5
Interest expense	(143)	(4,692)	(1,642)
Other income, net	3,107	654	13
Loss from continuing operations before income taxes	(43,446)	(270,862)	(11,362)
Income tax (expense) benefit	(55)	14,713	(2,856)
Net loss from continuing operations	(43,501)	(256,149)	(14,218)
Net loss from discontinued operations		(11,208)	(5,956)
Net loss	$ (43,501)	$ (267,357)	$ (20,174)
Earnings (Loss) per share - basic and diluted
Net loss from continuing operations	$ (2.18)	$ (13.66)	$ (0.80)
Net loss from discontinued operations		(0.60)	(0.34)
Net loss per share	$ (2.18)	$ (14.26)	$ (1.14)
Weighted average number of shares - basic and diluted	19,938	18,745	17,707