CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenues:
Lead fees	$ 130,684	$ 120,678	$ 100,744
Advertising	24,508	10,534	4,171
Other revenues	1,492	2,014	1,363
Total revenues	156,684	133,226	106,278
Cost of revenues	98,771	81,586	64,465
Gross profit	57,913	51,640	41,813
Operating expenses:
Sales and marketing	18,118	15,956	14,404
Technology support	13,986	11,740	8,014
General and administrative	14,663	13,189	11,538
Depreciation and amortization	5,068	3,106	1,858
Litigation settlements	(50)	(108)	(143)
Total operating expenses	51,785	43,883	35,671
Operating income	6,128	7,757	6,142
Interest and other income (expense), net	558	322	(694)
Income before income tax provision	6,686	8,079	5,448
Income tax provision (benefit)	2,815	3,433	2,037
Net income and comprehensive income	$ 3,871	$ 4,646	$ 3,411
Basic income per common share	$ 0.36	$ 0.47	$ 0.38
Diluted income per common share	$ 0.29	$ 0.37	$ 0.32