CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Net revenue:
Local online advertising	$ 78,358	$ 70,239	$ 65,941
National online advertising	37,429	38,945	35,764
Local online advertising	115,787	109,184	101,705
Transactions	27,106	22,819	14,700
Publishing and other	17,663	20,113	24,361
Merchandise	0	0	878
Total net revenue	160,556	152,116	141,644
Cost of revenue:
Online advertising	4,564	3,665	2,235
Publishing and other	5,960	6,089	7,271
Merchandise	0	0	881
Total cost of revenue	10,524	9,754	10,387
Gross profit	150,032	142,362	131,257
Operating expenses:
Product and content development	45,180	43,874	39,505
Sales and marketing	53,093	49,738	43,385
General and administrative	30,797	24,494	25,321
Depreciation and amortization	6,772	6,390	5,810
Total operating expenses	135,842	124,496	114,021
Income from operations	14,190	17,866	17,236
(Loss) gain in equity interests	(1,243)	(328)	520
Interest and other income (expense), net	612	146	(4,023)
Income before income taxes	13,559	17,684	13,733
Income tax expense	8,025	5,564	8,269
Net income	$ 5,534	$ 12,120	$ 5,464
Net income per share:
Basic (usd per share)	$ 0.22	$ 0.48	$ 0.22
Diluted (usd per share)	$ 0.22	$ 0.47	$ 0.21
Weighted average number of shares used in calculating net earnings per share:
Basic (shares)	25,018	25,314	25,164
Diluted (shares)	25,322	25,640	25,530
Restricted stock
Weighted average number of shares used in calculating net earnings per share:
Dilutive securities (shares)	264	306	352
Employee Stock Purchase Program
Weighted average number of shares used in calculating net earnings per share:
Dilutive securities (shares)	2	0	1
Options
Weighted average number of shares used in calculating net earnings per share:
Dilutive securities (shares)	38	20	13