Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Revenues	$ 33,728	$ 36,307	$ 109,665	$ 118,949
Cost of revenues	4,742	4,813	14,496	14,534
Gross profit	28,986	31,494	95,169	104,415
Operating expenses:
Sales and marketing	19,089	21,570	61,881	62,782
Product development	2,917	3,108	9,212	8,370
General and administrative	6,120	7,220	17,906	21,399
Unexchanged promotional shares	0	(2,250)	0	(5,750)
Total operating expenses	28,126	29,648	88,999	86,801
Income from operations	860	1,846	6,170	17,614
Other income (loss)	(202)	95	(866)	439
Income before income taxes	658	1,941	5,304	18,053
Income taxes	(8,199)	158	(5,125)	4,905
Net income	$ 8,857	$ 1,783	$ 10,429	$ 13,148
Basic net income per share (in dollars per share)	$ 0.60	$ 0.12	$ 0.71	$ 0.89
Diluted net income per share (in dollars per share)	$ 0.60	$ 0.12	$ 0.71	$ 0.88
Shares used in computing basic net income per share	14,730	14,730	14,730	14,781
Shares used in computing diluted net income per share	14,730	14,771	14,730	14,923