Consolidated Statements Of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Total revenues	$ 472,184	$ 476,095	$ 355,561
Operating expenses:
Cost of revenues (excluding amortization of internal use software)	154,804	173,661	129,046
Technology and development	53,079	56,362	44,719
Sales and marketing	73,092	64,111	57,083
General and administrative	101,577	72,150	60,324
Amortization and impairment	41,456	37,890	37,175
Employee termination and other charges	3,792	1,489	1,147
Total operating expenses	427,800	405,663	329,494
Income from operations	44,384	70,432	26,067
Other income (expense):
Interest income	5,849	1,147	406
Interest expense	(10,087)	(7,293)	(2,717)
Other income (expense), net	(31)	(316)	1,075
Income before income taxes	40,115	63,970	24,831
Income tax provision	(14,145)	(9,583)	(8,929)
Net income	$ 25,970	$ 54,387	$ 15,902
Net income per share:
Basic (in dollars per share)	$ 0.65	$ 1.41	$ 0.44
Diluted (in dollars per share)	$ 0.64	$ 1.38	$ 0.43
Shares used in computing net income per share:
Basic (in shares)	39,846	38,447	36,404
Diluted (in shares)	40,434	39,415	37,210
Healthcare
Total revenues	$ 274,861	$ 274,815	$ 195,108
COBRA
Total revenues	106,161	111,607	73,765
Commuter
Total revenues	75,936	72,874	70,215
Other
Total revenues	$ 15,226	$ 16,799	$ 16,473