Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenue:
Business services	$ 247,529	$ 197,763
Implementation and other	8,620	8,671
Total revenue	256,149	206,434
Expense:
Direct operating	105,389	84,557
Selling and marketing	57,590	53,365
Research and development	25,147	23,728
General and administrative	40,925	36,212
Depreciation and amortization	26,774	20,352
Total expense	255,825	218,214
Operating income (loss)	324	(11,780)
Other (expense) income:
Interest expense	(1,930)	(1,059)
Other income	42	44
Total other (expense) income	(1,888)	(1,015)
Loss before income tax benefit	(1,564)	(12,795)
Income tax benefit	731	3,963
Net loss	$ (833)	$ (8,832)
Net loss per share - Basic (in dollars per share)	$ (0.02)	$ (0.23)
Net loss per share - Diluted (in dollars per share)	$ (0.02)	$ (0.23)
Weighted average shares used in computing net loss per share:
Basic (shares)	39,034	38,278
Diluted (shares)	39,034	38,278