Condensed Consolidated Statements of Comprehensive Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenue:
Service revenue	$ 21,389	$ 20,232	$ 62,684	$ 63,615
Software revenue	2,260	2,032	8,568	7,038
Reimbursable expenses	1,750	1,901	5,523	5,980
Total revenue	25,399	24,165	76,775	76,633
Cost of revenue:
Project and personnel costs	13,071	12,401	39,837	39,107
Software costs	921	1,051	4,577	4,709
Reimbursable expenses	1,750	1,901	5,523	5,980
Total cost of revenue	15,742	15,353	49,937	49,796
Gross profit	9,657	8,812	26,838	26,837
Operating expenses:
Selling, general and administrative	7,590	7,499	23,231	24,001
Depreciation and amortization	302	452	925	1,342
Total operating expenses	7,892	7,951	24,156	25,343
Operating income	1,765	861	2,682	1,494
Other (income) expense, net	(81)	(95)	92	10
Income before income taxes	1,846	956	2,590	1,484
Tax provision	74	163	293	382
Net income	1,772	793	2,297	1,102
Comprehensive income:
Currency translation adjustments	(2)	(8)	(23)	(20)
Total comprehensive income	$ 1,770	$ 785	$ 2,274	$ 1,082
Net income per share:
Basic net income per share of common stock	$ 0.17	$ 0.07	$ 0.21	$ 0.10
Diluted net income per share of common stock	$ 0.14	$ 0.07	$ 0.19	$ 0.10
Shares used in computing basic net income per share of common stock	10,732	11,137	10,800	11,258
Shares used in computing diluted net income per share of common stock	12,233	11,677	11,785	11,680