Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 525	$ 309
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	804	932
Share-based compensation expense	838	706
Deferred income taxes	17
Fair value adjustment of contingent earnout consideration		15
Changes in operating accounts:
Accounts receivable	(5,581)	(4,432)
Prepaid expenses and other current assets	(188)	(509)
Accounts payable	1,745	(703)
Accrued liabilities and other liabilities	(1,770)	696
Deferred revenue	59	2,478
Net cash used in operating activities	(3,551)	(508)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of intellectual property	(200)
Capitalization of product development costs	(152)	(205)
Purchases of property and equipment	(179)	(199)
Net cash used in investing activities	(531)	(404)
CASH FLOW FROM FINANCING ACTIVITES:
Payments on capital leases		(52)
Purchases of treasury stock	(1,513)	(710)
Proceeds from employee stock plans and stock option exercises	416	240
Net cash used in financing activities	(1,097)	(522)
Effects of exchange rates on cash	(5)	(6)
Net decrease in cash and cash equivalents	(5,184)	(1,440)
CASH AND CASH EQUIVALENTS, beginning of period	16,651	10,333
CASH AND CASH EQUIVALENTS, end of period	11,467	8,893
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Cash paid for income taxes	66	278
Issuance of restricted stock awards	$ 1,051