Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 16,651	$ 10,333
Accounts receivable, net of allowance of $250 and $300, respectively	18,281	23,307
Prepaid expenses and other current assets	1,418	763
Total current assets	36,350	34,403
Property and equipment, net	1,949	2,429
Intangible assets, net	1,194	2,079
Goodwill	12,049	12,049
Other assets	247	238
Total assets	51,789	51,198
Current liabilities:
Accounts payable	593	1,858
Accrued liabilities	14,280	13,934
Accrued contingent earnout consideration		126
Deferred revenue	2,969	1,569
Capital lease obligations, current		52
Total current liabilities	17,842	17,539
Other liabilities	1,272	1,841
Accrued contingent earnout consideration		105
Total liabilities	19,114	19,485
Commitments and contingencies (Note 14)
Stockholders' equity:
Preferred stock, $0.01 par value; 2,000 shares authorized, no shares issued or outstanding
Common stock, $0.01 par value; 48,000 shares authorized, 29,736 shares issued and 10,897 and 11,311 shares outstanding as of December 31, 2012 and 2011, respectively	297	297
Paid-in capital	213,238	213,282
Treasury stock, at cost, 18,839 and 18,425 shares at December 31, 2012 and 2011, respectively	(125,806)	(125,389)
Accumulated other comprehensive loss	(123)	(99)
Accumulated deficit	(54,931)	(56,378)
Total stockholders' equity	32,675	31,713
Total liabilities and stockholders' equity	$ 51,789	$ 51,198