CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 94,833	$ 103,339
Accounts receivable, net of allowance for doubtful accounts of $708 as of March 31, 2013 and December 31, 2012	24,601	23,830
Prepaid expenses and other current assets	8,918	6,369
Deferred tax assets, net	2,527	2,616
Total current assets	130,879	136,154
Property and equipment, net	18,159	17,495
Intangibles, net	15,313	15,681
Goodwill	32,724	32,645
Deferred tax assets, net	4,005	4,183
Deferred implementation costs, net of current	224	240
Security deposits	669	669
Other assets	1,498	1,509
Total assets	203,471	208,576
Current liabilities:
Accounts payable	10,737	11,125
Accrued expenses	16,214	17,911
Deferred revenue	6,746	6,525
Total current liabilities	33,697	35,561
Deferred revenue, net of current	1,262	1,263
Other liabilities	1,498	1,509
Total liabilities	36,457	38,333
Commitments and contingencies
Stockholders' equity:
Preferred stock, $.001 par value per share; 5,000,000 shares authorized, 0 shares issued and outstanding at March 31, 2013 and December 31, 2012
Common stock, $.001 par value per share; 100,000,000 shares authorized, 55,567,318 shares issued and outstanding at March 31, 2013 and 55,948,924 shares issued and outstanding at December 31, 2012	56	56
Additional paid-in capital	249,283	252,320
Accumulated deficit	(82,012)	(81,780)
Accumulated other comprehensive loss	(313)	(353)
Total stockholders' equity	167,014	170,243
Total liabilities and stockholders' equity	$ 203,471	$ 208,576