CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 71,234	$ 91,906
Accounts receivable, net of allowance for doubtful accounts of $809 and $1,165 as of June 30, 2014 and December 31, 2013, respectively	33,877	29,489
Prepaid expenses and other current assets	10,055	6,361
Deferred tax assets, net	4,104	5,426
Total current assets	119,270	133,182
Property and equipment, net	17,329	17,618
Intangibles, net	12,533	13,088
Goodwill	35,783	32,724
Deferred tax assets, net	7,397	6,243
Other assets	5,033	2,235
Total assets	197,345	205,090
CURRENT LIABILITIES:
Accounts payable	8,143	10,139
Accrued expenses	26,252	25,419
Deferred revenue	7,317	8,747
Total current liabilities	41,712	44,305
Deferred revenue, net of current	0	468
Other liabilities	891	1,264
Total liabilities	42,603	46,037
Commitments and contingencies (See Note 11)
STOCKHOLDERS’ EQUITY (See Note 12):
Common stock	54	54
Additional paid-in capital	241,878	244,621
Accumulated deficit	(87,285)	(85,279)
Accumulated other comprehensive income (loss)	95	(343)
Total stockholders’ equity	154,742	159,053
Total liabilities and stockholders’ equity	$ 197,345	$ 205,090