CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 96,661	$ 88,509
Accounts receivable, net	18,011	20,475
Prepaid expenses and other current assets	5,353	5,341
Total current assets	120,025	114,325
Long-term restricted cash	2,598	2,598
Property and equipment, net	12,514	13,251
Intangibles assets, net	4,387	4,817
Goodwill	47,396	47,396
Deferred tax assets, net	10,888	11,578
Investments	2,538	2,719
Other assets	44	57
Total assets	200,390	196,741
Current liabilities:
Employee-related Liabilities, Current	4,413	5,826
Accounts payable and accrued expenses	6,751	6,337
Deferred revenue	15,681	18,640
Total current liabilities	26,845	30,803
Deferred rent	4,148	4,486
Other liabilities	1,990	1,985
Total liabilities	32,983	37,274
Commitments and contingencies (Note 4)
Stockholders’ equity:
Preferred stock, $0.001 par value; 5,000,000 shares authorized and 0 shares issued and outstanding as of June 30, 2016 and December 31, 2015, respectively	0	0
Common stock, $0.01 par value; 100,000,000 shares authorized and 26,476,396 and 26,235,824 shares issued and outstanding at June 30, 2016 and December 31, 2015, respectively	265	264
Additional paid-in-capital	175,573	173,564
Accumulated deficit	(8,431)	(14,361)
Total stockholders’ equity	167,407	159,467
Total liabilities and stockholders’ equity	$ 200,390	$ 196,741