Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 69,778	$ 76,593
Short-term deposits	35,102	35,102
Trade receivables (net of allowance for doubtful accounts of $207 and $149 at June 30, 2015 and December 31, 2014, respectively)	28,949	37,869
Prepaid expenses and other current assets	2,768	2,962
Total current assets	136,597	152,526
Long-term assets:
Other assets	570	332
Property and equipment, net	6,426	3,989
Total long-term assets	6,996	4,321
Total assets	143,593	156,847
Current liabilities:
Trade payables	2,584	2,703
Accrued expenses and other liabilities	16,867	16,754
Deferred revenues	33,589	33,753
Total current liabilities	53,040	53,210
Long-term liabilities:
Deferred revenues	3,031	3,464
Severance pay	1,466	1,449
Other liabilities	4,820	3,698
Total long-term liabilities	9,317	8,611
Stockholders’ equity:
Common stock of $ 0.001 par value - Authorized: 200,000,000 shares at June 30, 2015 and December 31, 2014; Issued and outstanding: 24,908,121 shares at June 30, 2015 and 24,685,604 shares at December 31, 2014	25	25
Accumulated other comprehensive income (loss)	610	(326)
Additional paid-in capital	166,744	162,478
Accumulated deficit	(86,143)	(67,151)
Total stockholders’ equity	81,236	95,026
Total liabilities and stockholders’ equity	$ 143,593	$ 156,847