Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 41,688	$ 49,241
Short-term deposits	70,353	57,103
Trade receivables (net of allowance for doubtful accounts of $349 and $156 at September 30, 2016 and December 31, 2015, respectively)	30,125	47,436
Prepaid expenses and other current assets	3,932	2,622
Total current assets	146,098	156,402
Long-term assets:
Other assets	545	477
Property and equipment, net	9,231	8,265
Total long-term assets	9,776	8,742
Total assets	155,874	165,144
Current liabilities:
Trade payables	944	2,612
Accrued expenses and other liabilities	22,197	23,029
Deferred revenues	46,434	45,675
Total current liabilities	69,575	71,316
Long-term liabilities:
Deferred revenues	2,739	3,096
Severance pay	1,556	1,528
Other liabilities	5,681	5,617
Total long-term liabilities	9,976	10,241
Stockholders’ equity:
Common stock of $0.001 par value - Authorized: 200,000,000 shares at September 30, 2016 and December 31, 2015; Issued and outstanding: 26,668,745 shares at September 30, 2016 and 26,069,154 shares at December 31, 2015	27	26
Accumulated other comprehensive income (loss)	379	(331)
Additional paid-in capital	185,583	172,326
Accumulated deficit	(109,666)	(88,434)
Total stockholders’ equity	76,323	83,587
Total liabilities and stockholders’ equity	$ 155,874	$ 165,144