INTERIM CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 19,998	$ 18,909
Short term bank deposits	40,953	30,767
Marketable securities	58,930	48,266
Trade receivables, net	17,250	4,068
Prepaid expenses and other current assets	2,945	4,017
Total current assets	140,076	106,027
Long term bank deposits	25,135	41,334
Severance pay fund	8,072	7,297
Deferred tax assets	2,116	1,628
Property and equipment, net	4,831	3,731
Goodwill	46,612	46,612
Intangible assets, net	3,287	4,214
Other long-term assets	4,358	1,806
Total long-term assets	94,411	106,622
Total assets	234,487	212,649
Current liabilities:
Trade payables	1,116	693
Deferred revenues	4,032	2,763
Accrued expenses and other payables	4,490	3,633
Accrued payroll and related benefits	11,641	11,894
Total current liabilities	21,279	18,983
Long term liabilities:
Accrued severance pay	8,533	7,571
Total long-term liabilities	8,533	7,571
Stockholders' equity:
Preferred Stock: $0.001 par value: 5,000,000 shares authorized; none issued and outstanding
Common Stock: $0.001 par value: 60,000,000 shares authorized; 23,595,160 shares issued at September 30, 2016 and December 31, 2015. 21,221,631 and 20,529,933 shares outstanding at September 30, 2016 and December 31, 2015, respectively	21	21
Additional paid in-capital	210,519	208,744
Treasury stock at cost (2,373,529 and 3,065,227 shares of common stock at September 30, 2016 and December 31, 2015, respectively)	(40,390)	(51,798)
Accumulated other comprehensive income (loss)	33	(419)
Retained earnings	34,492	29,547
Total stockholders' equity	204,675	186,095
Total liabilities and stockholders' equity	$ 234,487	$ 212,649