Interim Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 19,289	$ 33,153
Short-term bank deposits	15,787	31,410
Marketable securities	102,972	90,298
Trade receivables (net of allowance for credit losses of $288 as of June 30, 2022 and December 31, 2021)	27,962	27,449
Prepaid expenses and other current assets	7,562	6,670
Total current assets	173,572	188,980
Long-term assets:
Bank deposits	8,052	0
Severance pay fund	8,604	10,175
Deferred tax assets, net	20,629	15,850
Property and equipment, net	7,610	6,765
Operating lease right-of-use assets	7,767	8,827
Goodwill	74,777	74,777
Intangible assets, net	12,272	14,607
Investments in marketable equity securities	1,103	2,919
Other long-term assets	5,021	5,759
Total long-term assets	145,835	139,679
Total assets	319,407	328,659
Current liabilities:
Trade payables	2,241	1,464
Deferred revenues	4,546	8,661
Accrued expenses and other payables	5,400	4,030
Accrued payroll and related benefits	16,713	18,011
Operating lease liabilities	2,689	3,274
Total current liabilities	31,589	35,440
Long-term liabilities:
Accrued severance pay	9,182	10,551
Operating lease liabilities	4,329	5,130
Other accrued liabilities	592	806
Total long-term liabilities	14,103	16,487
Stockholders’ equity:
Preferred stock:$0.001 par value: 5,000,000 shares authorized; none issued and outstanding	0	0
Common Stock: $0.001 par value: 45,000,000 shares authorized; 23,595,160 shares issued at March 31, 2022 and December 31, 2021. 23,204,274 and 22,984,552 shares outstanding at March 31, 2022 and December 31, 2021, respectively	23	23
Additional paid in-capital	237,379	235,386
Treasury stock at cost (457,403 and 610,608 shares of common stock at June 30, 2022 and December 31, 2021, respectively)	(11,691)	(13,790)
Accumulated other comprehensive loss	(4,525)	(372)
Retained earnings	52,529	55,485
Total stockholders’ equity	273,715	276,732
Total liabilities and stockholders’ equity	$ 319,407	$ 328,659