Interim Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities:
Net loss	$ (2,819)	$ (3,315)
Adjustments required to reconcile net loss to net cash provided by operating activities:
Depreciation	1,594	1,636
Amortization of intangible assets	2,335	1,383
Equity-based compensation	6,692	6,104
Realized loss (gain), net on sale of available-for-sale marketable securities	21	(15)
Amortization of premiums on available-for-sale marketable securities	232	233
Unrealized foreign exchange loss	148	371
Remeasurement of marketable equity securities	1,816	(0)
Changes in operating assets and liabilities:
Trade receivables	(516)	6,479
Prepaid expenses and other assets	(1,124)	566
Operating lease right-of-use assets	1,060	841
Accrued interest on bank deposits	124	82
Deferred tax, net	(3,663)	(2,205)
Trade payables	460	971
Deferred revenues	(4,115)	774
Accrued expenses and other payables	747	(188)
Accrued payroll and related benefits	(490)	(4,127)
Operating lease liability	(1,062)	(875)
Accrued severance pay, net	271	(284)
Net cash provided by operating activities	1,711	8,431
Cash flows from investing activities:
Acquisition of subsidiary, net of cash acquired	0	(30,364)
Purchase of property and equipment	(2,103)	(1,260)
Investment in bank deposits	(12,000)	0
Proceeds from bank deposits	19,385	14,489
Investment in available-for-sale marketable securities	(27,260)	(14,445)
Proceeds from maturity of available-for-sale marketable securities	6,796	17,323
Proceeds from sale of available-for-sale marketable securities	2,926	10,035
Net cash used in investing activities	(12,256)	(4,222)
Cash flows from financing activities:
Purchase of treasury stock	(4,457)	0
Proceeds from exercise of stock-based awards	1,720	1,577
Net cash provided by (used in) financing activities	(2,737)	1,577
Effect of exchange rate changes on cash and cash equivalents	(582)	(223)
Increase (decrease) in cash and cash equivalents	(13,864)	5,563
Cash and cash equivalents at the beginning of the period	33,153	21,143
Cash and cash equivalents at the end of the period	19,289	26,706
Supplemental information of cash-flow activities:
Income and withholding taxes	4,977	4,711
Non-cash transactions:
Property and equipment purchases incurred but unpaid at period end	336	100
Right-of-use assets obtained in the exchange for operating lease liabilities	$ 444	$ 578