Interim Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net loss	$ (1,185)	$ (2,297)
Adjustments required to reconcile net loss to net cash provided by operating activities:
Depreciation	809	702
Amortization of intangible assets	653	289
Equity-based compensation	3,107	2,416
Realized loss, net on sale of available-for-sale marketable securities	2	24
Amortization of premiums on available-for-sale marketable securities	105	156
Unrealized foreign exchange (gain) loss	(74)	107
Changes in operating assets and liabilities:
Trade receivables	3,375	6,802
Prepaid expenses and other assets	(1,595)	(3,119)
Operating lease right-of-use assets	458	284
Accrued interest on bank deposits	439	(342)
Deferred tax, net	(1,016)	(371)
Trade payables	140	124
Deferred revenues	392	(782)
Accrued expenses and other payables	(526)	(551)
Accrued payroll and related benefits	1,640	1,429
Operating lease liability	(436)	(298)
Accrued severance pay, net	129	95
Net cash provided by operating activities	6,417	4,668
Cash flows from investing activities:
Acquisition of business	(204)
Purchase of property and equipment	(790)	(623)
Investment in bank deposits	(8,893)	(3,846)
Proceeds from bank deposits	10,893
Investment in available-for-sale marketable securities	(13,108)	(5,028)
Proceeds from maturity of available-for-sale marketable securities	5,426	2,917
Proceeds from sale of available-for-sale marketable securities	3,757	2,476
Net cash used in investing activities	(2,919)	(4,104)
Cash flows from financing activities:
Purchase of treasury stock	(4,780)	(2,536)
Proceeds from exercise of stock-based awards	1,416	1,163
Net cash used in financing activities	(3,364)	(1,373)
Effect of exchange rate changes on cash and cash equivalents	(34)	18
Increase (decrease) in cash and cash equivalents	100	(791)
Cash and cash equivalents at the beginning of the period	22,803	22,260
Cash and cash equivalents at the end of the period	22,903	21,469
Supplemental information of cash-flow activities:
Income and withholding taxes	1,084	1,868
Non-cash transactions:
Property and equipment purchases incurred but unpaid at period end	$ 84