Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net income (loss):	$ (11,878)	$ (23,183)	$ 396
Depreciation	2,887	3,190	3,184
Amortization of intangible assets	1,996	4,371	3,801
Impairment of long-lived assets	0	3,556	0
Equity-based compensation	16,198	14,505	13,055
Realized loss (gain), net on sale of available-for-sale marketable securities	(90)	55	(13)
Amortization of premiums (discounts) on available-for-sale marketable securities	(124)	397	420
Unrealized foreign exchange (gain) loss, net	(560)	(351)	1,163
Gain on sale of Intrinsix, gross (see note 1)	(11,557)	0	0
Remeasurement of marketable equity securities	2	2,511	(1,983)
Changes in operating assets and liabilities:
Trade receivables, net	(25)	(3,749)	5,842
Prepaid expenses and other assets	(4,850)	(1,126)	3,604
Operating lease right-of-use assets	3,305	(1,456)	225
Accrued interest on bank deposits	(237)	144	(65)
Deferred taxes, net	6,684	7,811	(6,305)
Trade payables	(818)	511	404
Deferred revenues	(27)	(5,493)	5,053
Accrued expenses and other payables	(182)	333	(1,737)
Accrued payroll and related benefits	(3,737)	984	(875)
Operating lease liability	(3,273)	1,504	(232)
Income taxes payable	67	2,127	189
Accrued severance pay, net	(112)	283	(322)
Net cash provided by (used in) operating activities	(6,331)	6,924	25,804
Cash flows from investing activities:
Business combination (see note 1)	(3,600)	0	(29,891)
Purchase of property and equipment	(2,884)	(3,499)	(2,193)
Proceeds from the sale of Intrinsix, net (see note 1)	30,589	0	0
Investment in bank deposits	(2,000)	(14,000)	(1,500)
Proceeds from bank deposits	6,000	30,885	19,989
Investment in available-for-sale marketable securities	(40,026)	(49,873)	(39,192)
Proceeds from maturity of available-for-sale marketable securities	10,340	18,196	26,043
Proceeds from sale of available-for-sale marketable securities	12,417	3,175	10,035
Net cash provided by (used in) investing activities	10,836	(15,116)	(16,709)
Cash flows from financing activities:
Purchase of treasury stock	(6,163)	(6,785)	0
Proceeds from exercise of stock-based awards	3,393	3,479	3,242
Net cash provided by (used in) financing activities	(2,770)	(3,306)	3,242
Effect of exchange rate changes on cash and cash equivalents	267	(370)	(327)
Increase (decrease) in cash and cash equivalents	2,002	(11,868)	12,010
Cash and cash equivalents at the beginning of the year	21,285	33,153	21,143
Cash and cash equivalents at the end of the year	23,287	21,285	33,153
Supplemental information of cash-flows activities:
Income and withholding taxes	7,398	10,193	9,183
Non-cash transactions:
Property and equipment purchases incurred but unpaid at the end of the year	25	25	59
Right-of-use assets obtained in the exchange for operating lease liabilities	1,100	5,009	2,679
Cash and cash equivalents in the Consolidated Balance Sheets	23,287	20,116	32,642
Cash and cash equivalents included in assets of discontinued operation	0	1,169	511
Total cash and cash equivalents in the Consolidated Statements of Cash Flows	$ 23,287	$ 21,285	$ 33,153