Note 1 - Organization and Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Disposal Groups, Including Discontinued Operations [Table Text Block]

	December 31, 2022
Assets of discontinued operation
Current assets of discontinued operation:
Cash and cash equivalents	$	1,169
Trade receivables		1,420
Prepaid expenses and other current assets		107
Total current assets of discontinued operation		2,696
Long-term assets of discontinued operation:
Deferred tax assets		115
Property and equipment, net		475
Operating lease right-of-use assets		1,798
Goodwill		17,983
Intangible assets, net		4,288
Total long-term assets of discontinued operation		24,659
Total assets of discontinued operation	$	27,355
Liabilities of discontinued operation
Current liabilities of discontinued operation:
Trade payables	$	136
Deferred revenues		70
Accrued expenses and other payables		115
Accrued payroll and related benefits		969
Operating lease liabilities		302
Total current liabilities of discontinued operation		1,592
Long-term liabilities of discontinued operation:
Operating lease liabilities		1,496
Total long-term liabilities of discontinued operation		1,496
Total liabilities of discontinued operation	$	3,088

	Year Ended December 31,
	2021			2022			2023
Revenues	$	8,874		$	14,065		$	7,909
Cost of revenues		6,449			11,921			4,976
Gross profit		2,425			2,144			2,933
Operating expenses:
Research and development, net		3,415			8,184			5,489
Sales and marketing		628			1,427			662
General and administrative		1,506			1,139			757
Amortization of intangible assets		408			699			373
Total operating expenses		5,957			11,449			7,281
Operating loss		(3,532	)		(9,305	)		(4,348	)
Financial income, net		—			—			3
Gain on sale		—			—			10,892
Total gain (loss) from discontinued operations before taxes on income		(3,532	)		(9,305	)		6,547
Income tax benefit		(1,531	)		—			(12	)
Net income (loss) from discontinued operations	$	(2,001	)	$	(9,305	)	$	6,559

Gross purchase price	$	35,154
Transaction costs		(690	)
Net assets sold		(23,572	)
Total gain on sale	$	10,892

Cash and cash equivalents	$	525
Trade receivables		931
Prepaid expenses and other current assets		354
Operating lease right-of-use assets		1,590
Property and equipment, net		364
Goodwill		18,463
Intangible assets, net		3,323
Trade payables		(44	)
Deferred revenues		(123	)
Accrued payroll and related benefits		(221	)
Operating lease liabilities		(1,590	)
Total net assets sold	$	23,572

	Year Ended December 31,
	2021			2022			2023
Net cash flows used in operating activities (*)	$	(3,092	)	$	(3,116	)	$	(2,235	)
Net cash flows (used in) provided by investing activities	$	(29,997	)	$	(436	)	$	29,919

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

Intangible assets:
Technologies	$	1,174
Customer relationships		432
Goodwill		1,994
Total assets	$	3,600

Schedule of Property, Plant and Equipment, Annual Depreciation Rates [Table Text Block]

	%
Computers, software and equipment	15	-	33
Office furniture and equipment	7	-	33
Leasehold improvements	10	-	33
	(the shorter of the expected lease term or useful economic life)

Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]

	2021					2022					2023
Expected dividend yield			0	%				0	%				0	%
Expected volatility	39	%	-	60	%	38	%	-	50	%	45	%	-	47	%
Risk-free interest rate	0.1	%	-	1.7	%	0.5	%	-	3.0	%	4.8	%	-	5.5	%
Expected forfeiture				0	%			0	%				0	%
Contractual term of up to (in months)	6					6					6

Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

	Year ended December 31,
	2021		2022		2023
Cost of revenue	$	513	$	687	$	826
Research and development, net		7,187		8,259		9,133
Sales and marketing		1,608		1,503		1,776
General and administrative		3,291		2,888		3,795
Total equity-based compensation expense from continuing operations		12,599		13,337		15,530
Equity-based compensation expense included in discontinued operations		456		1,168		668
Total equity-based compensation expense	$	13,055	$	14,505	$	16,198

Financing Receivable, Allowance for Credit Loss [Table Text Block]

	Balance at beginning of period		Additions		Deduction			Balance at end of period
Year ended December 31, 2023
Allowance for credit losses	$	313	$	—	$	(25	)	$	288
Year ended December 31, 2022
Allowance for credit losses	$	288	$	25	$	—		$	313
Year ended December 31, 2021
Allowance for credit losses	$	300	$	152	$	(164	)	$	288

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Year ended December 31,
	2021			2022			2023
Numerator:
Net income (loss) from continuing operations	$	2,397		$	(13,878	)	$	(18,437	)
Net income (loss) from discontinued operations		(2,001	)		(9,305	)		6,559
Net income (loss)	$	396		$	(23,183	)	$	(11,878	)
Denominator (in thousands):
Basic weighted-average common stock outstanding		22,819			23,172			23,484
Effect of stock-based awards		432			—			—
Diluted weighted-average common stock outstanding		23,251			23,172			23,484
Basic net income (loss) per share from continuing operations	$	0.11		$	(0.60	)	$	(0.79	)
Basic net income (loss) per share from discontinued operations	$	(0.09	)	$	(0.40	)	$	0.28
Basic net income (loss) per share	$	0.02		$	(1.00	)	$	(0.51	)
Diluted net income (loss) per share from continuing operations	$	0.10		$	(0.60	)	$	(0.79	)
Diluted net income (loss) per share from discontinued operations	$	(0.08	)	$	(0.40	)	$	0.28
Diluted net income (loss) per share	$	0.02		$	(1.00	)	$	(0.51	)