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Note 11 - Common Stock and Stock-based Compensation Plans (Tables)

6 Months Ended

Jun. 30, 2024

Notes Tables

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

		Number of options				Weighted average exercise price				Weighted average remaining contractual term				Aggregate intrinsic value
Outstanding as of December 31, 2023			99,425			$	20.74				2.5			$	316
Granted			10,600				19.61
Exercised			(26,000	)			14.77
Forfeited or expired			—				—
Outstanding as of June 30, 2024 (unaudited)			84,025			$	22.45				3.2			$	0
Exercisable as of June 30, 2024 (unaudited)			54,000			$	23.30				1.5			$	0

Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]

		Number of RSUs and PSUs				Weighted Average Grant- Date Fair Value
Unvested as of December 31, 2023			1,281,751			$	24.97
Granted			693,378				18.18
Vested			(286,976	)			32.22
Forfeited or expired			(142,032	)			20.58
Unvested as of June 30, 2024 (unaudited)			1,546,121			$	20.97

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

		Six months ended June 30,								Three months ended June 30,
		2024 (unaudited)				2023 (unaudited)				2024 (unaudited)				2023 (unaudited)
Cost of revenue		$	394			$	420			$	191			$	214
Research and development, net			4,445				4,446				2,438				2,344
Sales and marketing			816				827				451				449
General and administrative			1,816				1,758				820				897
Total equity-based compensation expense from continuing operations			7,471				7,451				3,900				3,904
Equity-based compensation expense included in discontinued operations			—				613				—				301
Total equity-based compensation expense		$	7,471			$	8,064			$	3,900			$	4,205

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

		Six months ended June 30
		2024 (unaudited)				2023 (unaudited)
Expected dividend yield			0	%			0	%
Expected volatility			46	%			45	%
Risk-free interest rate			5.3	%			4.8	%
Contractual term of up to (months)			6				6

X

- Definition

Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

+ References

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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-Publisher FASB
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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

+ References

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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