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Note 10 - Stock-based Compensation (Tables)

9 Months Ended

Sep. 29, 2024

Notes Tables

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

		Three Months Ended								Nine Months Ended
		September 29, 2024				October 1, 2023				September 29, 2024				October 1, 2023
Cost of revenue		$	180			$	73			$	505			$	239
Research and development			323				171				877				513
Selling, general and administrative			645				372				2,131				1,165
Total		$	1,148			$	616			$	3,513			$	1,917

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

		Shares Available for Grants
Balance at December 31, 2023			595
Restricted stock units (RSUs) granted			(596	)
PSUs/RSUs forfeited or expired			51
Options expired			6
Balance at September 29, 2024			56

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

						Weighted				Weighted
						Average				Average				Aggregate
		Number of				Exercise				Remaining				Intrinsic
		Shares				Price				Term				Value
		(in thousands)								(in years)				(in thousands)
Balance outstanding at December 31, 2023			60			$	19.45
Forfeited or expired			(6	)		$	51.19
Balance outstanding, exercisable, and vested at September 29, 2024			54			$	15.64				1.76			$	—

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

		RSUs & PRSUs Outstanding
						Weighted
						Average
		Number of				Grant Date
		Shares				Fair Value
		(in thousands)
Nonvested at December 31, 2023			589			$	7.35
Granted			596				9.68
Vested and released			(332	)			9.39
Forfeited			(51	)			13.13
Nonvested at September 29, 2024			802			$	7.87

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.

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-Section 50
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