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Note 7 - Goodwill and Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Schedule of Goodwill [Table Text Block]

		Year ended December 31,
		2023				2024
Balance as of January 1,		$	74,777			$	58,308
Acquisition			1,994				—
Sale of Intrinsix (see note 1)			(18,463	)			—
Balance as of December 31,		$	58,308			$	58,308

Schedule of Finite-Lived Intangible Assets [Table Text Block]

		Weighted average amortization period (years)				Gross carrying amount				Accumulated amortization				Net				Gross carrying amount				Accumulated amortization				Net
Intangible assets –amortizable:
Intangible assets related to the acquisition of VisiSonics business
Customer relationships			4.0			$	432			$	72			$	360			$	432			$	180			$	252
Technologies			5.0				1,174				157				1,017				1,174				391				783
Intangible assets related to the acquisition of Hillcrest Labs business
Customer relationships			4.4				3,518				3,190				328				3,518				3,351				167
Customer backlog			0.5				72				72				—				72				72				—
R&D Tools			7.5				2,475				1,470				1,005				2,475				1,800				675
Intangible assets related to an investment in NB-IoT technologies
NB-IoT technologies			7.0				1,961				1,704				257				1,961				1,961				—
Total intangible assets						$	9,632			$	6,665			$	2,967			$	9,632			$	7,755			$	1,877

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

2025			833
2026			680
2027			286
2028			78
		$	1,877

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