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

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Goodwill [Table Text Block]

		Year ended December 31,
		2022				2023
Balance as of January 1,		$	74,777			$	74,777
Acquisition			—				1,994
Sale of Intrinsix (see note 1)			—				(18,463	)
Balance as of December 31,		$	74,777			$	58,308

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

								Year ended December 31, 2022												Year ended December 31, 2023
		Weighted average amortization period (years)			Gross carrying amount			Accumulated amortization			Impairment (*)			Net			Gross carrying amount			Accumulated amortization			Impairment (*)			Net
Intangible assets related to the acquisition of VisiSonics business
Customer relationships			4.0		$	—		$	—		$	—		$	—		$	432		$	72		$	—		$	360
Technologies			5.0			—			—			—			—			1,174			157			—			1,017
Intangible assets related to the acquisition of Hillcrest Labs business
Customer relationships			4.4			3,518			2,998			—			520			3,518			3,190			—			328
Customer backlog			0.5			72			72			—			—			72			72			—			—
R&D Tools			7.5			2,475			1,140			—			1,335			2,475			1,470			—			1,005
Intangible assets related to Immervision assets acquisition
R&D Tools			6.4			7,063			3,507			3,556			—			7,063			3,507			3,556			—
Intangible assets related to an investment in NB-IoT technologies
NB-IoT technologies			7.0			1,961			1,424			—			537			1,961			1,704			—			257
Total intangible assets					$	15,089		$	9,141		$	3,556		$	2,392		$	16,695		$	10,172		$	3,556		$	2,967

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

2024			1,090
2025			833
2026			680
2027			286
2028			78
		$	2,967

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