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

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Goodwill [Table Text Block]

		Year ended December 31,
		2020				2021
Balance as of January 1,		$	51,070			$	51,070
Acquisition			—				23,707
Balance as of December 31,		$	51,070			$	74,777

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

						Year ended December 31, 2020												Year ended December 31, 2021
		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 Intrinsix business
Customer relationships			5.5			$	—			$	—			$	—			$	3,604			$	382			$	3,222
Customer backlog			1.5				—				—				—				421				164				257
Patents			5.0				—				—				—				218				26				192
Core technologies			3.0				—				—				—				3,329				647				2,682
Intangible assets related to the acquisition of Hillcrest Labs business
Customer relationships			4.4			$	3,518			$	1,262			$	2,256			$	3,518			$	2,130			$	1,388
Customer backlog			0.5				72				72				—				72				72				—
R&D Tools			7.5				2,475				480				1,995				2,475				810				1,665
Intangible assets related to Immervision assets acuaisition
R&D Tools			6.4				7,063				1,575				5,488				7,063				2,679				4,384
Intangible assets related to an investment in NB-IoT technologies
NB-IoT technologies (*)			7.0				1,961				864				1,097				1,961				1,144				817
Total intangible assets						$	15,089			$	4,253			$	10,836			$	22,661			$	8,054			$	14,607

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

2022			4,647
2023			3,714
2024			3,013
2025			2,262
2026 and thereafter			971
		$	14,607

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Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

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