Note 7 - Intangible Assets, Net (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

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

			Six months ended June 30, 2020 (unaudited)						Year ended December 31, 2019
	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 RivieraWaves
Customer relationships		4.5	$	272	$	272	$	—	$	272	$	272	$	—
Customer backlog		1.5		93		93		—		93		93		—
Core technologies		5.1		5,796		5,796		—		5,796		5,796		—
Intangible assets related to the acquisition of Hillcrest Labs business
Customer relationships		4.4		3,518		829		2,689		3,518		395		3,123
Customer backlog		0.5		72		72		—		72		65		7
Core technologies		7.5		2,475		315		2,160		2,475		150		2,325
Intangible assets related to an investment in Immervision
Core technologies		6.4		7,063		1,023		6,040		7,063		472		6,591
Intangible assets related to an investment in NB-IoT technologies
NB-IoT technologies (*)		7.0		1,961		724		1,237		1,961		583		1,378
Total intangible assets			$	21,250	$	9,124	$	12,126	$	21,250	$	7,826	$	13,424

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

2020	$	1,290
2021		2,582
2022		2,581
2023		1,906
2024		1,852
2025 and thereafter		1,915
	$	12,126