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Note 9 - Geographic Information and Major Customer Data (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

Revenue from External Customers by Geographic Areas [Table Text Block]

		Nine months ended September 30,								Three months ended September 30,
		2021 (unaudited)				2020 (unaudited)				2021 (unaudited)				2020 (unaudited)
Revenues based on customer location:
United States		$	19,290			$	13,754			$	8,792			$	3,079
Europe and Middle East			3,435				10,017				1,430				825
Asia Pacific (1)			65,914				48,410				22,558				21,056
Other			10				—				10				—
		$	88,649			$	72,181			$	32,790			$	24,960
(1) China		$	54,489			$	37,713			$	18,041			$	16,085

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

		Nine months ended September 30,								Three months ended September 30,
		2021 (unaudited)				2020 (unaudited)				2021 (unaudited)				2020 (unaudited)
Customer A			25	%			12	%			32	%			18	%
Customer B			*)				13	%			*)				*)
Customer C			*)				13	%			*)				16	%

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