Business Segment, Concentration of Credit Risk and Significant Customers (Tables)

12 Months Ended

Dec. 31, 2021

Segment Reporting [Abstract]

Schedule of Revenue from Licensing Technologies, Performance of Engineering Services and Shipment of Products to Customers by Geographical Locations

The Company recognized revenue from licensing of its technologies, performance of engineering services and shipment of products to customers in the following geographical locations (in thousands):

	Year Ended
	December 31,
	2021		2020
North America	$	1,968	$	7,727
Hong Kong		2,955		—
Taiwan		693		1,351
Rest of world		63		12
Total net revenue	$	5,679	$	9,090

Schedule of Customers Who Accounted for at Least 10% of Total Net Revenue

Customers who accounted for at least 10% of total net revenues were:

	Year Ended
	December 31,
	2021			2020
Customer A		48	%	*
Customer B		19	%	*
Customer C		11	%		12	%
Customer D	*				55	%
Customer E	*				27	%

* Represents percentage less than 10%.