Significant Customers, Concentrations of Credit Risk, and Geographic Information (Tables)

6 Months Ended

Jun. 30, 2023

Significant Customers, Concentrations of Credit Risk, and Geographic Information

Schedule of net revenues from customers

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Customer A	23	%	24	%	27	%	30	%
Customer B	13	%	*	%	*	%	*	%
Customer C	11	%	25	%	*	%	20	%

*    Less than 10% of total net revenues

Schedule of net revenues by geographical area

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
	(in thousands)				(in thousands)
United States	$	1,947	$	995	$	4,100	$	1,996
Asia and Middle East		1,128		969		1,954		1,780
Europe and other		974		76		1,273		255
Revenue, net	$	4,049	$	2,040	$	7,327	$	4,031

Schedule of assets by geographical area

	June 30,		December 31,
	2023		2022
	(in thousands)
United States	$	782	$	935
Europe		4,527		—
Asia		325		344
Total long-lived assets	$	5,634	$	1,279