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Significant Customers, Concentrations of Credit Risk, and Geographic Information (Tables)
9 Months Ended
Sep. 30, 2021
Significant Customers, Concentrations of Credit Risk, and Geographic Information  
Schedule of net revenues from customers

Three months ended September 30, 

Nine months ended September 30, 

    

2021

    

2020

    

2021

2020

Customer A

 

17

%  

24

%  

22

%  

17

%  

Customer B

 

15

%  

*

%  

11

%  

11

%  

Customer C

 

*

%  

11

%  

13

%  

11

%  

*    Less than 10% of total net revenues

Schedule of net revenues by geographical area

Three months ended September 30, 

Nine months ended September 30, 

    

2021

    

2020

    

2021

    

2020

 

(in thousands)

United States

$

674

$

512

$

1,534

$

1,934

Asia and Middle East

 

1,383

 

935

 

3,873

 

2,577

Europe and other

 

166

 

101

 

448

 

430

Revenue, net

$

2,223

$

1,548

$

5,855

$

4,941

Schedule of assets by geographical area

    

September 30, 

    

December 31, 

 

2021

 

2020

 

(in thousands)

United States

$

1,124

$

1,194

Asia

 

204

 

332

Total long-lived assets

$

1,328

$

1,526