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Equity and Stock-based Compensation (Tables)
6 Months Ended
Jun. 30, 2021
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Schedule of Stock-based Compensation Expenses Included in Unaudited Consolidated Statements of Operations

The following table presents stock-based compensation expenses included in our unaudited consolidated statements of operations (in thousands):

 

 

 

Three Months Ended

June 30,

 

 

Six Months Ended

June 30,

 

 

 

2021

 

 

2020

 

 

2021

 

 

2020

 

Cost of services

 

$

6

 

 

$

4

 

 

$

8

 

 

$

5

 

Research and development

 

 

66

 

 

 

52

 

 

 

97

 

 

 

56

 

Selling and marketing

 

 

74

 

 

 

48

 

 

 

107

 

 

 

73

 

General and administrative

 

 

293

 

 

 

126

 

 

 

424

 

 

 

179

 

Stock-based compensation expense

 

$

439

 

 

$

230

 

 

$

636

 

 

$

313