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Accrued Expenses and Other Current Liabilities
12 Months Ended
Dec. 31, 2022
Payables and Accruals [Abstract]  
Accrued Expenses and Other Current Liabilities
9.
Accrued Expenses and Other Current Liabilities

 

Accrued expenses and other current liabilities consisted of the following at December 31, 2022 and 2021 (in thousands):

 

 

 

As of December 31,

 

 

 

2022

 

 

2021

 

Salaries, wages and benefits

 

$

2,357

 

 

$

2,983

 

Research and development

 

 

3,855

 

 

 

1,496

 

Other construction in progress

 

 

1,796

 

 

 

1,260

 

Deferred other income

 

 

2,499

 

 

 

-

 

Others

 

 

2,638

 

 

 

1,730

 

Total accrued expenses and other current liabilities

 

$

13,145

 

 

$

7,469