XML 28 R14.htm IDEA: XBRL DOCUMENT v3.22.4
Property, Plant and Equipment
 12 Months Ended
Dec. 31, 2022
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
8.
Property, plant and equipment:

Property, plant and equipment consisted of the following:

 

 

 

December 31,

 

 

 

2022

 

2021

 

Research equipment

 

$

8,921

 

$

8,424

 

Office furniture and equipment

 

 

868

 

 

832

 

Computer equipment

 

 

1,213

 

 

1,539

 

Leasehold improvements

 

 

4,203

 

 

7,021

 

Less: accumulated depreciation and amortization

 

 

(8,705

)

 

(13,350

)

Net book value

 

$

6,500

 

$

4,466