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Property and Equipment (Tables)
9 Months Ended
Sep. 30, 2020
Property Plant And Equipment [Abstract]  
Property and Equipment, Net

Property and equipment consists of the following (in thousands):

 

 

 

Estimated Useful

 

 

 

 

 

 

 

 

 

 

 

Life (Years)

 

 

September 30, 2020

 

 

December 31, 2019

 

Land

 

 

 

 

$

875

 

 

$

875

 

Buildings

 

39-40

 

 

 

17,389

 

 

 

17,389

 

Building improvements

 

5-40

 

 

 

37,543

 

 

 

37,543

 

Machinery and equipment

 

3-15

 

 

 

55,165

 

 

 

54,982

 

Furniture, fixtures and office equipment

 

5-10

 

 

 

3,005

 

 

 

3,005

 

Computer equipment and software

 

 

3

 

 

 

8,319

 

 

 

8,234

 

Construction in progress

 

 

 

 

 

63

 

 

 

114

 

 

 

 

 

 

 

 

122,359

 

 

 

122,142

 

Less accumulated depreciation

 

 

 

 

 

 

(96,623

)

 

 

(95,364

)

Total property and equipment, net

 

 

 

 

 

$

25,736

 

 

$

26,778

 

Depreciation Expense Related to Property and Equipment

 

Depreciation expense related to property and equipment for the three and nine months ended September 30, 2020 and 2019 was as follows (in thousands):

 

 

 

Three Months Ended

September 30,

 

 

Nine Months Ended

September 30,

 

 

 

2020

 

 

2019

 

 

2020

 

 

2019

 

Depreciation Expense

 

$

455

 

 

$

396

 

 

$

1,346

 

 

$

1,135