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Property, Plant and Equipment
12 Months Ended
Dec. 31, 2019
Property Plant And Equipment [Abstract]  
Property, Plant and Equipment

6.

Property, Plant and Equipment

 

 

 

December 31,

 

(table only in thousands)

 

2019

 

 

2018

 

Land

 

$

147

 

 

$

1,623

 

Building and improvements

 

 

7,400

 

 

 

18,185

 

Machinery and equipment

 

 

26,993

 

 

 

25,257

 

Property, plant and equipment, gross

 

 

34,540

 

 

 

45,065

 

Less accumulated depreciation

 

 

(19,266

)

 

 

(22,865

)

Property, plant and equipment, net

 

$

15,274

 

 

$

22,200

 

 

Depreciation expense was $2.1 million, $3.5 million and $4.5 million for 2019, 2018 and 2017, respectively.