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Property, Plant and Equipment (Tables)
9 Months Ended
Sep. 30, 2016
Property Plant And Equipment [Abstract]  
Summary of Property, Plant and Equipment

Property, plant and equipment at September 30, 2016 and December 31, 2015 consists of the following:

 

 

 

September 30,

2016

 

 

December 31,

2015

 

Land

 

$

2,458

 

 

$

2,458

 

Buildings and improvements

 

 

15,067

 

 

 

14,726

 

Machinery and equipment

 

 

117,140

 

 

 

113,506

 

Office furniture, fixtures and equipment

 

 

4,857

 

 

 

4,997

 

Automotive equipment

 

 

383

 

 

 

491

 

Construction in progress

 

 

5,398

 

 

 

3,413

 

 

 

 

145,303

 

 

 

139,591

 

Less accumulated depreciation

 

 

(97,543

)

 

 

(91,619

)

 

 

$

47,760

 

 

$

47,972