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Property, Plant and Equipment, Net (Tables)
12 Months Ended
Dec. 31, 2018
Property, Plant and Equipment, Net  
Components of property, plant and equipment

The components of our property, plant and equipment are summarized below (in thousands):

 

 

 

 

 

 

 

 

 

 

December 31, 

 

December 31, 

 

 

 

2018

 

2017

 

Property, plant and equipment:

 

 

 

 

 

 

 

Machinery and equipment, at cost

 

$

51,496

 

$

44,549

 

Less: accumulated depreciation and amortization

 

 

(41,431)

 

 

(40,845)

 

Building, at cost

 

 

39,775

 

 

32,461

 

Less: accumulated depreciation and amortization

 

 

(12,147)

 

 

(11,501)

 

Leasehold improvements, at cost

 

 

5,464

 

 

5,539

 

Less: accumulated depreciation and amortization

 

 

(4,497)

 

 

(4,288)

 

Construction in progress

 

 

43,620

 

 

20,615

 

 

 

$

82,280

 

$

46,530