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Property, Plant and Equipment, Net (Tables)
9 Months Ended
Sep. 30, 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):

 

 

 

 

 

 

 

 

 

 

 

September 30, 

 

December 31, 

 

 

 

2018

 

2017

 

Property, plant and equipment:

 

 

 

 

 

 

 

Machinery and equipment, at cost

 

$

47,875

 

$

44,549

 

Less: accumulated depreciation and amortization

 

 

(41,034)

 

 

(40,845)

 

Building, at cost

 

 

39,374

 

 

32,461

 

Less: accumulated depreciation and amortization

 

 

(11,792)

 

 

(11,501)

 

Leasehold improvements, at cost

 

 

5,384

 

 

5,539

 

Less: accumulated depreciation and amortization

 

 

(4,411)

 

 

(4,288)

 

Construction in progress

 

 

39,358

 

 

20,615

 

 

 

$

74,754

 

$

46,530