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

As of December 31, 2019 and 2018, property, plant and equipment was comprised of the following:

 

(In thousands)

 

2019

 

 

2018

 

Land

 

$

4,575

 

 

$

4,575

 

Building and land improvements

 

 

34,797

 

 

 

34,379

 

Building

 

 

68,157

 

 

 

68,183

 

Furniture and fixtures

 

 

19,959

 

 

 

19,831

 

Computer hardware and software

 

 

74,399

 

 

 

92,071

 

Engineering and other equipment

 

 

130,430

 

 

 

127,060

 

Total Property, Plant and Equipment

 

 

332,317

 

 

 

346,099

 

Less accumulated depreciation

 

 

(258,609

)

 

 

(265,464

)

Total Property, Plant and Equipment, net

 

$

73,708

 

 

$

80,635