Plant, Property and Equipment, Net (Tables)
 12 Months Ended
Dec. 31, 2016
Property, Plant and Equipment [Abstract]  
Plant, Property and Equipment, Net
Depreciation and amortization is generally computed using either an accelerated or straight-line method and is based on estimated useful lives or lease term as follows:
 
 
Years
Buildings and improvements
 
5 – 40
Machinery and equipment
 
3 – 10
Furniture, fixtures, and office equipment
 
3 – 7
Property, plant and equipment, net consisted of the following at December 31:
(In thousands)

2016
 
2015
Buildings and improvements

$
5,230

 
$
4,866

Machinery and equipment

4,422

 
4,877

Furniture, fixtures and office equipment

3,721

 
3,772

Property, plant and equipment, gross

13,373

 
13,515

Less: accumulated depreciation and amortization

(10,312
)
 
(8,753
)
Property, plant and equipment, net

$
3,061

 
$
4,762