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Property, Plant and Equipment Property, Plant and Equipment (Tables)
 12 Months Ended
Dec. 31, 2014
Property, Plant and Equipment [Abstract]  
Components of property, plant and equipment
Components of property, plant and equipment were as follows:
 
(Dollars in thousands)
 
December 31,
 
2014
 
2013
Land
$
2,701

 
$
5,864

Buildings and improvements
18,503

 
31,779

Machinery and equipment
22,418

 
22,989

Capitalized software
18,758

 
18,234

McCook Facility
12,961

 
12,961

Furniture and fixtures
5,703

 
4,424

Capital leases
302

 
1,007

Vehicles
168

 
164

Construction in progress
1,018

 
1,269

 
82,532

 
98,691

Accumulated depreciation and amortization
(40,944
)
 
(39,717
)
 
$
41,588

 
$
58,974