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Property, Plant & Equipment (Tables)
3 Months Ended
Mar. 31, 2013
Property, Plant and Equipment [Abstract]  
Schedule of Property, Plant and Equipment [Table]
Property, Plant & Equipment

Property, plant and equipment consisted of the following at March 31, 2013 and December 31, 2012:
 
March 31, 2013
 
December 31, 2012
Property, plant and equipment
$
101,960,000

 
$
99,747,000

Accumulated depreciation
(49,403,000
)
 
(48,189,000
)
Property, plant and equipment — net
$
52,557,000

 
$
51,558,000