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Note 5 - Property and Equipment (Tables)
 12 Months Ended
Dec. 31, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]

(in thousands)

 

Depreciable

Lives

   

December 31,

2013

   

December 31,

2012

 

Land

    -       $ 16,193     $ 16,193  

Land improvements

  5 - 10       2,650       2,241  

Buildings and improvements

  7 - 30       132,299       126,438  

Machinery and equipment

  2 - 15       172,671       167,752  

Furniture and fixtures

  3 - 7       6,422       6,283  

Computer software and equipment

  2 - 5       25,844       25,351  

Vehicles

  2 - 5       1,220       1,257  

Construction in progress

    -         4,069       2,420  
                361,368       347,935  

Less accumulated depreciation

              (170,484 )     (151,608 )

Net property and equipment

            $ 190,884     $ 196,327