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Note 7 - Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2019
Notes Tables  
Property, Plant and Equipment [Table Text Block]
 
 
December 31,
 
 
2019
 
2018
Land and improvements
 
$
3,191
 
 
$
3,191
 
Buildings and improvements
 
 
35,502
 
 
 
35,187
 
Leasehold improvements
 
 
3,022
 
 
 
2,843
 
Machinery & equipment
 
 
66,438
 
 
 
62,440
 
Furniture, fixtures, computers & software
 
 
6,414
 
 
 
7,119
 
Construction in progress
 
 
1,522
 
 
 
999
 
 
 
$
116,089
 
 
$
111,779