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Note 8 - Operating Leases (Tables)
3 Months Ended
Mar. 31, 2019
Notes Tables  
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
2019   $
795
 
2020    
623
 
2021    
130
 
2022    
108
 
2023    
18
 
Total Lease Payments    
1,674
 
Less Interest:    
(75
)
Present value of lease liabilities   $
1,599
 
         
Current operating lease liabilities   $
950
 
Long-term operating lease liabilities    
649
 
Total   $
1,599