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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2019
Notes to Financial Statements  
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS
For each of the Two Years in the Period Ended
December 31, 2019
(in thousands)
 
 
Column A
  
Column B
    
Column C
    
Column D
    
Column E
  
           
Charged
                  
   
Balance at
    
(Credited)
      
 
 
  
Balance at
  
   
Beginning
    
to Costs &
      
 
 
  
End
  
Descriptions
  
of Period
    
Expenses
    
Deductions
 
  
of Period
  
201
9
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Doubtful receivables
  
$
-
   
$
-
   
$
-
 
  
$
-
 
Discounts, returns,
and allowances
  
 
-
    
 
-
    
 
-
 
  
 
-
  
   
$
-
    
$
-
    
$
-
    
$
-
  
                                 
2018
                                
Doubtful receivables
   $
96
    
$
-
   
$
96
(a
)
  
$
-
 
Discounts, returns, and allowances
    
107
    
 
-
    
107
(a)
  
 
-
  
    $
203
    
$
-
    
$
203
 
  
$
-
  
 
 
                                                                          
(a) Uncollectible receivables and reserves for discounts, returns, and allowances were disposed of in the Asset Sale on
March 2, 2018