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Note 22 - Current Allowances and Provisions
 12 Months Ended
Dec. 31, 2018
Statement Line Items [Line Items]  
Disclosure of current allowances and provisions [text block]
22
 Current allowances and provisions
 
(i)       Deducted from assets
 
Year ended December 31, 2018  
Allowance for doubtful
accounts - Trade
receivables
  
Allowance for other
doubtful accounts -
Other receivables
  
Allowance for
inventory
obsolescence
             
Values at the beginning of the year    
(78,385
 )    
(6,255
 )    
(216,068
 )
Effect of adoption of new standards    
6,423
      
-
      
-
  
Translation differences    
329
      
359
      
3,575
  
Additional allowances    
(1,751
 )    
(1,179
 )    
(25,457
 )
Used    
6,849
      
291
      
28,154
  
At December 31, 2018    
(66,535
 )    
(6,784
 )    
(209,796
 )
 
 
Year ended December 31, 2017  
Allowance for doubtful
accounts - Trade
receivables
  
Allowance for other
doubtful accounts -
Other receivables
  
Allowance for
inventory
obsolescence
             
Values at the beginning of the year    
(85,724
 )    
(6,332
 )    
(240,242
 )
Translation differences    
(345
 )    
(220
 )    
(3,575
 )
Reversals / (additional) allowances    
5,421
      
(84
 )    
12,917
  
Used    
2,263
      
381
      
14,832
  
At December 31, 2017    
(78,385
 )    
(6,255
 )    
(216,068
 )
 
 
 
22
Current allowances and provisions (Cont.)
 
(ii)
Liabilities
Year ended December 31, 2018   Sales risks  
Other claims and
contingencies
   Total
             
Values at the beginning of the year    
11,396
      
20,934
      
32,330
  
Translation differences    
(103
 )    
(2,205
 )    
(2,308
 )
Additional provisions    
2,638
      
6,463
      
9,101
  
Reclassifications    
-
      
2,406
      
2,406
  
Used    
(7,117
 )    
(10,129
 )    
(17,246
 )
At December 31, 2018    
6,814
      
17,469
      
24,283
  
 
 
Year ended December 31, 2017   Sales risks   Other claims and
contingencies		   Total
             
Values at the beginning of the year    
13,885
      
8,871
      
22,756
  
Translation differences    
247
      
227
      
474
  
Additional provisions    
4,238
      
9,432
      
13,670
  
Reclassifications    
-
      
7,591
      
7,591
  
Used    
(6,974
 )    
(5,187
 )    
(12,161
 )
At December 31, 2017    
11,396
      
20,934
      
32,330