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Losses on derecognition of financial assets not measured at fair value through profit or loss, net (Tables)
 12 Months Ended
Dec. 31, 2020
Gain Loss Arising From Derecognition Of Financial Assets [Abstract]  
Table of (Loss) From Derecognition of Financial Assets not Measured at Fair Value Through Profit or Loss
 
   
2020
   
2019
   
2018
 
Loss from sale of government securities
   (2,308,809)    (79,314)    (284,476) 
Loss from sale of private securities
   (1,049)    (1,560)    (1,896) 
   
 
 
   
 
 
   
 
 
 
TOTAL
  
 
  (2,309,858
) 
  
 
      (80,874
) 
  
 
      (286,372
)