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Post-employment Benefits (Details 4) - Number
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Unified Plan [Member]    
IfrsStatementLineItems [Line Items]    
Number of active participants 10 10
Number of inactive participants 4,115 4,170
Total 4,125 4,180
PlanIII [member]    
IfrsStatementLineItems [Line Items]    
Number of active participants 5,806 6,031
Number of inactive participants 5,379 5,369
Total 11,185 11,400
Assistance Plan [Member]    
IfrsStatementLineItems [Line Items]    
Number of active participants 5,687 5,775
Number of inactive participants 8,857 9,059
Number of dependent people 19,925 20,867
Total 34,469 35,701