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Finance Income (Tables)
 12 Months Ended
Dec. 31, 2021
Schedule of Finance Income [Abstract]  
Schedule of finance income
   2021   2020   2019 
   S/(000)   S/(000)   S/(000) 
             
Tax interest   1,015    
-
    
-
 
Interest on accounts receivable   898    204    715 
Interest on term deposits   834    2,243    1,014 
Other finance income   144    529    847 
    2,891    2,976    2,576