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Other Provisions (Details) - CLP ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Statement [Line Items]    
Other current provisions $ 2,984,518 $ 3,040,930
Non-current provisions 488,465 531,961
Litigation [member]    
Statement [Line Items]    
Other current provisions 179,521 193,764
Non-current provisions 358,867 367,614
Others [member]    
Statement [Line Items]    
Other current provisions 2,804,997 2,847,166
Non-current provisions $ 129,598 $ 164,347