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Investments accounted for using equity method (Details 4) - CLP ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Disclosure Of Investments Accounted For Using Equity Method [Line Items]    
Current assets $ 789,281,758 $ 941,007,259
Non-current assets 1,564,408,956 1,464,857,657
Current liabilities 483,281,996 645,724,245
Non-current liabilities 427,481,495 371,024,728
Joint ventures [member]    
Disclosure Of Investments Accounted For Using Equity Method [Line Items]    
Current assets 135,905,220 206,761,242
Non-current assets 319,779,443 246,997,507
Current liabilities 122,826,437 172,143,127
Non-current liabilities $ 65,850,124 $ 2,893,856