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Investment Property (Details Textual) - CLP ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Statement [Line Items]      
Direct operating expense from investment property $ 67,096 $ 50,874 $ 60,452
Investment property $ 8,313,274 8,715,956 5,825,359
Investment Property Fair Value Percentage 96.00%    
Difference in percentage between market value and book value of the investment property 100.00%    
At fair value [member]      
Statement [Line Items]      
Investment property $ 10,939,073    
CHILE      
Statement [Line Items]      
Rental income from investment property 3,825 158,235 193,839
ARGENTINA      
Statement [Line Items]      
Rental income from investment property $ 104,334 $ 97,312 $ 135,064