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TAX SITUATION (Details) - Regime
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax [Abstract]      
Applicable tax rate 29.50% 29.50% 29.50%
Percentage of workers profit sharing 5.00% 5.00% 5.00%
Tax rate effect from change in tax rate 0.00% 23.80% 0.00%
Average effective tax rate (31.15%) 49.06% (27.14%)
Bolivia [Member]      
Income Tax [Abstract]      
Applicable tax rate 25.00% 25.00%  
Percentage of additional rate if return on equity exceeds 6.00%    
Tax rate effect from change in tax rate 25.00%    
Average effective tax rate 50.00%    
Chile [Member]      
Income Tax [Abstract]      
Number of tax regimes 2 2  
Chile [Member] | Minimum [Member]      
Income Tax [Abstract]      
Tax rate effect from change in tax rate 4.00%    
Chile [Member] | Maximum [Member]      
Income Tax [Abstract]      
Tax rate effect from change in tax rate 35.00%    
Country of Domicile [Member]      
Income Tax [Abstract]      
Applicable tax rate 27.00%    
Colombia [Member]      
Income Tax [Abstract]      
Applicable tax rate 35.00%