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Employee Benefits (Details) - CLP ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Disclosure of Employee benefits [Abstract]    
Short-term employee benefits accruals $ 26,050,387 $ 22,517,220
Current net defined benefit liability 182,106 321,008
Current provisions for employee benefits 26,232,493 22,838,228
Long term employee benefits accruals 0 0
Non-current net defined benefit liability 23,517,009 21,832,415
Provisions for employee benefits $ 23,517,009 $ 21,832,415