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Risk Management (Details) - Schedule of COVID refinancing
$ in Millions
 12 Months Ended
Dec. 31, 2020
CLP ($)
 [1]
Bank Programs [Member]  
Bank Programs (*)  
Gross carrying amount $ 414,155
% of portfolio 1.30%
ECL $ 16,743
% of total ECL 2.00%
Commercial Individual [Member] | Bank Programs [Member]  
Bank Programs (*)  
Number of Operations 664
Loan value of customers $ 20,436
% from the portfolio 0.20%
Provisions $ 592
Commercial Group [Member] | Bank Programs [Member]  
Bank Programs (*)  
Number of Operations 39,473
Loan value of customers $ 102,398
% from the portfolio 2.10%
Provisions $ 3,005
Consumer [Member] | Bank Programs [Member]  
Bank Programs (*)  
Number of Operations 187,428
Loan value of customers $ 149,918
% from the portfolio 3.80%
Provisions $ 12,462
Mortgage [Member] | Bank Programs [Member]  
Bank Programs (*)  
Number of Operations 91,928
Loan value of customers $ 141,403
% from the portfolio 1.50%
Provisions $ 684
Bank Programs [Member]  
Bank Programs (*)  
Number of Operations 319,493
Loan value of customers $ 414,155
% from the portfolio 1.30%
Provisions $ 16,743
Stage 1 [Member] | Bank Programs [Member]  
Bank Programs (*)  
Gross carrying amount $ 354,632
% of portfolio 1.40%
ECL $ 9,914
% of total ECL 3.50%
Stage 2 [Member] | Bank Programs [Member]  
Bank Programs (*)  
Gross carrying amount $ 36,850
% of portfolio 0.80%
ECL $ 3,074
% of total ECL 1.30%
Stage 3 [Member] | Bank Programs [Member]  
Bank Programs (*)  
Gross carrying amount $ 22,674
% of portfolio 1.90%
ECL $ 3,756
% of total ECL 1.20%
[1] The granting of refinancing of operations associated with credit cards for MCh$147,918 is not included.