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Summary of Significant Accounting Policies (Details)
 12 Months Ended
Dec. 31, 2022
CLP ($)
Dec. 31, 2021
Dec. 31, 2020
USD ($)
Summary of Significant Accounting Policies (Details) [Line Items]      
Revenue of operating segments, percentage   10.00%  
Profit or loss, percentage   10.00%  
Assets of operating segment, percentage   10.00%  
Foreign exchange rate (in Dollars)     $ 1
Average incremental interest rate 1.59%    
PD equal percentage   100.00%  
Fogape's annual sales, description   the Chilean government announced a series of measures to support lending, which included additional funds to the Guarantee Fund for Small Companies (Fogape), a state fund that guarantees loans, leases and other credits provided to small businesses.The chilean Banks, including us, provided loans with preferential interest rates (MPR plus 3%) and terms of up to 48 months to eligible companies (“Fogape loans”), and 6-month grace period before repayment, guaranteed by the government fund. In February 2021, the government approved the FOGAPE 2.0 – or FOGAPE Reactiva – under this new programme, the maximum rate was set at a monthly rate of TPM (overnight rate) plus 0.6% (7.2% annual rate).  
Average cost to sale, percentage   4.00% 5.80%
Net income, percentage 30.00%    
Employee carrying out duties 60 years    
Sale of investments (in Pesos) $ 188    
CLF [Member]      
Summary of Significant Accounting Policies (Details) [Line Items]      
Foreign exchange rate 35,110.98 30,991.74  
Banco Santander Spain [Member] | Banco Santander-Chile [Member]      
Summary of Significant Accounting Policies (Details) [Line Items]      
Proportion of ownership interest in subsidiary 99.50%    
Banco Santander Spain [Member] | Teatinos Siglo XXi inversiones Ltda [Member]      
Summary of Significant Accounting Policies (Details) [Line Items]      
Proportion of ownership interest in subsidiary 100.00%    
Banco Santander Spain [Member] | Santander-Chile Bank [Member]      
Summary of Significant Accounting Policies (Details) [Line Items]      
Proportion of ownership interest in subsidiary 67.18%    
Expected Credit Losses [Member]      
Summary of Significant Accounting Policies (Details) [Line Items]      
PD equal percentage   100.00%  
Bottom of range [Member]      
Summary of Significant Accounting Policies (Details) [Line Items]      
Percentage of inflation 13.30%    
Top of range [Member]      
Summary of Significant Accounting Policies (Details) [Line Items]      
Percentage of inflation   6.60%