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Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument
CLF in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2021
CLP ($)
Dec. 31, 2021
CLF
Dec. 31, 2020
CLP ($)
Dec. 31, 2019
CLP ($)
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument [Line Items]        
Financial assets at beginning of period | CLF   CLF 1,068,153    
Financial assets at end of period | CLF   CLF 3,061,174    
ECL [Member]        
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument [Line Items]        
Financial assets at beginning of period $ 3,084   $ 7,736  
Net change on Balance [1] (4,273)   1,512  
Change in fair value    
Transfer to Stage 1    
Transfer to Stage 2    
Transfer to Stage 3    
Impact on year-end ECL of exposures transferred between stages during the year ** [2]   1  
Impact of net re-measurement of year-end ECL 5,268   (6,120)  
Amounts written off    
Foreign exchange adjustments 6   (45)  
Financial assets at end of period 4,085   3,084 7,736
Stage 1 Individual [Member] | ECL [Member]        
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument [Line Items]        
Financial assets at beginning of period 3,078   7,736  
Net change on Balance [1] (4,265)   1,519  
Change in fair value    
Transfer to Stage 1    
Transfer to Stage 2 (4)   (12)  
Transfer to Stage 3    
Impact on year-end ECL of exposures transferred between stages during the year ** [2]    
Impact of net re-measurement of year-end ECL 5,270   (6,120)  
Amounts written off    
Foreign exchange adjustments 6   (45)  
Financial assets at end of period 4,085   3,078 7,736
Stage 2 Individual [Member] | ECL [Member]        
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument [Line Items]        
Financial assets at beginning of period 6    
Net change on Balance [1] (8)   (7)  
Change in fair value    
Transfer to Stage 1    
Transfer to Stage 2 4   12  
Transfer to Stage 3    
Impact on year-end ECL of exposures transferred between stages during the year ** [2]   1  
Impact of net re-measurement of year-end ECL (2)    
Amounts written off    
Foreign exchange adjustments    
Financial assets at end of period   6
Stage 3 Individual [Member] | ECL [Member]        
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument [Line Items]        
Financial assets at beginning of period    
Net change on Balance [1]    
Change in fair value    
Transfer to Stage 1    
Transfer to Stage 2    
Transfer to Stage 3    
Impact on year-end ECL of exposures transferred between stages during the year ** [2]    
Impact of net re-measurement of year-end ECL    
Amounts written off    
Foreign exchange adjustments    
Financial assets at end of period  
Fair Value [Member]        
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument [Line Items]        
Financial assets at beginning of period 1,060,523   1,357,846  
Net change on Balance [1] 2,096,361   (306,904)  
Change in fair value (103,107)   14,211  
Transfer to Stage 1    
Transfer to Stage 2    
Transfer to Stage 3    
Impact on year-end ECL of exposures transferred between stages during the year ** [2]    
Impact of net re-measurement of year-end ECL    
Amounts written off    
Foreign exchange adjustments 1,032   (4,630)  
Financial assets at end of period 3,054,809   1,060,523 1,357,846
Fair Value [Member] | Stage 1 Individual [Member]        
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument [Line Items]        
Financial assets at beginning of period 1,060,307   1,357,846  
Net change on Balance [1] 2,096,637   (306,649)  
Change in fair value (103,047)   14,217  
Transfer to Stage 1    
Transfer to Stage 2 (134)   (477)  
Transfer to Stage 3    
Impact on year-end ECL of exposures transferred between stages during the year ** [2]    
Impact of net re-measurement of year-end ECL    
Amounts written off    
Foreign exchange adjustments 1,032   (4,630)  
Financial assets at end of period 3,054,795   1,060,307 1,357,846
Fair Value [Member] | Stage 2 Individual [Member]        
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument [Line Items]        
Financial assets at beginning of period 216    
Net change on Balance [1] (276)   (255)  
Change in fair value (60)   (6)  
Transfer to Stage 1    
Transfer to Stage 2 134   477  
Transfer to Stage 3    
Impact on year-end ECL of exposures transferred between stages during the year ** [2]    
Impact of net re-measurement of year-end ECL    
Amounts written off    
Foreign exchange adjustments    
Financial assets at end of period 14   216
Fair Value [Member] | Stage 3 Individual [Member]        
Financial Assets at Fair Value through Other Comprehensive Income (Details) - Schedule of changes in the corresponding ECLs of debt instrument [Line Items]        
Financial assets at beginning of period    
Net change on Balance [1]    
Change in fair value    
Transfer to Stage 1    
Transfer to Stage 2    
Transfer to Stage 3    
Impact on year-end ECL of exposures transferred between stages during the year ** [2]    
Impact of net re-measurement of year-end ECL    
Amounts written off    
Foreign exchange adjustments    
Financial assets at end of period  
[1] Net change between assets purchased and assets derecognized excluding write offs.
[2] Represents the change in the year-end ECLs of exposures that were transferred from one stage to another during the year.