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Provisions (Details) - Schedule of changes in provision - CLP ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Provisions (Details) - Schedule of changes in provision [Line Items]    
Beginning Balance $ 237,620 $ 203,374
Provisions established 238,414 212,148
Provisions used (144,150) (177,902)
Provisions released
Ending Balance 331,884 237,620
Minimum dividends [Member]    
Provisions (Details) - Schedule of changes in provision [Line Items]    
Beginning Balance 138,932 177,902
Provisions established 237,877 138,932
Provisions used (138,932) (177,902)
Provisions released
Ending Balance 237,877 138,932
Contingent loan risks [Member]    
Provisions (Details) - Schedule of changes in provision [Line Items]    
Beginning Balance 98,181 24,971
Provisions established 73,210
Provisions used (5,132)
Provisions released
Ending Balance 93,049 98,181
Other [Member]    
Provisions (Details) - Schedule of changes in provision [Line Items]    
Beginning Balance 507 501
Provisions established 537 6
Provisions used (86)
Provisions released
Ending Balance $ 958 $ 507