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Fair Value of Financial Assets and Liabilities (Details) - Schedule of reconciliation between the beginning and ending balances of instruments - CLP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Instruments isuued abroad [Member]    
Fair Value of Financial Assets and Liabilities (Details) - Schedule of reconciliation between the beginning and ending balances of instruments [Line Items]    
Assets at beginning of period $ 91 $ 96
Gain (Loss) Recognized in Income [1]
Gain (Loss) Recognized in Equity [2] (66) (5)
Purchases
Sales
Transfer from Level 1 and 2
Transfer to Level 1 and 2
Assets at end of period 25 91
Subtotal [Member]    
Fair Value of Financial Assets and Liabilities (Details) - Schedule of reconciliation between the beginning and ending balances of instruments [Line Items]    
Assets at beginning of period 36,687 7,165
Gain (Loss) Recognized in Income [1] 1,084 323
Gain (Loss) Recognized in Equity [2] (3,234) (652)
Purchases 10,212 71,539
Sales (20,453) (70,897)
Transfer from Level 1 and 2 6,399 29,209
Transfer to Level 1 and 2 (5,467)
Assets at end of period 25,228 36,687
Trading securities [Member] | Level 3 of fair value hierarchy [Member]    
Fair Value of Financial Assets and Liabilities (Details) - Schedule of reconciliation between the beginning and ending balances of instruments [Line Items]    
Assets at beginning of period 5,494 55,094
Gain (Loss) Recognized in Income [1] (503) (708)
Gain (Loss) Recognized in Equity [2]
Purchases 42,484 49,424
Sales (3,160) (98,316)
Transfer from Level 1 and 2 7,169
Transfer to Level 1 and 2
Assets at end of period 51,484 5,494
Trading securities [Member] | Level 3 of fair value hierarchy [Member] | Other instruments issued in Chile [Member]    
Fair Value of Financial Assets and Liabilities (Details) - Schedule of reconciliation between the beginning and ending balances of instruments [Line Items]    
Assets at beginning of period 5,494  
Gain (Loss) Recognized in Income [1] (503)  
Gain (Loss) Recognized in Equity [2]  
Purchases 42,484  
Sales (3,160)  
Transfer from Level 1 and 2 7,169  
Transfer to Level 1 and 2  
Assets at end of period 51,484 5,494
Trading securities [Member] | Level 3 of fair value hierarchy [Member] | Other instruments issued in Chile [Member]    
Fair Value of Financial Assets and Liabilities (Details) - Schedule of reconciliation between the beginning and ending balances of instruments [Line Items]    
Assets at beginning of period 5,494 55,094
Gain (Loss) Recognized in Income [1]   (708)
Gain (Loss) Recognized in Equity [2]  
Purchases   49,424
Sales   (98,316)
Transfer from Level 1 and 2  
Transfer to Level 1 and 2  
Assets at end of period   5,494
Financial assets measured at fair value through other comprehensive income, category [Member]    
Fair Value of Financial Assets and Liabilities (Details) - Schedule of reconciliation between the beginning and ending balances of instruments [Line Items]    
Assets at beginning of period 42,181 62,259
Gain (Loss) Recognized in Income [1] 581 (385)
Gain (Loss) Recognized in Equity [2] (3,234) (652)
Purchases 52,696 120,963
Sales (23,613) (169,213)
Transfer from Level 1 and 2 13,568 29,209
Transfer to Level 1 and 2 (5,467)
Assets at end of period 76,712 42,181
Financial assets measured at fair value through other comprehensive income, category [Member] | Other instruments issued in Chile [Member]    
Fair Value of Financial Assets and Liabilities (Details) - Schedule of reconciliation between the beginning and ending balances of instruments [Line Items]    
Assets at beginning of period 36,596 7,069
Gain (Loss) Recognized in Income [1]   323
Gain (Loss) Recognized in Equity [2]   (647)
Purchases   71,539
Sales   (70,897)
Transfer from Level 1 and 2   29,209
Transfer to Level 1 and 2  
Assets at end of period   36,596
Financial assets measured at fair value through other comprehensive income, category [Member] | Debts Securities [Member]    
Fair Value of Financial Assets and Liabilities (Details) - Schedule of reconciliation between the beginning and ending balances of instruments [Line Items]    
Assets at beginning of period 36,596  
Gain (Loss) Recognized in Income [1] 1,084  
Gain (Loss) Recognized in Equity [2] (3,168)  
Purchases 10,212  
Sales (20,453)  
Transfer from Level 1 and 2 6,399  
Transfer to Level 1 and 2 (5,467)  
Assets at end of period $ 25,203 $ 36,596
[1] It is recorded in the income statement under “Net financial operating income”
[2] It is recorded in Equity under “Other Comprehensive Income”