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Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk - CLP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk [Line Items]    
ECL allowance, beginning balance $ 28,247 $ 23,240
ECL allowance, ending balance 40,357 28,247
Transfers from stage 1 to stage 2 3,411 10,340
Transfers from stage 1 to stage 3 2,806 2,764
Transfers from stage 2 to stage 3 4,773 4,338
Transfers from stage 2 to stage 1 (3,228) (6,717)
Transfers from stage 3 to stage 2 (1,482) (1,700)
Transfers from stage 3 to stage 1 (457) (430)
Net changes on financial assets 6,104 (2,853)
Write-off
Other adjustments 183 (735)
Stage 1 [Member]    
Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk [Line Items]    
ECL allowance, beginning balance 13,825 14,636
ECL allowance, ending balance 23,029 13,825
Transfers from stage 1 to stage 2 (1,303) (4,887)
Transfers from stage 1 to stage 3 (70) (76)
Transfers from stage 2 to stage 3
Transfers from stage 2 to stage 1 1,323 2,852
Transfers from stage 3 to stage 2
Transfers from stage 3 to stage 1 12 14
Net changes on financial assets 9,058 2,079
Write-off
Other adjustments 184 (793)
Stage 2 [Member]    
Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk [Line Items]    
ECL allowance, beginning balance 6,315 768
ECL allowance, ending balance 9,599 6,315
Transfers from stage 1 to stage 2 4,714 15,227
Transfers from stage 1 to stage 3
Transfers from stage 2 to stage 3 (217) (221)
Transfers from stage 2 to stage 1 (4,551) (9,569)
Transfers from stage 3 to stage 2 217 240
Transfers from stage 3 to stage 1
Net changes on financial assets 3,120 (189)
Write-off
Other adjustments 1 59
Stage 3 [Member]    
Provisions and Contingent Provisions (Details) - Schedule of provisions for contingent loan risk [Line Items]    
ECL allowance, beginning balance 8,107 7,836
ECL allowance, ending balance 7,729 8,107
Transfers from stage 1 to stage 2
Transfers from stage 1 to stage 3 2,876 2,840
Transfers from stage 2 to stage 3 4,990 4,559
Transfers from stage 2 to stage 1
Transfers from stage 3 to stage 2 (1,699) (1,940)
Transfers from stage 3 to stage 1 (469) (444)
Net changes on financial assets (6,074) (4,743)
Write-off
Other adjustments $ (2) $ (1)