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Financial Assets at Amortised Cost (Details) - Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans - CLP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans [Line Items]    
Beginning balance $ 4,536,025 $ 5,880,733
Transfers:    
Net changes of financial assets 162,997 121,749
Write-off   0
Other adjustments 0 0
Ending balance 2,687,485 4,536,025
Gross carrying amount    
Transfers:    
Transfers from stage 1 to stage 2 0 0
Transfers from stage 1 to stage 3 0 0
Transfers from stage 2 to stage 3 0 0
Transfers from stage 2 to stage 1 0 0
Transfers from stage 3 to stage 2 0 0
Transfers from stage 3 to stage 1 0 0
Net changes of financial assets (37,704) 35,495
Write-off 0 0
Gross carrying amount | Mortgage loans    
Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans [Line Items]    
Beginning balance 17,073,439 15,729,009
Transfers:    
Transfers from stage 1 to stage 2 0 0
Transfers from stage 1 to stage 3 0 0
Transfers from stage 2 to stage 3 0 0
Transfers from stage 2 to stage 1 0 0
Transfers from stage 3 to stage 2 0 0
Transfers from stage 3 to stage 1 0 0
Net changes of financial assets 527,008 1,379,718
Write-off (43,800) (38,193)
Other adjustments 3,122 2,905
Ending balance 17,559,769 17,073,439
Gross carrying amount | Stage 1 | Mortgage loans    
Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans [Line Items]    
Beginning balance 14,635,723 14,672,080
Transfers:    
Transfers from stage 1 to stage 2 (3,369,333) (2,265,541)
Transfers from stage 1 to stage 3 (35,377) (108,610)
Transfers from stage 2 to stage 3 0 0
Transfers from stage 2 to stage 1 2,873,839 936,562
Transfers from stage 3 to stage 2 0 0
Transfers from stage 3 to stage 1 0 20,596
Net changes of financial assets 654,681 1,377,161
Write-off 0 0
Other adjustments 3,123 3,475
Ending balance 14,762,656 14,635,723
Gross carrying amount | Stage 2 | Mortgage loans    
Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans [Line Items]    
Beginning balance 1,713,185 367,467
Transfers:    
Transfers from stage 1 to stage 2 3,369,333 2,265,541
Transfers from stage 1 to stage 3 0 0
Transfers from stage 2 to stage 3 (628,525) (397,175)
Transfers from stage 2 to stage 1 (2,873,839) (936,562)
Transfers from stage 3 to stage 2 476,841 419,626
Transfers from stage 3 to stage 1 0
Net changes of financial assets (112,062) (5,294)
Write-off 0
Other adjustments (1) (418)
Ending balance 1,944,932 1,713,185
Gross carrying amount | Stage 3 | Mortgage loans    
Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans [Line Items]    
Beginning balance 724,531 689,462
Transfers:    
Transfers from stage 1 to stage 2 0 0
Transfers from stage 1 to stage 3 35,377 108,610
Transfers from stage 2 to stage 3 628,525 397,175
Transfers from stage 2 to stage 1 0 0
Transfers from stage 3 to stage 2 (476,841) (419,626)
Transfers from stage 3 to stage 1 0 (20,596)
Net changes of financial assets (15,611) 7,851
Write-off (43,800) (38,193)
Other adjustments 0 (152)
Ending balance 852,181 724,531
ECL allowance    
Transfers:    
Transfers from stage 1 to stage 2 0 0
Transfers from stage 1 to stage 3 0 0
Transfers from stage 2 to stage 3 0 0
Transfers from stage 2 to stage 1 0 0
Transfers from stage 3 to stage 2 0 0
Transfers from stage 3 to stage 1 0 0
Net changes of the exposure and modifications in credit risk (1) 1
Write-off 0 0
ECL allowance | Mortgage loans    
Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans [Line Items]    
Beginning balance 216,133 162,756
Transfers:    
Transfers from stage 1 to stage 2 75,838 45,920
Transfers from stage 1 to stage 3 1,936 5,965
Transfers from stage 2 to stage 3 37,970 16,881
Transfers from stage 2 to stage 1 (66,173) (51,089)
Transfers from stage 3 to stage 2 (43,360) (12,812)
Transfers from stage 3 to stage 1 0 (1,279)
Net changes of the exposure and modifications in credit risk 47,826 88,025
Write-off (43,800) (38,193)
Other adjustments 0 (41)
Ending balance 226,370 216,133
ECL allowance | Stage 1 | Mortgage loans    
Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans [Line Items]    
Beginning balance 8,651 19,388
Transfers:    
Transfers from stage 1 to stage 2 (6,317) (12,382)
Transfers from stage 1 to stage 3 (152) (848)
Transfers from stage 2 to stage 3 0 0
Transfers from stage 2 to stage 1 6,727 6,893
Transfers from stage 3 to stage 2 0 0
Transfers from stage 3 to stage 1 0 135
Net changes of the exposure and modifications in credit risk 1,438 (4,536)
Write-off 0 0
Other adjustments 0 1
Ending balance 10,347 8,651
ECL allowance | Stage 2 | Mortgage loans    
Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans [Line Items]    
Beginning balance 53,371 10,462
Transfers:    
Transfers from stage 1 to stage 2 82,155 58,302
Transfers from stage 1 to stage 3 0 0
Transfers from stage 2 to stage 3 (31,271) (18,422)
Transfers from stage 2 to stage 1 (72,900) (57,982)
Transfers from stage 3 to stage 2 39,601 58,566
Transfers from stage 3 to stage 1 0 0
Net changes of the exposure and modifications in credit risk (10,626) 2,490
Write-off 0 0
Other adjustments 0 (45)
Ending balance 60,330 53,371
ECL allowance | Stage 3 | Mortgage loans    
Schedule of Gross Carrying Amount Expected Credit Loss in Mortgage Loans [Line Items]    
Beginning balance 154,111 132,906
Transfers:    
Transfers from stage 1 to stage 2 0 0
Transfers from stage 1 to stage 3 2,088 6,813
Transfers from stage 2 to stage 3 69,241 35,303
Transfers from stage 2 to stage 1 0 0
Transfers from stage 3 to stage 2 (82,961) (71,378)
Transfers from stage 3 to stage 1 0 (1,414)
Net changes of the exposure and modifications in credit risk 57,014 90,071
Write-off (43,800) (38,193)
Other adjustments 0 3
Ending balance $ 155,693 $ 154,111