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Expected Credit Losses Allowance (Details) - Schedule of expected credit losses - CLP ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Expected Credit Losses Allowance (Details) - Schedule of expected credit losses [Line Items] |  |  |  |  |  |
Commercial loans |  | $ 140,332 | [1] | $ 290,691 |  | $ (140,245)
Mortgage loans |  | 35,749 | [1] | 18,273 |  | (14,412)
Consumer loans |  | 107,154 | [1] | 161,576 |  | (169,483)
Contingent loans |  | 8,658 | [1] | 5,789 |  | 1,008
Loans and account receivable at FVOCI |  | (1,086) | [1] | 1,253 |  | 5
Debt at FVOCI |  | (435) | [1] | 682 |  | (184)
Debt at amortized cost |  | 711 |  |  |  |
Total |  | 291,083 | [1] | 478,264 |  | (323,311)
Corporate [Member] | Stage 1 [Member] |  |  |  |  |  |
Expected Credit Losses Allowance (Details) - Schedule of expected credit losses [Line Items] |  |  |  |  |  |
Commercial loans |  | 1,469 | [1] | 20,055 |  | (3,002)
Mortgage loans |  |  |  |  |  |
Consumer loans |  |  |  |  |  |
Contingent loans |  | 1,088 | [1] | 1,335 |  | 45
Loans and account receivable at FVOCI |  | (1,086) | [1] | 1,253 |  | 5
Debt at FVOCI |  |  |  |  |  |
Total |  | 1,471 | [1] | 22,643 |  | (2,952)
Corporate [Member] | Stage 2 [Member] |  |  |  |  |  |
Expected Credit Losses Allowance (Details) - Schedule of expected credit losses [Line Items] |  |  |  |  |  |
Commercial loans |  | 25,829 | [1] | 35,861 |  | (10,469)
Mortgage loans |  |  |  |  |  |
Consumer loans |  |  |  |  |  |
Contingent loans |  | 4,098 | [1] | 1,624 |  | 10
Loans and account receivable at FVOCI |  |  |  |  |  |
Debt at FVOCI |  |  |  |  |  |
Total |  | 29,927 | [1] | 37,485 |  | (10,459)
Corporate [Member] | Stage 3 [Member] |  |  |  |  |  |
Expected Credit Losses Allowance (Details) - Schedule of expected credit losses [Line Items] |  |  |  |  |  |
Commercial loans |  | 51,897 | [1] | 115,730 |  | (79,501)
Mortgage loans |  |  |  |  |  |
Consumer loans |  |  |  |  |  |
Contingent loans |  | (360) | [1] | (14) |  | 152
Loans and account receivable at FVOCI |  |  |  |  |  |
Debt at FVOCI |  |  |  |  |  |
Total |  | 51,537 | [1] | 115,716 |  | (79,349)
Others [Member] | Stage 1 [Member] |  |  |  |  |  |
Expected Credit Losses Allowance (Details) - Schedule of expected credit losses [Line Items] |  |  |  |  |  |
Commercial loans |  | (2,676) | [1],[2] | 9,617 | [2] | (4,930)
Mortgage loans |  | 357 | [1],[2] | 16,603 | [2] | (1,177)
Consumer loans |  | 35,532 | [1],[2] | 19,024 | [2] | (8,875)
Contingent loans |  | 6,070 | [1],[2] | (1,600) | [2] | 589
Loans and account receivable at FVOCI |  |  |  |  | [2] |
Debt at FVOCI |  | (435) | [1],[2] | 682 | [2] | (184)
Debt at amortized cost | [2] | 711 |  |  |  |
Total |  | 39,558 | [1],[2] | 44,326 | [2] | (14,577)
Others [Member] | Stage 2 [Member] |  |  |  |  |  |
Expected Credit Losses Allowance (Details) - Schedule of expected credit losses [Line Items] |  |  |  |  |  |
Commercial loans |  | 415 | [1] | 23,410 |  | (8,686)
Mortgage loans |  | 3,903 | [1] | (5,966) |  | (4,998)
Consumer loans |  | 6,193 | [1] | (18,914) |  | (15,280)
Contingent loans |  | (1,920) | [1] | 4,023 |  | 24
Loans and account receivable at FVOCI |  |  |  |  |  |
Debt at FVOCI |  |  |  |  |  |
Total |  | 8,591 | [1] | 2,552 |  | (28,940)
Others [Member] | Stage 3 [Member] |  |  |  |  |  |
Expected Credit Losses Allowance (Details) - Schedule of expected credit losses [Line Items] |  |  |  |  |  |
Commercial loans |  | 63,398 | [1] | 86,018 |  | (33,657)
Mortgage loans |  | 31,489 | [1] | 7,636 |  | (8,237)
Consumer loans |  | 65,429 | [1] | 161,466 |  | (145,328)
Contingent loans |  | (318) | [1] | 423 |  | 188
Loans and account receivable at FVOCI |  |  |  |  |  |
Debt at FVOCI |  |  |  |  |  |
Total |  | $ 159,999 | [1] | $ 255,543 |  | $ (187,034)
[1] | Includes overlays for an amount of MCh$59,000. See Note 38, Risk management.
[2] | Includes Mortgages, Consumer and Other Commercial loans.

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